# SoroRoom vs そろばん学習ドリル Ext

The clearest difference is update cadence: SoroRoom at every 2 months against そろばん学習ドリル Ext's every 5 months. そろばん学習ドリル Ext's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SoroRoom ships an update every 2 months, そろばん学習ドリル Ext every 5 months. The most recent releases landed on September 18, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | SoroRoom | そろばん学習ドリル Ext |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | — | Free |
| Size | 210 MB | 24 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SoroTouch Co., Ltd.](https://appshunter.io/developer/927820962) | [ryo itou](https://appshunter.io/developer/1435019729) |

## What reviewers say

### SoroRoom

[App page](https://appshunter.io/ios/app/sororoom/id1239288027)

**In-app purchases:** none


### そろばん学習ドリル Ext

[App page](https://appshunter.io/ios/app/ext/id1449114393)

This app offers four courses to help beginners learn abacus calculation. It includes exercises for placing numbers, simple addition, addition of ten numbers, and auditory addition. Progress is tracked, and difficulty increases with proficiency.

**Highlights:** Placing numbers on the abacus, Two-digit addition practice, Addition of ten numbers, Auditory addition exercises, Progress tracking, Adaptive difficulty levels

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

**In-app purchases:** none


## Frequently asked questions

### Is SoroRoom free?

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

### Is そろばん学習ドリル Ext free?

そろばん学習ドリル Ext is free to download, with no in-app purchases.

### Do SoroRoom or そろばん学習ドリル Ext have ads?

Neither SoroRoom nor そろばん学習ドリル Ext shows ads.

### Which is updated more often, SoroRoom or そろばん学習ドリル Ext?

SoroRoom ships an update every 2 months, and そろばん学習ドリル Ext every 5 months. Most recently, SoroRoom was updated on September 18, 2026 and そろばん学習ドリル Ext on September 6, 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.*