# PowerDot vs Ozlo Sleepbuds

The clearest difference is update cadence: Ozlo Sleepbuds at weekly against PowerDot's every 2 months. PowerDot's advantage is monetization model (free vs free with in-app purchases) and rating (4.9 vs 4.7). On price, review sentiment, 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.

PowerDot holds the better App Store score, 4.9 against 4.7. That said, the two scores are not equally well evidenced: PowerDot has 33K ratings behind it against 2.7K, so its average is the more settled of the two. Written reviews split almost evenly too, at 46% and 45% positive.

PowerDot ships an update every 2 months, Ozlo Sleepbuds weekly. Both last shipped on September 28, 2026.

## The numbers

| Metric | PowerDot | Ozlo Sleepbuds |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (33K ratings)](https://appshunter.io/ios/app/powerdot/id957786884/reviews)** | [4.7 (2.7K ratings)](https://appshunter.io/ios/app/ozlo-sleepbuds/id6447005546/reviews) |
| Number of ratings | **33K** | 2.7K |
| Positive reviews | **45.5% of reviews** | 44.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 159 MB | 268 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Therabody, Inc.](https://appshunter.io/developer/1437768506) | [Drowsy Digital Inc.](https://appshunter.io/developer/1679994355) |

## 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


### Ozlo Sleepbuds

[App page](https://appshunter.io/ios/app/ozlo-sleepbuds/id6447005546)

Tiny, ultra-comfy headphones designed for optimal sleep. They offer all-night battery, noise blocking, audio streaming, and biometric sensing. The companion app allows for personalized settings and sleep data reporting.

**Highlights:** Ultra-comfy, low-profile design, All-night battery life, Noise blocking sleep sounds, Stream any audio content, Personal in-ear alarm, Biometric sleep sensing, Phone-free operation

**In-app purchases:** none

**What reviewers like**

- 💤 Comfortable for side sleeping
- 🌙 Helps with sleep and tinnitus
- 🔕 Blocks out noise like snoring
- 🕰️ Alarm wakes user without disturbing partner
- 🔊 Good sound quality and variety of sleep sounds

**What reviewers complain about**

- 🔌 Battery life issues, drains quickly
- 📶 Bluetooth connectivity problems, frequent disconnections
- 🤖 Glitchy app with stability and UX problems
- 🔊 Limited volume control and sound options
- ⚠️ Mandatory updates cause disruptions

**Reported bugs**

- Earbuds not charging properly in case
- Sync issues between left and right earbuds
- App fails to connect or update firmware
- Sleep timer function is not working as expected

**Requested features**

- Allow custom sleep sounds and playlists
- Add phone-free mode to use without app
- Improve alarm features to work with phone alarms
- Expand sound library with more options like nature sounds


## Frequently asked questions

### Is PowerDot free?

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

### Is Ozlo Sleepbuds free?

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

### Which has better reviews, PowerDot or Ozlo Sleepbuds?

PowerDot is rated higher. PowerDot averages 4.9 out of 5 from 33K ratings, while Ozlo Sleepbuds averages 4.7 from 2.7K ratings.

### Do PowerDot or Ozlo Sleepbuds have ads?

Neither PowerDot nor Ozlo Sleepbuds shows ads.

### Which is updated more often, PowerDot or Ozlo Sleepbuds?

PowerDot ships an update every 2 months, and Ozlo Sleepbuds weekly. Most recently, PowerDot was updated on September 28, 2026 and Ozlo Sleepbuds on September 28, 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.*