Calculator with History

A free web calculator that saves your calculation history

Web App Productivity Education GitHubローンチ 2026年5月25日

Calculator with History とは？

Calculator with History keeps every formula and result visible — no more wondering "how did I get that number?" ✅ No install required — works in any browser ✅ PWA support — add to home screen like a native app ✅ Works offline once loaded ✅ Tap any past result to reuse it ✅ Stores up to 100 calculations ✅ Optimized for iPhone & Android Perfect for students doing homework, or anyone who needs to trace back their calculations.

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