Prime Rush: Math Time Attack
Ayumu Izumi Education iPhoneiPadiPod touch
Prime Rush: Math Time Attack is a free Education app for iPhone and iPad by Ayumu Izumi. Requires iOS 17. Updated June 16, 2026.
- Price
- Free
- on the App Store
- Size
- 21 MB
- Age 4+
- Updated
- Jun 16
- 2026 · v2.0
Screenshots
About Prime Rush: Math Time Attack
Can you factorize numbers in the blink of an eye? Challenge your brain and reflexes with Prime Rush, the ultimate prime factorization time attack game! This is not just a math drill, it is a high-speed puzzle action game where speed and accuracy are key. Perfect for students studying for exams, adults looking for brain training, and math enthusiasts who love numbers. [HOW TO PLAY] Numbers will appear on the screen. Your goal is to break them down into their prime factors before time runs out! Input the Formula: Use the intuitive keypad to enter factors like "12 -> 2^2x3". It's a Prime!: If the number is already prime, just hit the "It's Prime!" button instantly. Speed Bonus: Answer quickly to extend your time limit. Keep the combo going to achieve a high score! [KEY FEATURES] Time Attack Mode Race against the clock! Start from easy integers and work your way up to massive 3-digit numbers. Global Leaderboards: Compete with players around the world. Your nickname, score, and date are recorded when you beat your personal best. 5 Difficulty Levels: Level 1: Beginners (4 - 50) Level 5: Masters (200 - 999) Can you conquer the hardest difficulty? Practice Mode Need to study without the pressure? Practice at your own pace with no time limits. Ideal for overcoming your weak numbers and understanding the logic behind division. Note: Level 1 is free; Levels 2-5 require a Pro Plan upgrade. Built-in Factorization Calculator Includes a dedicated tool to instantly factorize any number. Use it to check your homework or explore the beauty of prime numbers. Friendly Design Featuring cute "Pochimu" characters to cheer you on. Satisfying sound effects and haptic feedback (customizable in Settings). Share your "New Record" cards directly to social media! [WHY PLAY PRIME RUSH?] Boost Mental Math: Drastically improve your calculation speed for multiplication and division. School Prep: Perfect for middle school and high school algebra preparation. Brain Teaser: A stimulating workout for your frontal cortex. Prevents brain aging with daily logic puzzles. [PRO PLAN] Unlock the full potential of Prime Rush with the Pro Plan to access all Practice Mode levels. Master every number from 4 to 999! Ready to become a Prime Master? Download Prime Rush today and start your mental math workout!
What’s new
Version 2.0 · Updated June 16, 2026
・Changed the ranking display to show up to the top 100. Other minor bug fixes and improvements.
App privacy
The developer, Ayumu Izumi, 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 Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Identifiers: Device ID
- Usage Data: Advertising Data
Used for: Third-Party Advertising, Analytics
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:
- Usage Data: Product Interaction
- Diagnostics: Crash Data, Performance Data
- User Content: Gameplay Content
- Identifiers: User ID
Used for: Analytics, App Functionality
Alternatives to Prime Rush: Math Time Attack
Looking for apps like Prime Rush: Math Time Attack? Here are 6 similar apps on the App Store. The highest rated is Rondo – Prime Factorization (5.0/5), and all 6 are free to download.
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Rondo – Prime Factorization
5.0
-
GCD and GCF Simple Calculator
4.5
-
PRIMZ
-
Qedra: Math Solver
-
TORI Korean Alphabet
-
特殊算Lite
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Prime Rush: Math Time Attack | – | Free | June 16, 2026 | |
| Rondo – Prime Factorization | 5.0 / 5 (1) | Free | Oct 23, 2026 | Compare |
| GCD and GCF Simple Calculator | 4.5 / 5 (2) | Free | Apr 20, 2026 | Compare |
| PRIMZ | – | Free | Jul 25, 2026 | Compare |
| Qedra: Math Solver | – | Free | Oct 22, 2026 | Compare |
| TORI Korean Alphabet | – | Free | Oct 15, 2026 | Compare |
| 特殊算Lite | – | Free | Feb 18, 2026 | Compare |