Free · Open source · Android
Math the way
you write it.
Natural textbook notation for fractions, powers, and trig. Scientific functions. AMOLED black.
𝑓(x)
Textbook notation
Fractions, powers, roots, and trig display exactly as your textbook writes them — not as a/b.
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AMOLED black
Pure black pixels switch off on OLED screens, saving real battery every time you calculate.
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Fully scientific
sin, cos, tan, log, ln, √, xⁿ, factorials, and more. Everything you need for maths and physics.
Every screen, dialled in.
Four themes. Tap-to-edit expressions. Full history.