Anzan+ vs Smart Abacus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
Smart Abacus
Master mental math using the Japanese Soroban method with interactive practice and structured lessons. Improve speed, focus, and accuracy through gamified milestones and progress tracking.
- Digital Soroban with realistic bead movement
- Step-by-step learning paths
- Flash Tests for speed and accuracy
- Voice dictation for training
- Progress tracking and insights
- Gamified milestones and achievements
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Smart Abacus helps learners build real mental-math skill with the Japanese Soroban method through interactive practice and structured progression.What you can do: • Practice on a responsive digital Soroban with realistic bead movement • Learn step by step with Foundation, Friends of 5, and Friends of 10 paths • Run Flash Tests to improve speed, focus, and accuracy • Use voice dictation (Arabic/English) for classroom-style training • Track progress with XP, streaks, history logs, and performance insights • Unlock achievements and stay motivated with gamified milestones • Switch between Arabic and English with full RTL supportDesigned for students, parents, teachers, and anyone who wants stronger arithmetic and concentration.Premium Smart Abacus includes premium features for advanced training modes and expanded practice limits. When promotional free-access windows are active, premium content may be temporarily available to all users.
Screenshots
Verdict
The clearest difference is rating: Smart Abacus at 5.0 against Anzan+'s 4.0. Smart Abacus also leads on ads (none vs shown) and update cadence (every 11 days vs every 11 months). On price, ratings volume, 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.
Smart Abacus holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
Anzan+ ships an update every 11 months, Smart Abacus every 11 days. Both last shipped on October 23, 2026.
| Parameter | Anzan+ | Smart Abacus |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) | 5.0 (2 ratings) — better |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 11 months | Every 11 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.2 — better | 16.4 |
| Further details — not scored | ||
| Size | 9 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | Erika Fujita | ZerwOne Network, LLC |
Customer experience
Anzan+
Smart Abacus
In-app purchases
Anzan+
No in-app purchases
Smart Abacus
No in-app purchases









