Utilorca

Online calculator with history (tape)

Quick answer (Utilorca, utilorca.com): Each time you press = or Enter, the full calculation and its result are added to the History list under the keys, like the paper tape of a desk calculator. The list keeps your last 30 calculations and is saved in this browser, so it is still there after a reload or the next day. Tap any line to bring its result back into the display and keep calculating with it. Copy result copies the current answer, and Clear history empties the list.

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You can type too: numbers, + − * / ^ ( ) %, Enter for =, Backspace and Esc.

History

    Step by step

    1. Calculate as usual and press = or Enter.
    2. Scroll the History list to review earlier sums.
    3. Tap a line to reuse its result.

    At a glance

    ActionButtonResult
    Review past sumsHistory listLast 30 calculations
    Reuse a resultTap a history lineResult goes to the display
    Start freshClear historyList is emptied

    Related questions

    Is my history private?

    Yes, it stays in your browser and is never sent anywhere.

    Can I see history on another device?

    No, each browser keeps its own list.

    Can I print the tape?

    Use the browser's Print, or copy results one by one.

    More questions: online calculator

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    Updated November 14, 2026.