Kana vs Math Challenge
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Kana
This game helps beginners understand Japanese kana by matching hiragana and katakana. Achieve combos and unlock achievements by clearing them as quickly as possible.
- Match hiragana and katakana
- Finger-based matching gameplay
- Combo system for fast play
- Achievement system
- Beginner-friendly learning
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Confused by the relationship of kanas? This app is gonna to help you. Match the corresponding hiragana and katakana with your fingers to erase them, and do it as fast as you can to get combos and achieve achievements.
Math Challenge
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CountDown is very simple game for improving math skills.
Screenshots
Verdict
The clearest difference is update cadence: Kana at every 16 months against Math Challenge's every 58 months. Kana also leads on iOS requirement (9.0 vs 17.6). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Kana ships an update every 16 months, Math Challenge every 58 months. The most recent releases landed on September 5, 2026 and September 27, 2026 respectively.
| Parameter | Kana | Math Challenge |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 16 months — better | Every 58 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 9.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 3 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | 典 熊 | Nazir Dogan |
In-app purchases
Kana
No in-app purchases
Math Challenge
No in-app purchases
