Calculate!
Enhance your mental math skills with customizable digit settings!
This app lets you practice mental arithmetic at your own pace. Choose the number of digits (1 to 9) and the number of problems (1 to 9999) per session.
Review and retry incorrect answers after each test. Track your progress, analyze your history, and watch your mental math skills improve.
Key Features:
- Select from four arithmetic operations.
- Customize digit count (1-9 digits) and problem quantity (1-9999).
- View your achievement and accuracy.
- Re-attempt missed problems.
- Analyze your test history.
What's New in Version 2.1.7
Last updated November 2, 2024
This update includes minor bug fixes and performance enhancements. Download the latest version for an improved experience!
Calculate!





Enhance your mental math skills with customizable digit settings!
This app lets you practice mental arithmetic at your own pace. Choose the number of digits (1 to 9) and the number of problems (1 to 9999) per session.
Review and retry incorrect answers after each test. Track your progress, analyze your history, and watch your mental math skills improve.
Key Features:
- Select from four arithmetic operations.
- Customize digit count (1-9 digits) and problem quantity (1-9999).
- View your achievement and accuracy.
- Re-attempt missed problems.
- Analyze your test history.
What's New in Version 2.1.7
Last updated November 2, 2024
This update includes minor bug fixes and performance enhancements. Download the latest version for an improved experience!