About this app
Unique Dinosaur Theme Design - Break away from traditional calculator layouts with numbers cleverly distributed on dinosaur body spots, creating a novel and adorable visual experience. Smart Voice Feedback System - Automatic voice announcements when tapping numbers and symbols - Voice output of calculation results without needing to look at screen - System voice support with moderate speed and clear pronunciation Convenient Calculation History Management - Automatically saves the last 10 calculation records - Long-press history records to copy results - One-tap reuse of historical results for improved efficiency 18 Difficulty-Graded Practice Levels - Complete coverage from basic to advanced - Basic Operations: Addition/subtraction sums to 10, within 10 operations - Advanced Practice: Within 20, 50, 100, 1000 operations - Multiplication Training: 1x1 to 5x5, 5x5 to 9x9 multiplication tables - Comprehensive Operations: Multiplication/division within 81, whole tens multiplication, four operations within 1000 Privacy Protection - No registration or login required - No personal information collection - Local data storage for security and reliability Use Cases - Math learning and practice - Basic arithmetic exercises - Home learning assistance - Classroom teaching tool
Latest release
What’s New
- Fixed minor bugs to improve performance and stability - Enhanced user experience for smoother interactions - General improvements to make your math journey even more enjoyable!
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 25, 2026 · 10:51 AM Free
Screenshots
