# PowerDot vs Eight Sleep

The clearest difference is in-app purchases: PowerDot at none against Eight Sleep's 4. PowerDot also leads on review sentiment (46% vs 27%) and iOS requirement (12.0 vs 17.0). Eight Sleep's advantage is update cadence (every 4 days vs every 2 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Eight Sleep sells 4 in-app purchases, starting at $10.00 per month. PowerDot asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for PowerDot against 4.8 for Eight Sleep. Both are backed by a comparable volume of ratings — 33K and 17K respectively. Written reviews are what separate them: 46% of PowerDot's written reviews are positive against 27% of Eight Sleep's.

PowerDot ships an update every 2 months, Eight Sleep every 4 days. Both last shipped on September 26, 2026.

## The numbers

| Metric | PowerDot | Eight Sleep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (33K ratings)](https://appshunter.io/ios/app/powerdot/id957786884/reviews)** | [4.8 (17K ratings)](https://appshunter.io/ios/app/eight-sleep/id1086913845/reviews) |
| Number of ratings | **33K** | 17K |
| Positive reviews | **45.5% of reviews** | 27.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 159 MB | 245 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Therabody, Inc.](https://appshunter.io/developer/1437768506) | [Eight Sleep, Inc](https://appshunter.io/developer/1105586839) |

## What reviewers say

### PowerDot

[App page](https://appshunter.io/ios/app/powerdot/id957786884)

This app guides users through muscle stimulation sessions using a connected wearable device. It intelligently adjusts intensity, duration, and pad placement based on fatigue and activity levels for safe and effective muscle re-education and recovery.

**Highlights:** Smart muscle stimulation guidance, Personalized intensity and duration, Intelligent pad placement suggestions, Fatigue and activity level analysis, Muscle re-education programs, Body recharge and recovery

**In-app purchases:** none

**What reviewers like**

- 💪 Great recovery tool
- 🤖 Excellent app and device
- 🏥 Helpful for pain relief and muscle stimulation
- 🏃‍♀️ Beneficial for athletes and active individuals

**What reviewers complain about**

- 🔌 Bluetooth connectivity issues
- 🚫 App not functioning properly
- 💰 Expensive device with pricey replacement pads
- 📱 Overly complex app with poor user experience

**Reported bugs**

- Frequent disconnections between device and app
- Intensity level changes not registering properly
- Login and account issues preventing app usage
- App compatibility problems with newer iOS versions

**Requested features**

- Ability to manually control stimulation settings
- Improved pad placement guidance with illustrations
- Apple Watch app for better on-the-go control
- More recovery-focused programs and routines


### 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


## Frequently asked questions

### Is PowerDot free?

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

### Is Eight Sleep free?

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

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

PowerDot is rated higher. PowerDot averages 4.9 out of 5 from 33K ratings, while Eight Sleep averages 4.8 from 17K ratings.

### Do PowerDot or Eight Sleep have ads?

Neither PowerDot nor Eight Sleep shows ads.

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

PowerDot ships an update every 2 months, and Eight Sleep every 4 days. Most recently, PowerDot was updated on September 26, 2026 and Eight Sleep on September 26, 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.*