# 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis vs MuscleTimerPro

The clearest difference is update cadence: MuscleTimerPro at every 2 weeks against 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis's every 5 weeks. On price, ads, in-app purchases and device support there is nothing between them.

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

睡眠アプリ 睡眠の質を計測・分析：sleepanalysis ships an update every 5 weeks, MuscleTimerPro every 2 weeks. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis | MuscleTimerPro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/sleepanalysis/id1592961785/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 30.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 67 MB | 56 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [AIRWEAVE INC.](https://appshunter.io/developer/1129671706) | [JIN TANDA](https://appshunter.io/developer/1865935191) |

## What reviewers say

### 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis

[App page](https://appshunter.io/ios/app/sleepanalysis/id1592961785)

This app tracks and analyzes your sleep patterns to help you understand and improve sleep quality. It features a smart alarm that wakes you during light sleep and provides detailed historical data for performance optimization. All features are completely free to use.

**Highlights:** Accurate daily sleep analysis, Smart alarm with REM sleep detection, Weekly, monthly, and yearly sleep history, Pre-set weekly alarm scheduling, Bedtime reminders, Easy-to-use smartphone integration

**Features:** macOS Compatibility

**In-app purchases:** none


### MuscleTimerPro

[App page](https://appshunter.io/ios/app/muscletimerpro/id6757308856)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis free?

睡眠アプリ 睡眠の質を計測・分析：sleepanalysis is free to download, with no in-app purchases.

### Is MuscleTimerPro free?

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

### Do 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis or MuscleTimerPro have ads?

Neither 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis nor MuscleTimerPro shows ads.

### Which is updated more often, 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis or MuscleTimerPro?

睡眠アプリ 睡眠の質を計測・分析：sleepanalysis ships an update every 5 weeks, and MuscleTimerPro every 2 weeks. Most recently, 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis was updated on October 9, 2026 and MuscleTimerPro on October 4, 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.*