131 free tools that run entirely in your browser — no signup, nothing uploaded.
About ToolNest
ToolNest is a free collection of 131 tools: finance calculators (US salary tax estimator, 401(k) calculator, mortgage calculator), privacy tools (Data Broker Opt-Out Kit covering 15 major brokers with direct removal links and a request-letter generator, Overshare Checker, Kid Photo Safety Check), developer tools (cron builder, regex tester, JSON formatter), and business tools (Freelance Contract Generator, LLC Compliance Tracker) — all browser-only, no signup, nothing uploaded.
Made by
Shayan Ali
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