Calculator – Free Smart Calculator with History

✓ Free Online Scientific Calculator

Expression calculator with paper tape. Optional notes/labels, tax calculation, hover delete. Export tape as TXT. localStorage.

🔢 Expression Input — Type expressions like 100 + 50 * 2. Full operator precedence respected.
📜 Paper Tape History — Every calculation is recorded on a virtual paper tape. See your full calculation history.
🏷️ Notes & Labels — Add optional notes or labels to each calculation entry on the tape.
💵 Tax Calculation — Calculate with or without tax. Common tax rate presets available.

Full guide, how-to & FAQ →

⚠️ JavaScript is required This tool runs entirely in your browser and needs JavaScript. Please enable JavaScript, or open this page in a modern browser with JavaScript support, to use all features.

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