3 items
A small calculator with reusable history. Evaluate expressions, graph functions, and insert past results with a click. A small calculator that lives in your toolbar. Type an expression, see the result as you type, and press Enter to save it to history. The history is the useful part: every saved calculation stays one click away. Click a past expression or result to insert it at the cursor in what you're writing, or copy either one. Up to 80 entries persist between sessions. Supported math: • Arithmetic, powers, and parentheses: (1 + sqrt(5)) / 2 • Trig in radians or degrees: sin, cos, tan, asin, acos, atan • Logs and exponentials: ln, log10, exp • Constants: pi and e Also included: • Graphing mode: plot f(x) with zoom, pan, hover coordinates, and auto-scaled axes • Light, dark, and neutral themes • Configurable significant digits and scientific-notation style • Pop-out into a separate window No accounts, no analytics, no network requests. History and settings are stored locally in your browser.
Jul 14, 2026
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