# RespiRelax+ vs Noire Sleep

The clearest difference is in-app purchases: RespiRelax+ at none against Noire Sleep's 2. Noire Sleep's advantage is review sentiment (100% vs 70%). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Noire Sleep sells 2 in-app purchases, starting at $8.99 per month. RespiRelax+ asks for nothing beyond the download.

RespiRelax+ ships an update every 3 weeks, Noire Sleep every 11 days. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | RespiRelax+ | Noire Sleep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (16 ratings)](https://appshunter.io/ios/app/respirelax-plus/id515900420/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 69.6% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 11 days** |
| Monetization | **Free** | Freemium |
| Size | 84 MB | 92 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Les Thermes d'Allevard](https://appshunter.io/developer/515900423) | [MATEO CARDINAL](https://appshunter.io/developer/1896054661) |

## What reviewers say

### RespiRelax+

[App page](https://appshunter.io/ios/app/respirelax-plus/id515900420)

Improve your breathing and manage stress with guided exercises. This app offers personalized programs and offline functionality for consistent practice, promoting well-being and cardiac coherence.

**Highlights:** Personalized breathing programs, Stress management exercises, Cardiac coherence training, Offline practice mode, Adjustable session duration, Soothing visual and sound environments

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

**In-app purchases:** none

**What reviewers like**

- ✨ Effective for anxiety management
- 🧘‍♀️ Calming and relaxing experience
- 👍 Simple and intuitive interface
- 🆓 Free to use
- 🔒 Respects data privacy

**What reviewers complain about**

- 🎶 Old music preferred by many
- 🔔 Aggressive end-of-session sound
- 🔊 Sound issues reported
- 📱 Lack of Apple Watch integration
- 🎨 New design less appealing to some

**Reported bugs**

- Custom session timing not constant
- Progressive sound option disappeared
- Sound settings not remembered
- Customization option not functional
- Cannot use with headphones

**Requested features**

- Apple Watch integration
- Customizable hold/apnea phases
- Ability to combine sessions
- Add duration of apnea for experts
- Calendar/progress tracking


### Noire Sleep

[App page](https://appshunter.io/ios/app/noire-sleep/id6765739968)

This app analyzes your sleep patterns using your iPhone's microphone and Apple Watch data. It provides personalized programs and AI coaching to help you understand and improve your sleep quality, with features like smart alarms and sleep sound playback.

**Highlights:** AI-powered sleep analysis, Personalized sleep programs, Smart alarm with cycle tuning, Snoring and sound detection, Sleep stage and vital tracking, AI sleep coach (Luna), Sleep sound library

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Noire Premium Mensuel | $8.99 | per month |
| Noire Premium Annuel | $44.99 | per year |


## Frequently asked questions

### Is RespiRelax+ free?

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

### Is Noire Sleep free?

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

### Do RespiRelax+ or Noire Sleep have ads?

Neither RespiRelax+ nor Noire Sleep shows ads.

### Which is updated more often, RespiRelax+ or Noire Sleep?

RespiRelax+ ships an update every 3 weeks, and Noire Sleep every 11 days. Most recently, RespiRelax+ was updated on October 29, 2026 and Noire Sleep on October 25, 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.*