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Tools

Free Finance Calculators

Fast, free, no-signup calculators for founders and finance teams — get an answer in seconds.

Payments

Stripe Fee Calculator

Work out exactly what Stripe's 2.9% + $0.30 fee costs you — forward (what you keep) and reverse (what to charge to land a target amount).

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Business

Profit Margin Calculator

Enter your cost and selling price to instantly see profit, profit margin, and markup percentage.

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Tax

Sales Tax Calculator

Add sales tax to any amount or work backwards from a tax-inclusive total to the pre-tax price. Enter your own local rate.

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Freelance

Freelance Hourly Rate Calculator

Turn a target annual income into the hourly rate you need to charge, based on your billable hours and business expenses.

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Tax

1099 Self-Employment Tax Calculator

Estimate self-employment tax, federal income tax, and quarterly payments on your 1099 income. US single-filer estimate only.

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Business

Markup Calculator

Apply a markup percentage to your cost to get the selling price and profit per unit in one step.

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Business

Break-Even Calculator

Find how many units you must sell to cover fixed and variable costs, plus the revenue at your break-even point.

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Documents

Free Invoice Generator

Fill in your details, add line items, and download a clean, professional PDF invoice in one click. No signup, no watermark.

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Documents

Free Receipt Generator

Create a clean payment receipt — add items, pick a payment method, and download a professional PDF in one click. No signup, no watermark.

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Documents

Free Pay Stub Generator

Build a simple pay stub with earnings and deductions, see gross and net pay, and download a PDF. For informational use only.

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