# Mental Abacus Expert vs Abacus Lesson

The clearest difference is rating: Abacus Lesson at 4.8 against Mental Abacus Expert's 4.1. Abacus Lesson also leads on update cadence (every 2 days vs every 3 weeks) and review sentiment (75% vs 50%). Mental Abacus Expert's advantage is in-app purchases (none vs 1) and iOS requirement (7.0 vs 11.0). On price, ads and device support there is nothing between them.

Both are free to download. Abacus Lesson sells 1 one-off in-app purchase. Mental Abacus Expert asks for nothing beyond the download.

Abacus Lesson holds the better App Store score, 4.8 against 4.1. That said, the two scores are not equally well evidenced: Abacus Lesson has 95 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 50% of Mental Abacus Expert's written reviews are positive against 75% of Abacus Lesson's.

Mental Abacus Expert ships an update every 3 weeks, Abacus Lesson every 2 days. The most recent releases landed on June 10, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Mental Abacus Expert | Abacus Lesson |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (7 ratings)](https://appshunter.io/ios/app/mental-abacus-expert/id835952830/reviews) | **[4.8 (95 ratings)](https://appshunter.io/ios/app/abacus-lesson/id1596053232/reviews)** |
| Number of ratings | 7 | **95** |
| Positive reviews | 50.0% of reviews | **75.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 26 MB | 153 MB |
| Requires iOS | **7.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lindbla Las och Skrivutveckling AB](https://appshunter.io/developer/835952833) | [Hirokazu Komatsu](https://appshunter.io/developer/1523833531) |

## What reviewers say

### Mental Abacus Expert

[App page](https://appshunter.io/ios/app/mental-abacus-expert/id835952830)

Enhance your mental arithmetic abilities with this app that utilizes abacus-based exercises. Improve concentration and working memory through four distinct training modules designed to build mental calculation skills.

**Highlights:** Four abacus-based arithmetic exercises, Develops concentration and working memory, Practice mental abacus technique, Modern (4+1) or classic (5+2) abacus types, Text and video instructions, Built-in speech engine, Beginner and expert modes

**Features:** macOS Compatibility

**In-app purchases:** none


### Abacus Lesson

[App page](https://appshunter.io/ios/app/abacus-lesson/id1596053232)

Master mental arithmetic and abacus calculation with this comprehensive app. Learn efficient finger movements and mental math techniques to solve complex problems quickly. Enjoy a customizable and ad-free learning experience with progress tracking.

**Highlights:** Abacus lessons, Mental arithmetic training, Finger movement focus, Customizable abacus color, Screen orientation options, Trophy system for goals

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all contents | $5.99 | one-time |


## Frequently asked questions

### Is Mental Abacus Expert free?

Mental Abacus 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, Mental Abacus Expert or Abacus Lesson?

Abacus Lesson is rated higher. Mental Abacus Expert averages 4.1 out of 5 from 7 ratings, while Abacus Lesson averages 4.8 from 95 ratings.

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

Neither Mental Abacus Expert nor Abacus Lesson shows ads.

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

Mental Abacus Expert ships an update every 3 weeks, and Abacus Lesson every 2 days. Most recently, Mental Abacus Expert was updated on June 10, 2026 and Abacus Lesson on September 27, 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.*