Tax & Financial Tools

Test your tax knowledge with short, IRS-sourced quizzes. Free, no sign-up, instant score.

Practice a real tax situation step by step. Build a federal return at your level and watch the actual math. Free, no sign-up.

Fast, fun tax games. Beat the tax bracket challenge and learn how brackets really work. Free, no sign-up.

Estimate your take-home pay after federal income tax, Social Security, Medicare and state tax.

Estimate your federal and state income tax, effective rate, and refund or amount owed.

Estimate self-employment (1099) tax, income tax and quarterly estimated payments on your net profit.

Find your marginal tax bracket and effective rate, with a per-bracket breakdown.

Monthly payment, full PITI breakdown, PMI drop-off and total interest for a fixed-rate home loan.

Monthly payment, total interest and payoff time for any fixed-rate auto, personal or student loan.

How long to clear a card balance, the total interest, and the cost of paying only the minimum.

Create and download a professional invoice in your browser. Free, no sign-up, nothing saved.

Tax preparer statistics across the US and beyond.