# SleepOn vs Somnee

The clearest difference is review sentiment: Somnee at 64% against SleepOn's 21%. Somnee also leads on rating (3.7 vs 3.0). SleepOn's advantage is monetization model (free vs paid) and update cadence (every 9 days vs every 2 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Somnee holds the better App Store score, 3.7 against 3.0. Both are backed by a comparable volume of ratings — 181 and 71 respectively. Written reviews point the same way: 21% of SleepOn's written reviews are positive against 64% of Somnee's.

SleepOn ships an update every 9 days, Somnee every 2 months. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SleepOn | Somnee |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (181 ratings)](https://appshunter.io/ios/app/sleepon/id1385995937/reviews) | **[3.7 (71 ratings)](https://appshunter.io/ios/app/somnee/id6445828473/reviews)** |
| Number of ratings | **181** | 71 |
| Positive reviews | 21.5% of reviews | **64.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 months |
| Monetization | **Free** | Paid |
| Size | 128 MB | 164 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Sleepon Technology Co., Ltd.](https://appshunter.io/developer/1385995936) | [StimScience](https://appshunter.io/developer/1575603571) |

## What reviewers say

### SleepOn

[App page](https://appshunter.io/ios/app/sleepon/id1385995937)

This system uses a smart ring and an app to monitor your sleep health. It collects biological data to screen for sleep issues and provides detailed reports. The app helps you track long-term sleep patterns and offers risk warnings for potential health concerns.

**Highlights:** Real-time heart rate and oxygen monitoring, Professional daily sleep reports, Sleep stages and AHI reporting, Sleep activity and debt tracking, Family and friends data sharing, Bluetooth connectivity and firmware updates

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Detailed sleep data
- 👍 Useful sleep tracking features
- 🔒 Secure and reliable
- 💡 Innovative sleep monitoring device

**What reviewers complain about**

- 🐛 Inaccurate sleep stage detection
- 🔋 Battery life issues
- 🔍 Poor customer support
- 🔍 Inconsistent data recording

**Reported bugs**

- App crashes after firmware updates
- Bluetooth connectivity problems
- Data sync failures

**Requested features**

- Multiple alarm options
- Improved data visualization
- Better integration with health apps


### Somnee

[App page](https://appshunter.io/ios/app/somnee/id6445828473)

This app works with a smart headband to improve sleep quality using personalized neurostimulation and EEG tracking. It provides detailed sleep reports and insights to help you sleep faster, longer, and deeper.

**Highlights:** Personalized sleep neurostimulation, Clinical-grade EEG sleep tracking, Detailed sleep performance reports, AI sleep coach, Phone-free session start, Comfortable, breathable headband design

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

**In-app purchases:** none

**What reviewers like**

- 👍 Helps fall asleep faster
- 👍 Improves deep sleep quality
- 👍 Customer service is responsive and helpful
- 👍 App is easy to use
- 👍 Device is comfortable to wear

**What reviewers complain about**

- 🐛 App is buggy and unreliable
- 🐛 Device can be inaccurate in tracking sleep
- 🐛 Headband falls off frequently
- 🐛 Subscription model is mandatory and costly
- 🐛 Customer service can be unhelpful or evasive

**Reported bugs**

- App malfunctions and prevents use
- Sleep reports are delayed or unavailable
- Device asks for reset in the middle of the night but won't restart
- App stops tracking sleep if woken up and button is pressed
- Device inaccurately registers sleep patterns (e.g., REM sleep)

**Requested features**

- Add more sleep tones or meditation sounds
- Provide a better tutorial on data interpretation
- Improve headband design for comfort
- Offer bulk electrode sales
- Provide warranty on the headband


## Frequently asked questions

### Is SleepOn free?

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

### Is Somnee free?

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

### Which has better reviews, SleepOn or Somnee?

Somnee is rated higher. SleepOn averages 3.0 out of 5 from 181 ratings, while Somnee averages 3.7 from 71 ratings.

### Do SleepOn or Somnee have ads?

Neither SleepOn nor Somnee shows ads.

### Which is updated more often, SleepOn or Somnee?

SleepOn ships an update every 9 days, and Somnee every 2 months. Most recently, SleepOn was updated on October 5, 2026 and Somnee on October 7, 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.*