Small Profit Tools

All calculators

Every tool is free, needs no sign-up, and runs entirely in your browser. No data is uploaded or stored.

Profit and pricing

Markup vs Margin Calculator

See gross profit, margin and markup side by side, with industry benchmarks.

Gross vs Net Profit Calculator

Find your true bottom line after every operating expense, with a breakdown of where the money goes.

Break-Even Calculator

How many units or months until you stop losing money, and how much cushion you have.

Pricing & Discount Calculator

What a discount, coupon or bundle does to your real margin. In progress

Profit Margin by Industry

Gross and net margin benchmarks for 18 sectors, with guidance on what counts as healthy.

Cash Runway Calculator

How many months your cash covers at your current burn, with a month-by-month projection.

Payroll and labor

Payroll Burden Calculator

The real cost of hiring beyond the wage: employer FICA, unemployment taxes, workers comp and benefits. 2026 IRS rates.

Overtime Pay Calculator

Federal FLSA rules plus state requirements, including the daily overtime trigger. In progress

Employee vs Contractor Cost

Compare the real cost of each, including unemployment tax exposure. In progress

1099 vs W-9 Threshold

Whether a payment requires a Form 1099 at your payment volume. In progress

Sales tax

All US State Sales Tax Calculators

Index of every state calculator, with a comparison table of rates, local add-ons and nexus thresholds.

California Sales Tax Calculator

7.25% base plus local add-ons. The highest base rate in the country.

Texas Sales Tax Calculator

6.25% base with local add-ons capped near 2%. Simple statewide pricing.

New York Sales Tax Calculator

4% base, but New York City adds nearly 4.88 points on its own.

Florida Sales Tax Calculator

6% base with modest county surcharges. Consistent pricing across the state.

Illinois Sales Tax Calculator

6.25% base plus Chicago's high local add-ons. Groceries taxed at 1%.

Washington Sales Tax Calculator

Combined rates run up to 10.7%. Seattle sits at the top of the range.

Pennsylvania Sales Tax Calculator

Flat 6% base with very small local additions. Easy national pricing.

Ohio Sales Tax Calculator

5.75% base with a wide exemption list for groceries and services.

Shipping & Sales Tax

Handle separate shipping charges and nexus states correctly. In progress

Disclaimer. All tools are for informational and educational purposes only. Results are estimates and do not constitute tax, legal, accounting, or financial advice. Tax rates change frequently and vary by jurisdiction; verify current rates with your state revenue department and a qualified professional before relying on them.