Anzan19x19 vs Anzan+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Anzan19x19
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Method of mental calculation of 19x19 Provides a completely new mental method of multiplication from 11 to 19 This method can be understood in a few minutes and can be calculated on the fly.Provides a new mental calculation method of multiplication from 11 to 19.
Anzan+
Engage in quick mental math challenges with 10 questions per round. Build combos, unlock bonus rounds, and track your progress. Customize your experience with adjustable music and haptic feedback.
- 10-question rounds
- Adjustable difficulty levels
- Combo building for musical progression
- Bonus round for perfect scores
- Personal best tracking
- Offline practice mode
- Customizable sound and haptics
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Solve it. Feel the beat. Anzan+ turns mental math into a quick, playful challenge. Answer 10 questions, build your combo, and hear the music grow with every streak. A QUICK ROUND, ANYTIME Choose Easy, Normal, or Hard and jump into a 10-question challenge. Practice addition and subtraction on Easy, or mix in multiplication and division on Normal and Hard. BUILD THE BEAT Consecutive correct answers build your combo. Reach 3 to add the bass, then 5 to bring in the melody. Enjoy responsive keys, short sound effects, and optional haptic feedback. GO FOR FEVER Get all 10 questions right to unlock an optional 15-second bonus round. Keep solving and see how many bonus answers you can get. BEAT YOUR PERSONAL BEST Complete a perfect round to save your best time for that difficulty. See your accuracy, time, and best combo, then share your result with friends. PRACTICE AT YOUR OWN PACE Practice without a countdown and revisit questions you missed. Choose the difficulty that suits you and make progress one round at a time. MAKE IT YOURS Turn music, haptics, and celebration effects on or off. No account is required, and your personal bests are stored on your device. “Anzan” means mental arithmetic in Japanese. Pick a level, press Start, and find your flow.
Screenshots
Verdict
The clearest difference is update cadence: Anzan19x19 at every 3 days against Anzan+'s every 11 months. Anzan19x19 also leads on iOS requirement (12.0 vs 16.2). 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.
Anzan19x19 ships an update every 3 days, Anzan+ every 11 months. The most recent releases landed on November 7, 2026 and November 4, 2026 respectively.
| Parameter | Anzan19x19 | Anzan+ |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 days — better | Every 11 months |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.2 |
| Further details — not scored | ||
| Size | 38 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Hajime Hotaka | Erika Fujita |
In-app purchases
Anzan19x19
No in-app purchases
Anzan+
No in-app purchases
