Free Tools

    Free tools for small business

    Useful, fast, free. No email, no sign-up — just open and go.

    Most popular

    Free Invoice Generator

    Create a professional invoice in 30 seconds. Download as PDF. No sign-up required.

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    Self-Employed Tax Estimator

    Estimate federal income tax + 15.3% self-employment tax. Quarterly payment in one click.

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    Late Fee Calculator

    Calculate late fees, interest, and the total now owed on overdue invoices.

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    Cost of Living Calculator

    Compare two cities and see the salary you need to keep the same lifestyle. 45+ cities worldwide.

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    Freelance Hourly Rate Calculator

    Work backwards from the income you actually need. Accounts for taxes, expenses, and realistic billable hours.

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    Profit Margin Calculator

    Calculate gross margin, net margin, and markup percentage instantly.

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    IRS Mileage Deduction Calculator

    Turn business, medical, or charity miles into a tax deduction using the 2024–2026 IRS rates.

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    Sales Tax Calculator

    Add sales tax to a price or reverse-calculate the pre-tax amount. Includes US state base rates.

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    Quarterly Tax Calculator

    Estimate your 1099 quarterly payment. Covers self-employment tax, federal, and state.

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    Break-Even Calculator

    Find how many units you must sell to cover fixed costs. Shows contribution margin too.

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    Markup Calculator

    Turn cost into a selling price with the markup you want. Converts markup ↔ margin.

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    Free Paystub Generator

    Enter earnings and deductions, download a professional PDF pay stub instantly.

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    Business Loan Calculator

    Monthly payment, total interest, and a full amortization schedule for any business loan.

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    Payment Processing Fee Calculator

    See what Stripe, PayPal, or Square will take — or work out what to charge to receive a target amount.

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    Freelance Tax Savings Calculator

    See how much you save on taxes by tracking expenses — and how much to set aside each month.

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    Currency Converter

    Live exchange rates for 30+ currencies. Built for freelancers invoicing international clients.

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    Freelance Profit Calculator

    Plug in income and expenses to see take-home profit after taxes and overhead.

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    Etsy Fee Calculator

    See every fee Etsy takes — listing, transaction, payment, offsite ads — and your real profit per sale.

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    Etsy Profit Calculator

    Plug in price, shipping, materials, and labor to see true take-home per order and projected monthly profit.

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    Foreign Earned Income Exclusion Calculator

    See how much of your foreign income qualifies for the IRS FEIE — built for US expats and digital nomads.

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    Freelance Runway Calculator

    How many months your cash lasts at your current burn — with the tax set-aside excluded, where it belongs.

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    1099 Tax Calculator

    Estimate self-employment tax, federal income tax, and each quarterly payment on your 1099 income.

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    Estimated Tax Deadline Calculator

    2026 quarterly due dates plus an estimate of the IRS underpayment penalty if you're late.

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    S-Corp Tax Savings Calculator

    Compare self-employment tax as a sole proprietor against an S-Corp salary-plus-distribution split.

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    Like the free tools? You'll love SnapBooks.

    Track income, expenses, invoices, and profit in one calm dashboard — built for freelancers and small businesses.

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