Number Master
CometStudio(KR) Utilities iPhoneiPadiPod touch
Number Master is a free Utilities app for iPhone and iPad by CometStudio(KR). Requires iOS 15.5. Updated August 13, 2026.
- Price
- Free
- on the App Store
- Size
- 25 MB
- Age 4+
- Updated
- Aug 13
- 2026 · v1.1.1(18)
Screenshots
About Number Master
Improve your arithmetic and mental arithmetic with addition, subtraction, multiplication, and division operations. If you do it repeatedly, you will soon become a master of mental arithmetic. Show off your mental arithmetic skills through competition ** function * Arithmetic operation (+,-, x, ÷) * Two-player match mode
What’s new
Version 1.1.1(18) · Updated August 13, 2026
- Bug fix Onboarding
App privacy
The developer, CometStudio(KR), reported these privacy practices to Apple.
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers: Device ID
- Usage Data: Advertising Data
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Identifiers: Device ID
- Usage Data: Advertising Data
Used for: Third-Party Advertising
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