# Eight Sleep vs Sleep Tracker

The clearest difference is ads: Eight Sleep at none against Sleep Tracker's shown. Eight Sleep also leads on update cadence (every 4 days vs fortnightly). Sleep Tracker's advantage is review sentiment (49% vs 27%) and iOS requirement (15.0 vs 17.0). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Eight Sleep sells 4 in-app purchases, starting at $10.00 per month and Sleep Tracker sells 16 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Eight Sleep against 4.8 for Sleep Tracker. Both are backed by a comparable volume of ratings — 17K and 7.9K respectively. Written reviews are what separate them: 27% of Eight Sleep's written reviews are positive against 49% of Sleep Tracker's.

Eight Sleep ships an update every 4 days, Sleep Tracker fortnightly. The most recent releases landed on September 23, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Eight Sleep | Sleep Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (17K ratings)](https://appshunter.io/ios/app/eight-sleep/id1086913845/reviews) | [4.8 (7.9K ratings)](https://appshunter.io/ios/app/sleep-tracker-recorder-sound/id1551928101/reviews) |
| Number of ratings | **17K** | 7.9K |
| Positive reviews | 27.4% of reviews | **49.3% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 245 MB | 205 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPod, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [Eight Sleep, Inc](https://appshunter.io/developer/1105586839) | [Leap Health](https://appshunter.io/developer/1687598595) |

## What reviewers say

### Eight Sleep

[App page](https://appshunter.io/ios/app/eight-sleep/id1086913845)

This intelligent sleep system actively manages your sleep environment by adjusting temperature and elevation. It tracks detailed sleep metrics and provides personalized insights to help you wake up feeling refreshed. The system supports individual sleep profiles for multiple users.

**Highlights:** Personalized temperature control, Automatic elevation adjustments, Sleep stage tracking, Heart rate and HRV monitoring, Snoring detection, Gentle wake-up alarms, Dual sleep profiles

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 8+ Standard (Monthly) | $10.00 | per month |
| 8+ Pro (Monthly) | $18.99 | per month |
| 8+ Standard (Annual) | $96.00 | per year |
| 8+ Pro (Annual) | $179.99 | per year |

**What reviewers like**

- 🚀 Amazing sleep quality
- 🌡️ Effective temperature control
- 📊 Detailed sleep tracking
- 🤖 Helpful AI features
- 🏆 Great customer service

**What reviewers complain about**

- 🐛 Buggy app with frequent crashes
- 🔌 Requires constant internet connection
- 🕰️ Alarm and temperature controls not intuitive
- 🔄 Inconsistent sleep data and metrics
- 💰 Expensive with mandatory subscription

**Reported bugs**

- App freezes and loses connection to pod
- Alarms not working or turning off properly
- Temperature settings not saving or resetting
- Sleep data not syncing or displaying accurately
- Frequent app crashes and performance issues

**Requested features**

- Apple Watch app integration
- Offline temperature/alarm controls
- Customizable sleep tracking and insights
- Improved alarm snooze/dismiss functionality
- Nap mode and more sleep schedule flexibility


### Sleep Tracker

[App page](https://appshunter.io/ios/app/sleep-tracker-recorder-sound/id1551928101)

This intelligent sleep assistant helps you understand your sleep patterns with detailed analysis and recordings of snoring or sleep talking. It offers a library of relaxation tools, including meditation and sleep stories, to improve sleep quality and features a smart alarm to help you wake up refreshed.

**Highlights:** Sleep cycle analysis, Snore and sleep talk recording, Meditation and sleep stories, Soothing sounds and white noise, Smart alarm clock, Sleep notes and mood logging, Apple Health sync

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $4.99 | per month |
| Quarterly Premium | $9.99 | per 3 months |
| Annual Purchase | $9.99 | per year |
| Monthly Premium | $9.99 | per month |
| Annual Purchase | $11.99 | per year |
| Monthly Premium | $12.49 | per month |
| Annual Purchase | $14.99 | per year |
| Monthly Premium | $14.99 | per month |
| Annual Purchase | $17.99 | per year |
| Premium Yearly | $19.99 | per year |
| Annual Purchase | $19.99 | per year |
| Quarterly Premium | $19.99 | per 3 months |
| Annual Purchase | $23.99 | per year |
| Annual Purchase | $29.99 | per year |
| Annual Purchase | $39.99 | per year |
| Annual Purchase | $39.99 | per year |

**What reviewers like**

- 🚀 Works now and user loves it
- 👍 Great app, fully genuine sleep tracker
- 👍 Helps user sleep better
- 👍 Gives insight into sleep quality
- 👍 Accurate most of the time

**What reviewers complain about**

- 🐛 Inaccurate, doesn't record wake-ups
- 🔋 Drains phone battery
- 💰 Too many features locked behind paywall
- 🐛 Recordings are just static
- 🐛 Doesn't always record sleep accurately

**Reported bugs**

- Recordings only allow 3 free clips
- Doesn't record wake-ups and movements accurately
- Alarm doesn't always work
- Charges during free trial period

**Requested features**

- Ability to filter out white noise and record actual sleep-talk/snoring
- Option to disable bedtime feature for shift workers
- Integration with smart home devices to adjust sleep environment
- Social sleep challenges with friends
- Personalized sleep coaching


## Frequently asked questions

### Is Eight Sleep free?

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

### Is Sleep Tracker free?

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

### Which has better reviews, Eight Sleep or Sleep Tracker?

Eight Sleep and Sleep Tracker are both rated 4.8 out of 5 on the App Store, from 17K and 7.9K ratings respectively.

### Do Eight Sleep or Sleep Tracker have ads?

Sleep Tracker shows ads; Eight Sleep does not.

### Which is updated more often, Eight Sleep or Sleep Tracker?

Eight Sleep ships an update every 4 days, and Sleep Tracker fortnightly. Most recently, Eight Sleep was updated on September 23, 2026 and Sleep Tracker on September 24, 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.*