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Calculators, converters, developer tools and more. Fast, private, works offline.
93+ tools · 5 languages · 100% free · No signup
Categories
Math & Science
Calculators for geometry, algebra, physics, statistics and more
18 toolsUnit Converters
Convert between units of length, weight, temperature and more
15 toolsDeveloper Tools
JSON formatter, Base64, regex tester, hash generators and more
16 toolsText Tools
Word counter, case converter, text diff and more
12 toolsColor Tools
Color converter, palette generator, contrast checker and more
12 toolsImage Tools
Compress, resize, convert images right in your browser
10 toolsCSS Generators
Generate CSS gradients, shadows, flexbox layouts and more
10 tools