# Bussnizz

> Free business calculators, PDF tools and everyday calculators for sellers, freelancers and small businesses.


## Posts

- [eBay Currency Conversion Fee 2026: Now 3.25% for US Sellers](https://bussnizz.com/blog/ebay-currency-conversion-fee/): eBay's currency conversion fee for US sellers rose to 3.25% from 3% on Oct. 14, 2026. See when it applies and how it differs from the 1.65% international fee.
- [How to reduce a PDF's file size without losing quality](https://bussnizz.com/blog/how-to-reduce-pdf-file-size/): Why some PDFs are huge, and five ways to make them smaller for email and upload limits, starting with the ones that keep text sharp.
- [How to price handmade products so you actually earn a wage](https://bussnizz.com/blog/how-to-price-handmade-products/): A simple pricing formula for handmade items that covers materials, your time, overhead, and marketplace fees, with a worked example for a candle sold on Etsy.
- [How to calculate your break-even point (units and sales), with examples](https://bussnizz.com/blog/break-even-point/): Your break-even point is the number of sales where you stop losing money. Here's the formula, worked examples for a product seller and a service business, and how fees change the answer.
- [TikTok Shop fees in 2026: what TikTok takes per order, and what sellers keep](https://bussnizz.com/blog/tiktok-shop-fees/): TikTok Shop's US referral fee is 6% on most categories, and it includes payment processing. Creator commissions and shipping are your biggest other costs. Here's the math on a real order.
- [Walmart Marketplace seller fees in 2026: referral fees by category, with an example](https://bussnizz.com/blog/walmart-seller-fees/): Walmart Marketplace has no monthly or listing fee. You pay a referral fee when an item sells, usually 15%. Here is how it works, with a worked example and a comparison with Amazon.
- [Stripe fees in 2026: what Stripe charges per payment, with examples](https://bussnizz.com/blog/stripe-fees-explained/): Stripe charges 2.9% + 30¢ on a standard US online card payment, with extra percentages for international cards, currency conversion, and keyed-in cards. Here is each fee, with worked examples.
- [How to convert a salary to an hourly rate (and back)](https://bussnizz.com/blog/how-to-convert-salary-to-hourly/): Divide your annual salary by the hours you work in a year. At 40 hours a week, a $60,000 salary is $28.85 an hour. Here is the formula and what it leaves out.
- [Shopify fees explained: plan, card rates, and the third-party gateway fee](https://bussnizz.com/blog/shopify-fees-explained/): Shopify charges a monthly plan, a card rate on each order, and an extra fee if you use another payment provider. Here is how they add up on a real order.
- [Square fees in 2026: in-person, online, and keyed rates compared with Stripe and PayPal](https://bussnizz.com/blog/square-fees-explained/): On Square's Free plan, in-person card payments cost 2.6% + 15¢, online and invoice payments 3.3% + 30¢, and keyed-in cards 3.5% + 15¢. Here is what that means on real sales.
- [How to calculate profit margin (and why it isn't the same as markup)](https://bussnizz.com/blog/how-to-calculate-profit-margin/): Profit margin is profit divided by selling price. Markup is profit divided by cost. Here are both formulas, how to price for a target margin, and the mistake that costs sellers money.
- [PayPal fees for business in 2026: goods and services, Checkout, invoices, and cards](https://bussnizz.com/blog/paypal-fees-for-business/): PayPal charges 3.49% + $0.49 on Checkout payments and 2.99% on goods and services payments in the US. Here is every rate, plus how to invoice so you receive the full amount.
- [Amazon FBA fees explained: what you pay per unit, and how to estimate it](https://bussnizz.com/blog/amazon-fba-fees-explained/): Amazon FBA sellers pay a referral fee, a fulfillment fee per unit, storage, and a selling plan. Here is each one, with a worked example of profit per unit.
- [eBay fees for selling in 2026: what eBay takes and how to calculate it](https://bussnizz.com/blog/ebay-fees-for-selling/): eBay charges a final value fee of 13.6% in most categories plus $0.30 or $0.40 per order. Here is how each fee works, with a full example on a $50 sale.
- [Etsy fees in 2026, explained with one $35 order](https://bussnizz.com/blog/etsy-fees-explained/): Etsy charges four kinds of fees on a typical US order. Here is each one, worked through on a $35 mug with $6 shipping.

## Pages

- [Sales Tax Calculator](https://bussnizz.com/calculators/sales-tax-calculator/): Add sales tax to a price, or remove it from a total. Enter your state and local rate.
