Plain-text calculations with currencies, units, and time zones
Ratio is a notepad calculator for Mac, Windows, and Linux. Type calculations and questions in plain language, then see answers beside each line as you work.
It handles currencies, crypto, units, dates, time zones, equations, statistics, plots, loan schedules, and more. Results stay editable and show their working, with offline support, Terminal access, and optional Claude, Cursor, and VS Code integration.
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