EngiCal Engineering Calculator

Engical is a powerful scientific and engineering calculator built for students, engineers, and professionals who need fast, accurate calculations on the go. Key features: Full scientific calculator with trigonometric, logarithmic, exponential, and statistical functions DEG / RAD / GRAD angle modes SHIFT and ALPHA key layers for extended functions, just like a physical scientific calculator Memory functions (M+, M-, MR) Calculation history so you can review and reuse previous results Built-in Formula Library covering essential Physics and Math formulas, with quick-calculate tools for common equations Tap-to-edit display — tap anywhere in your expression to move the cursor and edit mid-calculation Clean, modern interface with multiple themes Optional key click sound and haptic feedback Privacy first: Engical works completely offline. It does not require internet access, does not collect any personal data, does not show ads, and does not use any analytics or tracking SDKs. All your settings and history stay only on your device. One-time purchase: Engical is a one-time paid app — no subscriptions, no in-app ads, no hidden costs. Whether you're solving homework problems, working through engineering calculations, or just need a reliable everyday scientific calculator, Engical is designed to be fast, distraction-free, and always available — even without an internet connection.