- [Gross to Net Pay Calculator](https://bussnizz.com/calculators/gross-to-net-calculator/): Estimate net pay by subtracting the tax and deduction rates you enter. Works for any country: use the rates from your pay stub.
- [Bonus Calculator](https://bussnizz.com/calculators/bonus-calculator/): Calculate a bonus from a percentage of salary, then estimate what lands in your account using your own withholding rate.
- [Overtime Calculator](https://bussnizz.com/calculators/overtime-calculator/): Work out weekly pay including overtime. Hours over your threshold are paid at the overtime multiplier, usually 1.5 times your rate.
- [Hourly to Salary Calculator](https://bussnizz.com/calculators/hourly-to-salary-calculator/): Turn an hourly wage into a yearly salary, with monthly and weekly figures, based on the hours you actually work.
- [Salary to Hourly Calculator](https://bussnizz.com/calculators/salary-to-hourly-calculator/): Find out how much you earn per hour from a yearly salary. Set your hours a week and weeks worked for an exact figure before tax.
- [Scan documents to PDF](https://bussnizz.com/pdf-tools/pdf-scanner/): On a phone, take photos of each page with your camera and turn them into one PDF. On a computer, choose photos you've already taken.
- [Split a PDF into single pages (ZIP)](https://bussnizz.com/pdf-tools/pdf-to-zip/): Save every page as its own PDF and download them together as a ZIP.
- [Search text across PDFs](https://bussnizz.com/pdf-tools/search-pdfs/): Add several PDFs and search them all for a word or phrase. Results show the file, page, and surrounding text.
- [PDF page and document information](https://bussnizz.com/pdf-tools/pdf-page-info/): See a PDF's page count, page sizes, PDF version, and stored properties like title and author.
- [Remove attachments from a PDF](https://bussnizz.com/pdf-tools/remove-pdf-attachments/): Remove files embedded inside a PDF before you share it.
- [Fill in a PDF form](https://bussnizz.com/pdf-tools/fill-pdf-form/): Fill in the text fields and checkboxes of a PDF form, then download it. Choose to flatten so the answers can't be changed.
- [Sign a PDF](https://bussnizz.com/pdf-tools/sign-pdf/): Draw your signature or type it, choose the page and position, and download the signed PDF. Your signature never leaves your device.
- [Remove metadata from a PDF](https://bussnizz.com/pdf-tools/remove-pdf-metadata/): Remove the author, creator software, dates, keywords, and XMP metadata stored inside a PDF before you share it.
- [Remove annotations from a PDF](https://bussnizz.com/pdf-tools/remove-pdf-annotations/): Remove comments, highlights, stamps, and other annotations from every page. Links and form fields are annotations too, so they're removed as well.
- [Rasterize a PDF](https://bussnizz.com/pdf-tools/rasterize-pdf/): Convert each page into a flat image. Useful to remove hidden content after cropping or to stop text copying.
- [Convert a PDF to grayscale](https://bussnizz.com/pdf-tools/grayscale-pdf/): Convert every page to grayscale. Pages are rendered as images in your browser.
- [Flatten a PDF](https://bussnizz.com/pdf-tools/flatten-pdf/): Turn filled-in form fields into regular page content, so they print reliably and can't be changed.
- [Compress a PDF](https://bussnizz.com/pdf-tools/compress-pdf/): Shrink a PDF in your browser. Standard compression keeps text sharp and selectable.
- [Convert PDF to JSON](https://bussnizz.com/pdf-tools/pdf-to-json/): Export each page's text, page sizes, and document info as JSON for use in other tools.
- [Convert PDF to HTML](https://bussnizz.com/pdf-tools/pdf-to-html/): Extract text from each page into a clean, simple HTML file.
- [Convert PDF to Markdown](https://bussnizz.com/pdf-tools/pdf-to-markdown/): Extract text as Markdown, with a heading for each page.
- [Convert PDF to text](https://bussnizz.com/pdf-tools/pdf-to-text/): Extract the text from a PDF to copy or download as a .txt file. Scanned pages without a text layer need OCR, which isn't available yet.
- [Convert WebP to PDF](https://bussnizz.com/pdf-tools/webp-to-pdf/): Turn WebP images into a PDF. Each image is converted in your browser.
- [Convert PNG to PDF](https://bussnizz.com/pdf-tools/png-to-pdf/): Turn one or more PNG images into a PDF.
