InstantCalc

6 free browser tools no signup, no downloads, just results.

Productivity Developer Tools No-Codeローンチ 2026年6月1日

InstantCalc とは？

We built InstantCalc because calculator sites are cluttered, slow, and always ask you to sign up. InstantCalc gives you 6 essential tools a unit converter, age calculator, percentage calculator, word counter, currency converter, and image compressor all running instantly in your browser. No account, no downloads, no bloat. Just open and use. Everything runs client-side. Your files and data never leave your device.

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