Tap the Share icon in Safari’s toolbar, then choose “Add to Home Screen”. It’ll open straight to Calculator next time, like an app.
A straightforward calculator for everyday sums — no ads, no tracking, nothing saved between visits.
No — nothing you type is stored or sent anywhere. Refresh the page and it clears, exactly like a pocket calculator.
Yes — number keys, + - * /, Enter (or =), Backspace and Escape (clear) all work.
It converts the number on screen to a percentage of the previous value, the same way a physical calculator's % key works.