- [Convert JPG to PDF](https://bussnizz.com/pdf-tools/jpg-to-pdf/): Turn one or more JPG images into a PDF, in the order you choose.
- [Convert images to PDF](https://bussnizz.com/pdf-tools/images-to-pdf/): Combine photos, receipts, and scans into one PDF. Mix JPG, PNG, and WebP, and choose the page size.
- [Convert PDF to PNG](https://bussnizz.com/pdf-tools/pdf-to-png/): Turn PDF pages into lossless PNG images, ideal for text and diagrams.
- [Convert PDF to JPG](https://bussnizz.com/pdf-tools/pdf-to-jpg/): Turn PDF pages into JPG images at the quality you choose. One page gives a JPG; several give a ZIP.
- [Edit PDF metadata](https://bussnizz.com/pdf-tools/edit-pdf-metadata/): Change the title, author, subject, and keywords stored inside a PDF.
- [Add blank pages to a PDF](https://bussnizz.com/pdf-tools/add-blank-pages/): Insert blank pages anywhere in a PDF, sized to match the page before them.
- [Resize PDF pages](https://bussnizz.com/pdf-tools/resize-pdf/): Scale every page to fit a standard paper size, keeping its proportions.
- [Crop PDF margins](https://bussnizz.com/pdf-tools/crop-pdf/): Trim the same margin from every page. Useful for scans with wide borders.
- [Add a watermark to a PDF](https://bussnizz.com/pdf-tools/watermark-pdf/): Stamp text across every page, with the size, angle, and transparency you choose.
- [Add page numbers to a PDF](https://bussnizz.com/pdf-tools/add-page-numbers/): Add page numbers to every page. Choose the position, the starting number, and whether to show the total.
- [Reverse the page order of a PDF](https://bussnizz.com/pdf-tools/reverse-pdf-pages/): Useful for scans done back to front. The last page becomes the first.
- [Rotate PDF pages](https://bussnizz.com/pdf-tools/rotate-pdf/): Turn sideways or upside-down pages the right way. Rotate every page or only the ones you select.
- [Reorder PDF pages](https://bussnizz.com/pdf-tools/reorder-pdf-pages/): Move pages earlier or later until they're in the order you want, then save.
- [Organize PDF pages](https://bussnizz.com/pdf-tools/organize-pdf/): See every page as a thumbnail. Move pages, rotate them, duplicate them, or remove them, then save.
- [Delete pages from a PDF](https://bussnizz.com/pdf-tools/delete-pdf-pages/): Click the pages to remove, or type them, and download the PDF without them.
- [Extract pages from a PDF](https://bussnizz.com/pdf-tools/extract-pdf-pages/): Click the pages you want, or type a range, and save them as a new PDF.
- [Split a PDF](https://bussnizz.com/pdf-tools/split-pdf/): Break one PDF into several: by ranges you type, one file per page, or every few pages. You get a ZIP of the new PDFs.
- [Merge PDF files](https://bussnizz.com/pdf-tools/merge-pdf/): Combine several PDFs into one document in the order you want. Files are merged in your browser and never uploaded.
- [Square Fee Calculator](https://bussnizz.com/tools/square-fee-calculator/): See what Square takes from a card payment, or what to charge so you receive a set amount. Pick your plan and how the card was taken; every rate is editable.
- [Stripe Fee Calculator](https://bussnizz.com/tools/stripe-fee-calculator/): Stripe's base US rate is 2.9% + 30¢, but international cards and currency conversion stack on top. See the real fee, or what to charge to receive a set amount.
- [PayPal Fee Calculator](https://bussnizz.com/tools/paypal-fee-calculator/): See what PayPal takes from a payment, or flip it around to find what to invoice so you receive the amount you need. Rates are editable.
- [WooCommerce Profit Calculator](https://bussnizz.com/tools/woocommerce-profit-calculator/): WooCommerce itself is free, but your payment gateway, hosting, and paid plugins aren't. Spread the monthly costs across your orders to see true profit.
- [Shopify Profit Margin Calculator](https://bussnizz.com/tools/shopify-profit-calculator/): No marketplace commission, but your plan, card fees, and apps still cost money. See your real profit per order on Basic, Grow, or Advanced.
- [TikTok Shop Fee Calculator](https://bussnizz.com/tools/tiktok-shop-profit-calculator/): On TikTok Shop, the creator commission you offer can cost more than the platform fee. Model both, plus TikTok shipping, before you set your rates.
