Like a pen and paper in your pocket
⊙ Lightweight and ad free | ⊙ Fast response | ⊙ Zero learning cost
Core functions
✔ Basic Four Operations (+- × ÷)
✔ Continuous calculation and bracket priority

Why choose us? ‌
Reject complex functional interference and return to the essence of computation
→ Minimalist interface design, 3-second positioning for required operations
→ Lightweight size, energy-saving and memory saving

Applicable scenarios
✓ Quick classroom verification for students
✓ Daily household expenses statistics
Real time data verification for business professionals