# Soroban Training vs Abacus Lesson

The clearest difference is rating: Abacus Lesson at 5.0 against Soroban Training's 4.7. Abacus Lesson also leads on review sentiment (100% vs 80%) and iOS requirement (11.0 vs 18.0). Soroban Training's advantage is ratings volume (181 vs 15). 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 181 ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 80% of Soroban Training's written reviews are positive against 100% of Abacus Lesson's.

Both ship on a similar rhythm, roughly every 2 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Soroban Training | Abacus Lesson |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (181 ratings)](https://appshunter.io/ios/app/soroban-training/id1519658576/reviews) | **[5.0 (15 ratings)](https://appshunter.io/ios/app/abacus-lesson-multiplication/id1582635868/reviews)** |
| Number of ratings | **181** | 15 |
| Positive reviews | 80.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 11 MB | 138 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)

Practice abacus calculations directly on your touchscreen device. Generate custom problems to hone your skills with both digital and physical abacuses. Ideal for learners of all levels to improve mental math abilities.

**Highlights:** Touchscreen abacus simulation, Custom problem generation, Practice with physical abacus, Mental math skill development, Educational tool

**Features:** Family Sharing, iPhone Duo support

**In-app purchases (1)**

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


### 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 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 181 ratings, while Abacus Lesson averages 5.0 from 15 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 every 2 weeks. Most recently, Soroban Training was updated on November 3, 2026 and Abacus Lesson on November 3, 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.*