Overview
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.
Details
- Version1.0.1
- UpdatedJuly 14, 2026
- Size41.58KiB
- LanguagesEnglish (United States)
- Developer
Email
johncampbell@duck.com - Non-traderThis developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.
Privacy
This developer declares that your data is
- Not being sold to third parties, outside of the approved use cases
- Not being used or transferred for purposes that are unrelated to the item's core functionality
- Not being used or transferred to determine creditworthiness or for lending purposes
