Calculadora Científica

All TI-84 / Casio fx-991 features in your pocket. No subscription, no ads, no data collection.

Sci Calc is a powerful scientific calculator for iPhone — all the functions of a Casio fx-991 or TI-84, with a beautiful modern interface.

KEY FEATURES • Trigonometry: sin, cos, tan + inverse (sin⁻¹, cos⁻¹, tan⁻¹) • Logarithms: log, ln, e^x, 10^x • Powers & roots: x², x^y, √, 1/x • Factorial (n!), π, e • Degrees / Radians toggle • Live preview while typing • History tape — review past 50 calculations • Standard order of operations with parentheses

PRIVACY-FIRST • Zero data collection • No internet access required • No ads, no subscriptions, no account

DESIGNED FOR • High school and college students • Engineering and physics professionals • Anyone who needs precise math on the go