YYi Calculator
Formulas · Themes · History
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Free
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About
Personalize your calculator with rich themes and keep every calculation organized in tabs.
Explore powers, roots, logarithms, trigonometry, constants, random values, memory, and parentheses. Organize work in tabs, reuse any past number, and see each tab’s total and average.
Live formulas remain visible until you calculate, and the interface adapts to portrait and landscape
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What's New in YYi Calculator
1.2
September 18, 2026
Version 1.2 • Create and refine custom calculator themes. • Browse a refreshed palette of theme presets. • Improved localization, accessibility, and visual polish across Mac, iPhone, and iPad.
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