TallyBench

What is TallyBench?

125 free calculators — mortgages, loans, tax, investing, debt payoff — plus health, education, and everyday math. Everything runs client-side, so nothing you type ever leaves your browser. No account needed. Also publishing short guides on real finance news (rate decisions, tax law changes) with worked examples, and every calculator has a one-click 'embed' option for your own site.