Calculator with History

什么是 Calculator with History？

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.