Prime Rush: Math Time Attack
By Ayumu Izumi
Prime Rush: Math Time Attack is a mobile math-training game for students and adults that focuses on prime factorization speed.
The App DNA
What makes this app unique?
The app removes the cognitive friction of manual factorization by providing an instant calculator and a timed challenge mode to build mental math speed.
For Students preparing for algebra exams and adults interested in mental math and brain training.
What does it look like?
Key features
Timed prime factorization challenges for integers up to 3 digits; high-frequency loop expands ad-inventory.
Untimed factorization exercises; premium-tier gate (Levels 2-5) serves as a direct paid-conversion lever.
Utility tool for instant prime factorization; provides ongoing value beyond the game.
How much does it cost?
The freemium model gates advanced difficulty levels behind a Pro Plan upgrade to monetize skill-based progression.
Velocity
Maintenance developmentcompetitive featuresperformanceShow more...
Prime Rush: Math Time Attack currently operates on a maintenance cadence, having shipped only one minor update in the observed window. With the latest release occurring 116 days ago, development activity remains minimal and focused solely on minor bug fixes and ranking display adjustments. There is no evidence of active live-ops or new feature development, suggesting a stable but stagnant product lifecycle.
Who built it?
Ayumu Izumi
3 apps tracked · Education
かんたん外貨家計簿 — 世界中の通貨に対応した家計簿アプリ
Currency Converter: 163+User Sentiment
What do users think recently?
How are ratings & reviews evolving?
Not enough recent reviews to extract reliable themes yet.
Read the full review analysisCompetition
Competitive landscape for Prime Rush: Math Time Attack
How's the Education market?
Prime Rush: Math Time Attack currently holds a #48 Free rank in the Taiwan Education category. The app's reliance on a single-tier progression model limits its ability to capture revenue from casual users who do not convert to the Pro Plan.
Read the market outlookThe rivals identified
Unlock the deeper market read.
Access the full report for freeThe Analyst's Read
Key takeaways for Prime Rush: Math Time Attack
Where is it heading?
The education math-training market is consolidating around apps that offer consistent live-ops and social progression. Prime Rush: Math Time Attack remains in a maintenance phase, leaving it exposed to rivals that can iterate on content faster. The app must pivot to a more dynamic content loop to avoid further chart slippage.
- The 116-day update gap indicates a maintenance-only posture, which will likely lead to a decline in chart rankings as competitors refresh content.
- The current freemium model relies on a hard gate for practice levels, which limits the user base to only those highly committed to math training.
The SWOT
- Factorization calculator provides utility-based retention
- High-frequency gameplay loop expands ad-inventory
- Localized pricing in Taiwan market could increase conversion
- Character system expansion could improve engagement
Next best moves
A/B test a limited-time free trial for Pro Plan because the current hard gate limits the conversion funnel → increase paid-user acquisition.
+ 1 more prioritized moveThe counter-intuitive read
The app's utility-based factorization calculator is a stronger…
Read the full takeBottom line
Prime Rush: Math Time Attack relies on a static content loop that is currently in maintenance mode. Introducing a daily challenge mechanic would address the churn risk identified by the lack of updates, unlocking higher retention without requiring a full content overhaul.
Unlock 2 critical frictions, 2 market threats, 1 more prioritized move and the analyst’s take.
Access the full report for freeFAQ
Is Prime Rush: Math Time Attack suitable for beginners?
Does Prime Rush: Math Time Attack require a subscription?
What is the difference between Time Attack and Practice Mode?
Are there free alternatives to Prime Rush: Math Time Attack?
Sources
- [1] App Store
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