- [Walmart Fee and Profit Calculator](https://bussnizz.com/tools/walmart-profit-calculator/): Walmart charges no monthly fee, only a referral fee by category. Add your Walmart Fulfillment Services fee if Walmart ships for you.
- [eBay Fee Calculator](https://bussnizz.com/tools/ebay-fee-calculator/): Work out eBay's final value fee and per-order fee on the total sale, then see your profit after costs.
- [Amazon FBM Profit Calculator](https://bussnizz.com/tools/amazon-fbm-profit-calculator/): Estimate profit when you fulfill Amazon orders yourself (Fulfilled by Merchant). The referral fee applies to the item price plus any shipping you charge.
- [Amazon FBA Calculator: Fees and Profit](https://bussnizz.com/tools/amazon-fba-profit-calculator/): Estimate profit per unit when Amazon stores and ships your product.
- [Etsy Fee and Profit Calculator](https://bussnizz.com/tools/etsy-profit-calculator/): See what you keep from an Etsy order after the listing fee, transaction fee, payment processing, Offsite Ads, and your own costs.
- [Where should I sell this?](https://bussnizz.com/tools/marketplace-profit-compare/): Enter one product. See what you'd keep on Etsy, eBay, Amazon, TikTok Shop, and your own Shopify store, ranked.
- [Terms of service](https://bussnizz.com/terms-of-service/): These terms apply when you use bussnizz.com, including its calculators, PDF tools, and guides. By using the site, you agree to them.
- [Our mission](https://bussnizz.com/mission/): Our mission is to make the numbers behind a small business clear, honest, and free to check.
- [Disclaimer](https://bussnizz.com/disclaimer/): Bussnizz calculators give estimates.
- [Cookie policy](https://bussnizz.com/cookie-policy/): This page lists every cookie and every piece of browser storage Bussnizz uses. There are no advertising cookies on this site.
- [Contact Bussnizz](https://bussnizz.com/contact/): Questions about a calculator, a fee that has changed, or a tool you'd like us to build? Send a message with the form, or email sharjil@bussnizz.com.
- [About Bussnizz](https://bussnizz.com/about/): Bussnizz is a free toolkit for people who run a business: online sellers, freelancers, service businesses, and anyone who needs to get the numbers right.
- [How can we help?](https://bussnizz.com/help/): Answers about accuracy, privacy, and getting the most from each tool.
- [Know your numbers before the platform does](https://bussnizz.com/resources/): Fee explainers, pricing know-how, and a public record of every fee change our calculators track.
- [AI consulting for small businesses that earns its place](https://bussnizz.com/ai-consulting/): Practical AI consulting services for small businesses and online sellers.
- [Start with the problem, not the tool](https://bussnizz.com/solutions/): Pick the kind of business you run and we'll point you to the tools that answer its most common money questions.
- [Tools for every platform you sell or get paid on](https://bussnizz.com/platforms/): Choose a platform to see its fees explained, the calculators built for it, and guides on keeping more of each sale.
- [Everything you need to work with PDFs.](https://bussnizz.com/pdf-tools/): Edit, convert, compress, organize, and secure your documents with powerful online PDF tools. 52 tools run entirely in your browser.
- [Everyday calculators, with the math shown](https://bussnizz.com/calculators/): 73 calculators for pay, loans, materials, measurements, time, and business math.
- [Every Bussnizz tool, one search away](https://bussnizz.com/tools/): Seller and business tools, PDF tools, and everyday calculators. Ask in plain words and we'll find the right one.
- [Home](https://bussnizz.com/): Calculate profits, understand fees, optimize your operations, and automate your business with powerful tools designed for modern entrepreneurs.
- [Privacy policy](https://bussnizz.com/privacy-policy/): This policy explains what information Bussnizz (bussnizz.com) collects, why we collect it, and the choices you have.
- [Convert PNG to JPG](https://bussnizz.com/image-tools/png-to-jpg/): Convert PNG images to JPG to make photos and screenshots smaller. Transparent areas become white.
- [Convert WebP to PNG](https://bussnizz.com/image-tools/webp-to-png/): Convert WebP images to PNG for editing apps and tools that don't support WebP. Transparency is kept.
- [Convert WebP to JPG](https://bussnizz.com/image-tools/webp-to-jpg/): Convert WebP images to JPG when an app, marketplace or email client won't accept WebP. Transparent areas become white.
