# Soroban Training vs Abacus Lesson

The clearest difference is review sentiment: Abacus Lesson at 100% against Soroban Training's 78%. Abacus Lesson also leads on rating (5.0 vs 4.7) and iOS requirement (11.0 vs 18.0). Soroban Training's advantage is ratings volume (176 vs 8). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Soroban Training sells 1 one-off in-app purchase and Abacus Lesson sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Abacus Lesson holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Soroban Training has 176 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 78% of Soroban Training's written reviews are positive against 100% of Abacus Lesson's.

Soroban Training ships an update every 2 weeks, Abacus Lesson monthly. The most recent releases landed on September 24, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Soroban Training | Abacus Lesson |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (176 ratings)](https://appshunter.io/ios/app/soroban-training/id1519658576/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/abacus-lesson-division/id1593317741/reviews)** |
| Number of ratings | **176** | 8 |
| Positive reviews | 77.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 8 MB | 132 MB |
| Requires iOS | 18.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jumpei Adachi](https://appshunter.io/developer/1516414955) | [Hirokazu Komatsu](https://appshunter.io/developer/1523833531) |

## What reviewers say

### Soroban Training

[App page](https://appshunter.io/ios/app/soroban-training/id1519658576)

Learn and practice abacus skills directly on your touchscreen. Generate custom problems to hone your abacus techniques, even with a physical abacus.

**Highlights:** Touchscreen abacus simulation, Custom problem generation, Practice with physical abacus, Abacus learning tool

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### Abacus Lesson

[App page](https://appshunter.io/ios/app/abacus-lesson-division/id1593317741)

Learn the simple and fast method of division using an abacus. This app focuses on developing mental calculation skills by leveraging the abacus technique. It's recommended to master addition, subtraction, and multiplication with an abacus first.

**Highlights:** Learn abacus division techniques, Develop mental calculation skills, Focus on Soroban method, Step-by-step division instruction, Builds on addition, subtraction, multiplication

**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 Soroban Training free?

Soroban Training is free to download, with in-app purchases available.

### Is Abacus Lesson free?

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

### Which has better reviews, Soroban Training or Abacus Lesson?

Abacus Lesson is rated higher. Soroban Training averages 4.7 out of 5 from 176 ratings, while Abacus Lesson averages 5.0 from 8 ratings.

### Do Soroban Training or Abacus Lesson have ads?

Both Soroban Training and Abacus Lesson show ads.

### Which is updated more often, Soroban Training or Abacus Lesson?

Soroban Training ships an update every 2 weeks, and Abacus Lesson monthly. Most recently, Soroban Training was updated on September 24, 2026 and Abacus Lesson on September 21, 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.*