# そろばん学習ドリル Ext vs MathTre

The clearest difference is in-app purchases: そろばん学習ドリル Ext at none against MathTre's 1. そろばん学習ドリル Ext also leads on ads (none vs shown) and iOS requirement (12.0 vs 16.2). MathTre's advantage is update cadence (every 6 weeks vs every 5 months). On price and device support there is nothing between them.

Both are free to download. MathTre sells 1 one-off in-app purchase. そろばん学習ドリル Ext asks for nothing beyond the download.

そろばん学習ドリル Ext ships an update every 5 months, MathTre every 6 weeks. The most recent releases landed on September 6, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | そろばん学習ドリル Ext | MathTre |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mathtre-simple-math-workout/id6450848723/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 24 MB | 16 MB |
| Requires iOS | **12.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ryo itou](https://appshunter.io/developer/1435019729) | [Koya Nambo](https://appshunter.io/developer/1633778504) |

## What reviewers say

### 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


### MathTre

[App page](https://appshunter.io/ios/app/mathtre-simple-math-workout/id6450848723)

Enhance your arithmetic abilities with daily exercises. This application offers various modes to sharpen your calculation speed and mental math skills. Practice with randomly generated problems to keep your brain active.

**Highlights:** Improve math skills, Calculation speed boost, Daily practice, Five math modes, Customizable digit count, Randomly generated problems

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| paid version | $2.99 | one-time |


## Frequently asked questions

### 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.

### Is MathTre free?

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

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

MathTre shows ads; そろばん学習ドリル Ext does not.

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

そろばん学習ドリル Ext ships an update every 5 months, and MathTre every 6 weeks. Most recently, そろばん学習ドリル Ext was updated on September 6, 2026 and MathTre on September 7, 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.*