- [Convert PNG to WebP](https://bussnizz.com/image-tools/png-to-webp/): Convert PNG images, logos and screenshots to WebP. Transparent backgrounds are kept, and the files are often several times smaller.
- [Convert JPG to WebP](https://bussnizz.com/image-tools/jpg-to-webp/): Convert JPG and JPEG photos to WebP. You keep the same look with a noticeably smaller file, which is ideal for product photos and blog images.
- [Convert images to WebP](https://bussnizz.com/image-tools/images-to-webp/): Convert JPG, PNG, GIF, BMP and AVIF images to WebP in one go.
- [Smaller images, faster pages.](https://bussnizz.com/image-tools/): Convert JPG and PNG to WebP, or WebP back to JPG and PNG. Every converter runs in your browser, so your photos are never uploaded.
- [Guides](https://bussnizz.com/blog/)
- [Batch process PDFs](https://bussnizz.com/pdf-tools/batch-pdf/): Add several PDFs and apply the same action to each one: compress, rotate, add page numbers, add a watermark, remove metadata, flatten forms, or add a password.
- [Extract images from a PDF](https://bussnizz.com/pdf-tools/extract-pdf-images/): Pull out the images embedded in a PDF and download them as PNG files. Each image is saved once, at its original size.
- [Redact a PDF](https://bussnizz.com/pdf-tools/redact-pdf/): Black out every place a word or phrase appears, such as names, account numbers, or addresses.
- [Unlock a PDF](https://bussnizz.com/pdf-tools/unlock-pdf/): Remove the password from a PDF you have the right to open. Type the password, and Bussnizz saves a copy that opens without one.
- [Password-protect a PDF](https://bussnizz.com/pdf-tools/protect-pdf/): Lock a PDF with a password using AES-256 encryption, the strongest standard PDF encryption. Anyone opening the file will need the password.
- [Remove images from a PDF](https://bussnizz.com/pdf-tools/remove-pdf-images/): Remove every image from a PDF while keeping the text, lines, and layout. Useful for saving ink, shrinking a file, or sharing a text-only copy.
- [Straighten scanned PDF pages](https://bussnizz.com/pdf-tools/deskew-pdf/): Fix scanned pages that came out tilted.
- [Repair a damaged PDF](https://bussnizz.com/pdf-tools/repair-pdf/): Try to recover a damaged PDF. Bussnizz reads the file leniently and writes a clean copy of every page it can recover.
- [Convert PDF to EPUB](https://bussnizz.com/pdf-tools/pdf-to-epub/): Turn a PDF into an EPUB e-book that reflows to fit phones, tablets, and e-readers. The text of each page becomes a chapter with a table of contents.
- [Convert PDF to CSV](https://bussnizz.com/pdf-tools/pdf-to-csv/): Convert the tables and columns in a PDF into a CSV file that opens in any spreadsheet or accounting app.
- [Convert PDF to Excel](https://bussnizz.com/pdf-tools/pdf-to-excel/): Convert a PDF into an Excel (.xlsx) workbook.
- [Convert PDF to Word](https://bussnizz.com/pdf-tools/pdf-to-word/): Convert a PDF into a Word document you can edit in Microsoft Word, Google Docs, or Pages.
- [Add bookmarks to a PDF](https://bussnizz.com/pdf-tools/add-pdf-bookmarks/): Add a bookmark outline that appears in the side panel of PDF readers like Adobe Acrobat, Preview, and Chrome.
- [Create a PDF booklet](https://bussnizz.com/pdf-tools/pdf-booklet/): Turn a PDF into a booklet layout.
- [Compare two PDFs](https://bussnizz.com/pdf-tools/compare-pdf/): Add the old version first and the new version second.
- [Square seller tools and fees](https://bussnizz.com/platforms/square/): Square is used by shops and service businesses for in-person and online payments.
- [TikTok Shop seller tools and fees](https://bussnizz.com/platforms/tiktok-shop/): On TikTok Shop, the creator commission you offer can cost more than the platform fee. Model both before setting rates.
- [Walmart Marketplace seller tools and fees](https://bussnizz.com/platforms/walmart/): Walmart Marketplace charges a referral fee when you sell, with no monthly fee. Add Walmart Fulfillment Services costs if Walmart ships for you.
- [Stripe seller tools and fees](https://bussnizz.com/platforms/stripe/): Stripe's base US rate is 2.9% + 30¢. International cards, currency conversion, and manually entered cards each add to it.
