Solve daily business problems instantly. Free tools for pricing, invoicing, food costs, profit margins, and inventory tracking.
Every pricing mistake reduces your net profit. Enter your cost of goods and selling price to see your exact gross margin, profit dollar amount, and markup percentage.
Fill in your business details, add products or services, apply taxes & discounts, and download a clean PDF invoice in seconds.
See how a 50% markup equals a 33.3% profit margin. Input your cost or desired price to get exact margin and markup percentages side by side.
Enter your fixed costs, variable costs per unit, and price per unit to discover your exact break-even point in units and revenue dollars.
Calculate your Inventory Turnover Ratio and Days Sales of Inventory (DSI) to prevent dead stock and free up working capital.
Calculate your exact raw ingredient costs, plate cost, food cost percentage, and recommended menu prices for your restaurant or cafe.
Calculate raw supply costs, staff payout, service margins, and hourly profit for your hair salon, spa, or beauty business.
Preview our free inventory management spreadsheet below. Export as CSV for Excel or Google Sheets, or upgrade to real-time inventory tracking.
Log and categorize rent, inventory purchases, salaries, and operating expenses to calculate net cash flow.
Calculate sales tax, total price including tax, or extract pre-tax amount from any gross price instantly.
Calculate your locked-up working capital, annual bad debt losses, and see how fast you can recover customer debts with automated ledgers.
See what $100 is really worth in your state and calculate how much profit you save by switching from expensive hardware registers to BiznessBook ($4/week).
These calculators and generators are built for the day-to-day numbers behind running a small business โ pricing a product, working out a profit margin, generating an invoice, or planning break-even. They run in your browser, need no sign-up, and are free to use as often as you like.
If you would rather have these numbers tracked automatically โ sales, inventory, expenses, and profit in one place โ BiznessBook does that from your phone. Start with the free tools here, and move to the app when you are ready to stop calculating by hand.
Yes. Every calculator and generator on this page is free to use, with no account required and no limit on how often you use them.
No. The tools run in your web browser on any phone, tablet, or computer.
Yes. BiznessBook records sales, inventory, expenses, and profit as you work, so you do not have to recalculate them by hand. It runs on a weekly subscription โ see the pricing page for current plans.