⚡ Three calculators in one
The Standard tab works exactly like a pocket calculator. The Scientific tab handles trigonometry, logs, powers, and brackets with proper operator precedence (so 2 + 3 × 4 is 14, not 20). The History tab saves every calculation so you never lose a number.
⌨️ Keyboard Shortcuts
Use your physical keyboard anytime. Digits 0-9, operators + - * /, Enter for equals, Backspace to delete, and Escape to clear. Press Ctrl + Shift + C to copy the result instantly.
🔒 Privacy
Nothing is calculated on a server. All math and history happen in your browser using localStorage. Clearing your browser data deletes the history permanently.