- [PayPal seller tools and fees](https://bussnizz.com/platforms/paypal/): PayPal rates depend on how you get paid. See the fee on a payment, or how much to invoice to receive a set amount.
- [WooCommerce seller tools and fees](https://bussnizz.com/platforms/woocommerce/): WooCommerce is free to install, but you pay for hosting, a payment gateway, and paid extensions. Spread those costs across your orders to see real profit.
- [Shopify seller tools and fees](https://bussnizz.com/platforms/shopify/): Shopify has no marketplace commission, but your plan, Shopify Payments rates, and apps all cost money. See profit per order on each plan.
- [eBay seller tools and fees](https://bussnizz.com/platforms/ebay/): eBay charges a final value fee on the total sale, including shipping, plus a per-order fee. Store subscribers pay a lower rate in most categories.
- [Etsy seller tools and fees](https://bussnizz.com/platforms/etsy/): Every Etsy fee for your country: the $0.20 listing fee, the 6.5% transaction fee on item and shipping, payment processing by bank country, regulatory fees, and Offsite Ads.
- [Amazon seller tools and fees](https://bussnizz.com/platforms/amazon/): Separate calculators for Fulfilled by Amazon and Fulfilled by Merchant, because fulfillment changes everything: referral fees by category, FBA fees by size tier, and the cost of your selling plan per unit.
- [VAT and GST Calculator](https://bussnizz.com/calculators/vat-gst-calculator/): Add VAT or GST to a net price, or take it out of a gross price. Enter your country's rate.
- [Currency Conversion Fee Calculator](https://bussnizz.com/calculators/currency-conversion-fee-calculator/): When a buyer pays in another currency, the conversion fee and exchange rate margin cut what you receive. Enter the rate and fee to see the real amount.
- [Return Cost Calculator](https://bussnizz.com/calculators/return-cost-calculator/): A return costs more than the refund. Count kept fees, shipping both ways, and the chance the item can't be resold.
- [What Does My Handmade Work Really Pay?](https://bussnizz.com/calculators/true-hourly-earnings-calculator/): Makers often price materials but forget time. Enter what you sell for, your costs, and how long each piece takes to see your real hourly pay.
- [Freelance Rate Calculator](https://bussnizz.com/calculators/freelance-rate-calculator/): Work backwards from the income you want to the hourly rate you need, after taxes, business costs, time off, and hours you can't bill.
- [Discount Impact Calculator](https://bussnizz.com/calculators/discount-impact-calculator/): Before you run a sale, see how many extra orders it takes just to make the same profit you make now.
- [Unit Economics Calculator](https://bussnizz.com/calculators/unit-economics-calculator/): See what each sale really earns after every per-unit cost, and how many orders it takes to pay back what you spent to win the customer.
- [Wholesale Pricing Calculator](https://bussnizz.com/calculators/wholesale-pricing-calculator/): Set wholesale and retail prices from your production cost, using the markups that work for you and your stockists.
- [Discount Calculator](https://bussnizz.com/calculators/discount-calculator/): Work out a sale price after a discount, or two discounts stacked one after the other.
- [Sales Commission Calculator](https://bussnizz.com/calculators/sales-commission-calculator/): Calculate commission on sales, with an optional higher rate above quota and a base salary.
- [Customer Lifetime Value (LTV) Calculator](https://bussnizz.com/calculators/lifetime-value-calculator/): Estimate what a typical customer is worth from order value, how often they buy, how long they stay, and your margin.
- [Customer Acquisition Cost (CAC) Calculator](https://bussnizz.com/calculators/customer-acquisition-cost-calculator/): Divide marketing and sales spend by new customers to get CAC, then compare it with lifetime value.
- [ROI Calculator](https://bussnizz.com/calculators/roi-calculator/): Measure return on investment, plus the annualized rate when you know how long you held it.
- [Operating Expense Calculator](https://bussnizz.com/calculators/operating-expense-calculator/): Add up your monthly operating expenses by category and see what share of revenue they take.
- [Revenue Calculator](https://bussnizz.com/calculators/revenue-calculator/): Calculate revenue from units and price, and project it forward with a monthly growth rate.
- [Break-even Calculator](https://bussnizz.com/calculators/break-even-calculator/): Find how many sales cover your fixed costs each month, and the revenue that represents.
- [Net Profit Calculator](https://bussnizz.com/calculators/net-profit-calculator/): Work down from revenue to net profit: subtract cost of goods, operating expenses, interest, and taxes.
