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

The clearest difference is rating: NightWell at 4.6 against 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis's 3.0. NightWell also leads on review sentiment (60% vs 31%) and ratings volume (16 vs 1). 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. NightWell sells 10 in-app purchases, starting at $9.99 per month. 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis asks for nothing beyond the download.

NightWell holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: NightWell has 16 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 60% of NightWell's written reviews are positive against 31% of 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis's.

NightWell ships an update every 3 weeks, 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis every 5 weeks. The most recent releases landed on October 15, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | NightWell | 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (16 ratings)](https://appshunter.io/ios/app/nightwellsmart-sleep-tracker/id827600695/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/sleepanalysis/id1592961785/reviews) |
| Number of ratings | **16** | 1 |
| Positive reviews | **59.7% of reviews** | 30.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 125 MB | 67 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [株式会社C2](https://appshunter.io/developer/597389977) | [AIRWEAVE INC.](https://appshunter.io/developer/1129671706) |

## What reviewers say

### NightWell

[App page](https://appshunter.io/ios/app/nightwellsmart-sleep-tracker/id827600695)

This smart sleep companion helps you track sleep patterns, monitor snoring, and wake up gently with intelligent alarms. Gain personalized insights to improve rest, energy, and focus, with calming sounds and mindful tips for relaxation before bed.

**Highlights:** Sleep pattern tracking, Snoring monitoring, Intelligent smart alarm, Personalized sleep insights, Calming lull sounds, Sleep reports, Cloud backup

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Yearly | $39.99 | per year |
| Alarm sound "Minute Waltz" | $0.99 | one-time |
| Lull Sound "Berceuse Op. 57" | $0.99 | one-time |
| Alarm sound "Time for relax" | $0.99 | one-time |
| Alarm sound "Slumber" | $0.99 | one-time |
| Alarm sound "Piscatio" | $0.99 | one-time |
| Lull Sound "Kagura" | $0.99 | one-time |
| Alarm sound "Peer Gynt Morgenstemning Op.46  w/ES " | $0.99 | one-time |
| Alarm sound "Nocturne No.2" | $0.99 | one-time |


### 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


## Frequently asked questions

### Is NightWell free?

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

### 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.

### Which has better reviews, NightWell or 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis?

NightWell is rated higher. NightWell averages 4.6 out of 5 from 16 ratings, while 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis averages 3.0 from 1 ratings.

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

NightWell shows ads; 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis does not.

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

NightWell ships an update every 3 weeks, and 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis every 5 weeks. Most recently, NightWell was updated on October 15, 2026 and 睡眠アプリ 睡眠の質を計測・分析：sleepanalysis on October 17, 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.*