# そろばんを1から覚える初心者のためのそろばん教室 vs そろばん学習ドリル Ext

The clearest difference is review sentiment: そろばんを1から覚える初心者のためのそろばん教室 at 58% against そろばん学習ドリル Ext's 0%. そろばんを1から覚える初心者のためのそろばん教室 also leads on update cadence (every 2 months vs every 5 months). そろばん学習ドリル Ext's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. そろばんを1から覚える初心者のためのそろばん教室 sells 1 one-off in-app purchase. そろばん学習ドリル Ext asks for nothing beyond the download.

そろばんを1から覚える初心者のためのそろばん教室 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 17, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | そろばんを1から覚える初心者のためのそろばん教室 | そろばん学習ドリル Ext |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **57.9% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 13 MB | 24 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [kenji kiuchi](https://appshunter.io/developer/553473005) | [ryo itou](https://appshunter.io/developer/1435019729) |

## What reviewers say

### そろばんを1から覚える初心者のためのそろばん教室

[App page](https://appshunter.io/ios/app/1/id1095959894)

Learn abacus from scratch with this educational app. It offers clear explanations for beginners, including visual aids for adding and removing beads. Advanced users can test their skills in challenge modes.

**Highlights:** Beginner-friendly abacus explanations, Visual bead manipulation, Practice problems, Timed challenges, Level-based progression, Abacus multiplication tables

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告の削除と全機能解放 | $9.99 | one-time |


### 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 そろばんを1から覚える初心者のためのそろばん教室 free?

そろばんを1から覚える初心者のためのそろばん教室 is free to download, with in-app purchases available.

### 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 そろばんを1から覚える初心者のためのそろばん教室 or そろばん学習ドリル Ext have ads?

そろばんを1から覚える初心者のためのそろばん教室 shows ads; そろばん学習ドリル Ext does not.

### Which is updated more often, そろばんを1から覚える初心者のためのそろばん教室 or そろばん学習ドリル Ext?

そろばんを1から覚える初心者のためのそろばん教室 ships an update every 2 months, and そろばん学習ドリル Ext every 5 months. Most recently, そろばんを1から覚える初心者のためのそろばん教室 was updated on September 17, 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.*