- [Gross Profit Calculator](https://bussnizz.com/calculators/gross-profit-calculator/): Gross profit is what's left after the direct cost of what you sold. Enter revenue and cost of goods sold (COGS).
- [Markup Calculator](https://bussnizz.com/calculators/markup-calculator/): Set a price from your cost using either a markup or a target margin.
- [Profit Margin Calculator](https://bussnizz.com/calculators/profit-margin-calculator/): Enter what something costs you and what you sell it for. Get profit, margin, and markup, and see why margin and markup are different numbers.
- [Monthly Salary Calculator](https://bussnizz.com/calculators/monthly-salary-calculator/): Break a yearly salary into monthly, semi-monthly, biweekly, and weekly amounts.
- [Weekly Pay Calculator](https://bussnizz.com/calculators/weekly-pay-calculator/): Calculate gross weekly pay from your hourly rate and hours, with overtime at time and a half.
- [Vacation Days Calculator](https://bussnizz.com/calculators/vacation-days-calculator/): Work out how much paid time off you've accrued from your yearly allowance and time worked.
- [Business Days Calculator](https://bussnizz.com/calculators/business-days-calculator/): Count working days (Monday to Friday) between two dates, then subtract holidays that fall on weekdays.
- [Date Difference Calculator](https://bussnizz.com/calculators/date-difference-calculator/): Count the days between two dates, with weeks, approximate months, and years.
- [Time Duration Calculator](https://bussnizz.com/calculators/time-duration-calculator/): Add or subtract two durations in hours, minutes, and seconds.
- [Work Hours Calculator](https://bussnizz.com/calculators/work-hours-calculator/): Turn a regular daily schedule into weekly, monthly, and yearly hours.
- [Hours Calculator](https://bussnizz.com/calculators/hours-calculator/): Find the hours and minutes between a start and end time, minus any break. Handles shifts that cross midnight.
- [Time Card Calculator](https://bussnizz.com/calculators/time-card-calculator/): Enter clock-in and clock-out times for each day and your unpaid breaks. Get total hours for the week, overtime, and gross pay.
- [Ratio Calculator](https://bussnizz.com/calculators/ratio-calculator/): Simplify a ratio like 1920:1080, or find the missing value when you scale it, such as resizing an image or a recipe.
- [Percentage Calculator](https://bussnizz.com/calculators/percentage-calculator/): Three common percentage questions in one place: X% of Y, X is what percent of Y, and the percent change from X to Y.
- [Feet and Inches Calculator](https://bussnizz.com/calculators/feet-and-inches-calculator/): Add or subtract two measurements in feet and inches, and see the result in feet and inches, decimal feet, and centimeters.
- [Temperature Converter](https://bussnizz.com/calculators/temperature-converter/): Convert temperatures between Fahrenheit, Celsius, and Kelvin.
- [Distance Converter](https://bussnizz.com/calculators/distance-converter/): Convert distances between miles, kilometers, nautical miles, yards, and meters. Pick the units and see every common conversion at once.
- [Weight Converter](https://bussnizz.com/calculators/weight-converter/): Convert between ounces, pounds, stone, US tons, grams, kilograms, and metric tons. Pick the units and see every common conversion at once.
- [Length Converter](https://bussnizz.com/calculators/length-converter/): Convert between inches, feet, yards, miles, millimeters, centimeters, meters, and kilometers. Pick the units and see every common conversion at once.
- [Cubic Yard Calculator](https://bussnizz.com/calculators/cubic-yard-calculator/): Calculate cubic yards for any material ordered by the yard: soil, mulch, gravel, or concrete.
- [Cubic Feet Calculator](https://bussnizz.com/calculators/cubic-feet-calculator/): Get the cubic feet of a box, room, or shipping carton. Enter feet and inches for each side.
- [Volume Calculator](https://bussnizz.com/calculators/volume-calculator/): Calculate the volume of common 3D shapes in cubic units, plus liters and US gallons when you use centimeters or inches.
- [Area Calculator](https://bussnizz.com/calculators/area-calculator/): Calculate the area of common shapes. Results are in square units of whatever length you enter.
- [Square Footage Calculator](https://bussnizz.com/calculators/square-footage-calculator/): Find the area of a room or space. Choose a shape, enter the measurements, and get square feet, square meters, and square yards.
- [Board Feet Calculator](https://bussnizz.com/calculators/lumber-calculator/): Calculate board feet for hardwood and lumber orders, and the total cost at a price per board foot.
