# Anzan Expert vs Abacus Lesson

The clearest difference is in-app purchases: Anzan Expert at none against Abacus Lesson's 3. Abacus Lesson's advantage is update cadence (every 2 weeks vs every 3 months) and rating (5.0 vs 4.7). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Abacus Lesson sells 3 one-off in-app purchases. Anzan Expert asks for nothing beyond the download.

Abacus Lesson holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 6 and 15 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Anzan Expert ships an update every 3 months, Abacus Lesson every 2 weeks. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Anzan Expert | Abacus Lesson |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (6 ratings)](https://appshunter.io/ios/app/anzan-expert/id1534494364/reviews) | **[5.0 (15 ratings)](https://appshunter.io/ios/app/abacus-lesson-multiplication/id1582635868/reviews)** |
| Number of ratings | 6 | **15** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 29 MB | 138 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Moss](https://appshunter.io/developer/1534494486) | [Hirokazu Komatsu](https://appshunter.io/developer/1523833531) |

## What reviewers say

### Anzan Expert

[App page](https://appshunter.io/ios/app/anzan-expert/id1534494364)

This app helps improve mental math skills by presenting numbers that flash on screen for users to add. It offers various stages with increasing difficulty and timed challenges, along with a practice mode for self-paced learning. Users can earn medals and track their progress.

**Highlights:** Timed flash calculation challenges, 20 stages with increasing difficulty, Practice mode for self-paced learning, Expert medals and level progression, Review missed questions, Multi-challenger profiles, Customizable themes

**In-app purchases:** none


### Abacus Lesson

[App page](https://appshunter.io/ios/app/abacus-lesson-multiplication/id1582635868)

Learn multiplication using a virtual abacus. This app teaches a simple and fast method for calculating multiplication, emphasizing the mental calculation benefits of the abacus over digital calculators.

**Highlights:** Virtual abacus for multiplication, Simple and fast calculation methods, Focus on mental calculation skills, Step-by-step multiplication lessons, Suitable for beginners

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donation Lv1 for hiding Ad | $1.99 | one-time |
| Donation Lv2 for hiding Ad | $3.99 | one-time |
| Donation Lv3 for hiding Ad | $8.99 | one-time |


## Frequently asked questions

### Is Anzan Expert free?

Anzan Expert is free to download, with no in-app purchases.

### Is Abacus Lesson free?

Abacus Lesson is free to download, with in-app purchases available.

### Which has better reviews, Anzan Expert or Abacus Lesson?

Abacus Lesson is rated higher. Anzan Expert averages 4.7 out of 5 from 6 ratings, while Abacus Lesson averages 5.0 from 15 ratings.

### Do Anzan Expert or Abacus Lesson have ads?

Both Anzan Expert and Abacus Lesson show ads.

### Which is updated more often, Anzan Expert or Abacus Lesson?

Anzan Expert ships an update every 3 months, and Abacus Lesson every 2 weeks. Most recently, Anzan Expert was updated on October 24, 2026 and Abacus Lesson on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*