NorthCalc

orthCalc is a vertically focused scientific calculator made for fast daily math on Android.

It gives you instant result previews while you type, keeps scientific functions close without overloading the keypad, and helps you revisit past work with a cleaner history flow.

Key features:
- Live result preview as you type
- Arithmetic and scientific functions
- Degree and radian mode switching
- Memory save and memory recall
- Detailed history records with copy and delete actions
- Dedicated challenge page with sound feedback
- Cache management and app info inside settings

Design highlights:
- Portrait-only Android experience
- Coordinated bottom navigation with icon and text
- Clean scrolling without visible scrollbar indicators
- Stronger layered visual style without template shadows