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Free online tools that just work

Calculators, converters, generators, and checkers — fast, private, and free. Everything runs in your browser.

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Free calculators for loans, investments, salary, and tax — instant results, no signup.

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Generators and checkers for meta tags, schema, slugs, and everything search engines read.

22 tools →

Formatters, encoders, generators, and testers that run entirely in your browser.

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Clean, count, convert, and compare text in one click — nothing leaves your browser.

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Convert data, units, colors, and file formats instantly, with no upload required.

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Invoices, letters, pricing, and payroll calculators for freelancers and small teams.

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