# Soroban Drill vs Abacus Exercise

The clearest difference is in-app purchases: Abacus Exercise at none against Soroban Drill's 1. Abacus Exercise also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (11.0 vs 13.0). Soroban Drill's advantage is ads (none vs shown) and review sentiment (65% vs 46%). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Soroban Drill sells 1 one-off in-app purchase. Abacus Exercise asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for Soroban Drill against 4.4 for Abacus Exercise. Both are backed by a comparable volume of ratings — 66 and 62 respectively. Written reviews are what separate them: 65% of Soroban Drill's written reviews are positive against 46% of Abacus Exercise's.

Soroban Drill ships an update every 3 months, Abacus Exercise every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Soroban Drill | Abacus Exercise |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (66 ratings)](https://appshunter.io/ios/app/soroban-drill/id1348246229/reviews)** | [4.4 (62 ratings)](https://appshunter.io/ios/app/abacus-exercise/id1523833529/reviews) |
| Number of ratings | **66** | 62 |
| Positive reviews | **64.5% of reviews** | 46.2% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 30 MB | 90 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Junichiro Komizo](https://appshunter.io/developer/325507919) | [Hirokazu Komatsu](https://appshunter.io/developer/1523833531) |

## What reviewers say

### Soroban Drill

[App page](https://appshunter.io/ios/app/soroban-drill/id1348246229)

Practice Japanese abacus calculations with this app. It offers exercises for addition, subtraction, sums, multiplication, and division. Advanced features like multiplication, division, and mock exams are available via in-app purchase.

**Highlights:** Arithmetic drills, Multiplication practice, Division practice, Mock soroban exams, Addition and subtraction exercises

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全ての機能をアンロック | $3.99 | one-time |


### Abacus Exercise

[App page](https://appshunter.io/ios/app/abacus-exercise/id1523833529)

Practice abacus calculations with a customizable digital tool. Adjust bead colors, sounds, and layout for a personalized learning experience. Challenge yourself with addition, subtraction, multiplication, and division exercises.

**Highlights:** Customizable abacus layout, Adjustable bead size and position, Up to 15-digit support, Customizable bead colors and sounds, Addition, subtraction, multiplication, division practice, Level-based challenges

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

**In-app purchases:** none


## Frequently asked questions

### Is Soroban Drill free?

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

### Is Abacus Exercise free?

Abacus Exercise is free to download, with no in-app purchases.

### Which has better reviews, Soroban Drill or Abacus Exercise?

Soroban Drill is rated higher. Soroban Drill averages 4.4 out of 5 from 66 ratings, while Abacus Exercise averages 4.4 from 62 ratings.

### Do Soroban Drill or Abacus Exercise have ads?

Abacus Exercise shows ads; Soroban Drill does not.

### Which is updated more often, Soroban Drill or Abacus Exercise?

Soroban Drill ships an update every 3 months, and Abacus Exercise every 3 weeks. Most recently, Soroban Drill was updated on October 24, 2026 and Abacus Exercise on October 24, 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.*