PlayMath vs Gakku
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PlayMath
This app offers an engaging way for children to learn fundamental math concepts through interactive tables. It currently focuses on multiplication and division, with plans for future expansion.
- Multiplication tables
- Division tables
- Interactive learning
- Basic math skills
- Kid-friendly interface
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Fun way to learn math basics while having fun. We are offering this features at the moment: – Multiplication Tables – Division Tables With more to come.
Gakku
This app uses AI to guide children aged 6-16 in developing strong writing skills through interactive play. It offers personalized support, mission-based lessons aligned with educational standards, and voice interaction to help learners generate and organize ideas.
- AI Writing Mentor
- Structured Lesson Maps
- Idea Generation & Planning
- Voice Interaction for Idea Verbalization
- Gamified Learning with Rewards
- CCSS-Aligned Curriculum
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Meet Gakku — an AI Writing Mentor for structured learning through play. Step into Gakku World and follow Lesson Maps that build the thinking behind strong writing—step by step, like a quest. What you’ll learn: Turn “blank page anxiety” into confidence as you practice: - Idea generation & planning - Clear structure and reasoning - Word choice, style, and revision Why Gakku works - 24/7 Learning Companion (Raku): Your always-on guide—get step-by-step writing support, interactive practice, and friendly chat to stay motivated. - CCSS-Aligned Lesson Maps: Mission-based learning paths that build structured thinking and argumentation through consistent practice. - Talk & Learn: Voice interaction helps learners verbalize ideas before they write—making it easier to start and stay focused. Learning that feels like play Earn gems, customize your companion, and level up through short missions that fit any schedule—10 minutes a day or a longer session on weekends. Start your first mission for free. Designed for K–12 learners. Adult learners are welcome, too. Privacy Policy: https://gakku.ai/privacy Terms and Conditions: https://gakku.ai/terms
Screenshots
Verdict
The clearest difference is in-app purchases: PlayMath at none against Gakku's 10. PlayMath also leads on rating (4.8 vs 4.5) and iOS requirement (10.0 vs 15.0). Gakku's advantage is update cadence (weekly vs every 3 weeks) and ratings volume (39 vs 4). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Gakku sells 10 in-app purchases, starting at $29.90 per month. PlayMath asks for nothing beyond the download.
PlayMath holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Gakku has 39 ratings behind it against 4, so its average is the more settled of the two.
PlayMath ships an update every 3 weeks, Gakku weekly. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.
| Parameter | PlayMath | Gakku |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (4 ratings) — better | 4.5 (39 ratings) |
| Positive reviews | — | 84.2% of reviews |
| Number of ratings | 4 | 39 — better |
| Update frequency | Every 3 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 28 MB | 489 MB |
| Age rating | 4+ | 4+ |
| Developer | Tim Isaev | Algorithm of Learning Inc. |
Customer experience
PlayMath
Gakku
In-app purchases
PlayMath
No in-app purchases
Gakku
- PLUS Monthly Membership$29.901 Month
- PLUS Monthly Membership3 Days trial$29.901 Month
- PLUS Monthly Membership7 Days trial$29.901 Month
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- PLUS Yearly Membership7 Days trial$269.001 Year
- 100 Gems$10.00
- 120 Gems$10.00
- 3 Learning Boosts$20.00
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- 350 Gems$30.00
- 420 Gems$30.00
- 25 Learning Boosts$100.00