- [Rebar Calculator](https://bussnizz.com/calculators/rebar-calculator/): Estimate rebar for a slab: bars in each direction at your spacing, total length, and the number of stock bars to buy.
- [Stair Calculator](https://bussnizz.com/calculators/stair-calculator/): Enter the total rise and your target riser height to get the number of steps, exact riser height, and total run.
- [Deck Calculator](https://bussnizz.com/calculators/deck-calculator/): Estimate the decking boards, joists, and screws for a rectangular deck.
- [Fence Calculator](https://bussnizz.com/calculators/fence-calculator/): Plan a fence: the number of posts, rails, and pickets for your length and spacing.
- [Brick Calculator](https://bussnizz.com/calculators/brick-calculator/): Estimate how many bricks a wall needs from its length and height.
- [Roofing Calculator](https://bussnizz.com/calculators/roofing-calculator/): Estimate roof area from the house footprint and roof pitch, then the number of roofing squares and shingle bundles.
- [Tile Calculator](https://bussnizz.com/calculators/tile-calculator/): Find how many tiles you need for a floor or wall, accounting for tile size, grout joints, and cutting waste.
- [Flooring Calculator](https://bussnizz.com/calculators/flooring-calculator/): Calculate how much flooring to buy for a room, including extra for cuts, and how many boxes that is.
- [Drywall Calculator](https://bussnizz.com/calculators/drywall-calculator/): Estimate drywall sheets for a room's walls and ceiling, with extra for cuts.
- [Paint Calculator](https://bussnizz.com/calculators/paint-calculator/): Estimate the paint for a room: wall area minus doors and windows, times the number of coats, divided by the coverage on the can.
- [Excavation Calculator](https://bussnizz.com/calculators/excavation-calculator/): Estimate how much soil to excavate you need for an area. Enter length, width, and depth in feet and inches or meters and centimeters.
- [Asphalt Calculator](https://bussnizz.com/calculators/asphalt-calculator/): Estimate how much asphalt you need for an area. Enter length, width, and depth in feet and inches or meters and centimeters.
- [Topsoil Calculator](https://bussnizz.com/calculators/topsoil-calculator/): Estimate how much topsoil you need for an area. Enter length, width, and depth in feet and inches or meters and centimeters.
- [Mulch Calculator](https://bussnizz.com/calculators/mulch-calculator/): Estimate how much mulch you need for an area. Enter length, width, and depth in feet and inches or meters and centimeters.
- [Gravel Calculator](https://bussnizz.com/calculators/gravel-calculator/): Estimate how much gravel you need for an area. Enter length, width, and depth in feet and inches or meters and centimeters.
- [Concrete Calculator](https://bussnizz.com/calculators/concrete-calculator/): Work out how much concrete a slab, patio, or footing needs, in cubic yards for a truck order or bags for a small job.
- [Budget Calculator](https://bussnizz.com/calculators/budget-calculator/): Divide your monthly take-home pay into needs, wants, and savings. Start with the 50/30/20 rule or set your own percentages.
- [Retirement Savings Calculator](https://bussnizz.com/calculators/retirement-calculator/): Project your savings at retirement and compare them with what your target income needs, using a withdrawal rate you choose.
- [Credit Card Interest Calculator](https://bussnizz.com/calculators/credit-card-interest-calculator/): See how much interest a credit card balance costs per billing cycle using your card's APR.
- [Debt Payoff Calculator](https://bussnizz.com/calculators/debt-payoff-calculator/): Enter a balance, interest rate, and monthly payment. See how many months until it's paid off and how much interest it costs.
- [Savings Goal Calculator](https://bussnizz.com/calculators/savings-calculator/): Set a savings goal and a timeline. See how much to put away each month, including interest.
- [Compound Interest Calculator](https://bussnizz.com/calculators/compound-interest-calculator/): See how a starting balance and monthly contributions grow over time with interest compounded monthly.
- [Simple Interest Calculator](https://bussnizz.com/calculators/interest-calculator/): Calculate simple interest: interest on the original amount only, with no compounding.
- [Mortgage Calculator](https://bussnizz.com/calculators/mortgage-calculator/): Estimate your full monthly housing payment: principal and interest, plus property tax, homeowners insurance, and HOA dues.
- [Loan Calculator](https://bussnizz.com/calculators/loan-calculator/): See the monthly payment and total interest on a personal, auto, or business loan with a fixed rate.


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