# フロントブリッジで鍛えよう！FB Mission！ vs Sleep Game

The clearest difference is in-app purchases: フロントブリッジで鍛えよう！FB Mission！ at none against Sleep Game's 2. フロントブリッジで鍛えよう！FB Mission！ also leads on ads (none vs shown). Sleep Game's advantage is update cadence (every 5 weeks vs every 40 months) and iOS requirement (16.0 vs 26.1). On price and device support there is nothing between them.

Both are free to download. Sleep Game sells 2 in-app purchases, starting at $2.99 per month. フロントブリッジで鍛えよう！FB Mission！ asks for nothing beyond the download.

フロントブリッジで鍛えよう！FB Mission！ ships an update every 40 months, Sleep Game every 5 weeks. The most recent releases landed on October 16, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | フロントブリッジで鍛えよう！FB Mission！ | Sleep Game |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 40 months | **Every 5 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 16 MB | 123 MB |
| Requires iOS | 26.1 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Saki Satoh](https://appshunter.io/developer/1099516498) | [Hiroaki Abe](https://appshunter.io/developer/1554815876) |

## What reviewers say

### フロントブリッジで鍛えよう！FB Mission！

[App page](https://appshunter.io/ios/app/fb-mission/id1464429863)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sleep Game

[App page](https://appshunter.io/ios/app/sleep-game-good-sleeperz/id1585167521)

This app gamifies sleep improvement by tracking your rest and rewarding you with adorable sheep adventures. It offers digital detox features, natural sleep sounds, and detailed analysis to help you build healthier sleep habits.

**Highlights:** Easy sleep tracking, Digital detox "Good Night Shield", Natural sleep sounds, Social sheep collection, Detailed sleep analysis, Nap mode

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium(monthly) | $2.99 | per month |
| Premium(Annual) | $29.99 | per year |


## Frequently asked questions

### Is フロントブリッジで鍛えよう！FB Mission！ free?

フロントブリッジで鍛えよう！FB Mission！ is free to download, with no in-app purchases.

### Is Sleep Game free?

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

### Do フロントブリッジで鍛えよう！FB Mission！ or Sleep Game have ads?

Sleep Game shows ads; フロントブリッジで鍛えよう！FB Mission！ does not.

### Which is updated more often, フロントブリッジで鍛えよう！FB Mission！ or Sleep Game?

フロントブリッジで鍛えよう！FB Mission！ ships an update every 40 months, and Sleep Game every 5 weeks. Most recently, フロントブリッジで鍛えよう！FB Mission！ was updated on October 16, 2026 and Sleep Game on October 18, 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.*