# Spatial Sleep vs moonbird breathing coach

The clearest difference is rating: Spatial Sleep at 4.6 against moonbird breathing coach's 2.2. Spatial Sleep also leads on in-app purchases (none vs 2). moonbird breathing coach's advantage is update cadence (weekly vs every 5 months) and iOS requirement (15.1 vs 17.6). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. moonbird breathing coach sells 2 in-app purchases, starting at $9.99 per month. Spatial Sleep asks for nothing beyond the download.

Spatial Sleep holds the better App Store score, 4.6 against 2.2. Both are backed by a comparable volume of ratings — 11 and 5 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Spatial Sleep ships an update every 5 months, moonbird breathing coach weekly. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Spatial Sleep | moonbird breathing coach |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (11 ratings)](https://appshunter.io/ios/app/spatial-sleep/id6449580101/reviews)** | [2.2 (5 ratings)](https://appshunter.io/ios/app/moonbird-breathing-coach/id6751544333/reviews) |
| Number of ratings | **11** | 5 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 181 MB | 116 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sound Health Systems, Inc.](https://appshunter.io/developer/1500011226) | [Moonbird](https://appshunter.io/developer/1496625489) |

## What reviewers say

### Spatial Sleep

[App page](https://appshunter.io/ios/app/spatial-sleep/id6449580101)

This science-backed app uses acoustic resonance harmonies, paired with a wearable headband, to help users fall asleep faster, stay asleep longer, and wake up refreshed. It offers drug-free, non-invasive sleep support and includes post-sleep breathwork and brain teaser games.

**Highlights:** Acoustic resonance harmonies for sleep, Wearable headband integration, Clinically proven sleep improvement, Drug-free and non-invasive, Personalized harmonies via machine learning, Post-sleep breathwork exercises, Brain teaser games for alertness

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

**In-app purchases:** none


### moonbird breathing coach

[App page](https://appshunter.io/ios/app/moonbird-breathing-coach/id6751544333)

This app guides your breathing using a connected device to help you relax, focus, and sleep better. It offers personalized rhythms based on your body's response and provides insights into your health metrics. Experience a multi-sensory approach to stress reduction and improved well-being.

**Highlights:** Personalized breathing rhythm discovery, Tactile device guidance, Immersive audio experiences, Real-time biofeedback, Health insights and trend tracking, Wearable device integration

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Yearly | $49.99 | per year |


## Frequently asked questions

### Is Spatial Sleep free?

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

### Is moonbird breathing coach free?

moonbird breathing coach is free to download, with in-app purchases available.

### Which has better reviews, Spatial Sleep or moonbird breathing coach?

Spatial Sleep is rated higher. Spatial Sleep averages 4.6 out of 5 from 11 ratings, while moonbird breathing coach averages 2.2 from 5 ratings.

### Do Spatial Sleep or moonbird breathing coach have ads?

Neither Spatial Sleep nor moonbird breathing coach shows ads.

### Which is updated more often, Spatial Sleep or moonbird breathing coach?

Spatial Sleep ships an update every 5 months, and moonbird breathing coach weekly. Most recently, Spatial Sleep was updated on November 7, 2026 and moonbird breathing coach on November 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*