Calculadora Científica: School

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 — Subscriptions & Purchases — Calculadora Pro offers a lifetime one-time purchase and auto-renewable subscriptions (yearly / monthly). Payment is charged to your Apple ID account at confirmation of purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel subscriptions in your App Store account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://github.com/fengyiqicoder/open/blob/main/scicalc/PRIVACY.md