# Flutterラボ vs MRIの勉強ドリル

The clearest difference is in-app purchases: MRIの勉強ドリル at none against Flutterラボ's 4. MRIの勉強ドリル also leads on ads (none vs shown) and update cadence (every 3 days vs weekly). Flutterラボ's advantage is iOS requirement (12.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Flutterラボ sells 4 in-app purchases, starting at $16.49 per month. MRIの勉強ドリル asks for nothing beyond the download.

Flutterラボ ships an update weekly, MRIの勉強ドリル every 3 days. Both last shipped on October 10, 2026.

## The numbers

| Metric | Flutterラボ | MRIの勉強ドリル |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 3 days** |
| Size | 73 MB | 20 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yusuke Inoue](https://appshunter.io/developer/1450131343) | [Kaito Murakami](https://appshunter.io/developer/1842867197) |

## What reviewers say

### Flutterラボ

[App page](https://appshunter.io/ios/app/flutter/id1572165292)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ラボプレミアムテスト(1か月) | $16.49 | per month |
| ラボプレミアム(1か月) | $16.49 | per month |
| ラボプレミアムテスト(1年間) | $169.99 | per year |
| ラボプレミアム(1年) | $169.99 | per year |


### MRIの勉強ドリル

[App page](https://appshunter.io/ios/app/mri/id6802350793)

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

**In-app purchases:** none


## Frequently asked questions

### Is Flutterラボ free?

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

### Is MRIの勉強ドリル free?

MRIの勉強ドリル is free to download, with no in-app purchases.

### Do Flutterラボ or MRIの勉強ドリル have ads?

Flutterラボ shows ads; MRIの勉強ドリル does not.

### Which is updated more often, Flutterラボ or MRIの勉強ドリル?

Flutterラボ ships an update weekly, and MRIの勉強ドリル every 3 days. Most recently, Flutterラボ was updated on October 10, 2026 and MRIの勉強ドリル on October 10, 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.*