# Cooleer vs Xiao

The clearest difference is rating: Xiao at 2.1 against Cooleer's 1.8. Xiao also leads on iOS requirement (12 vs 15.0). On price, review sentiment, ratings volume and update cadence there is nothing between them.

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

Xiao holds the better App Store score, 2.1 against 1.8. Both are backed by a comparable volume of ratings — 135 and 137 respectively. Written reviews point the same way: 16% of Cooleer's written reviews are positive against 22% of Xiao's.

Cooleer ships an update monthly, Xiao every 5 weeks. The most recent releases landed on October 14, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Cooleer | Xiao |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (135 ratings)](https://appshunter.io/ios/app/cooleer/id1538276556/reviews) | **[2.1 (137 ratings)](https://appshunter.io/ios/app/xiao-e/id1542174595/reviews)** |
| Number of ratings | 135 | **137** |
| Positive reviews | 15.6% of reviews | **22.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 64 MB | 79 MB |
| Requires iOS | 15.0 | **12** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [shenzhen cooingdv technology co.,ltd.](https://appshunter.io/developer/1255741645) | [文平 刘](https://appshunter.io/developer/1521439717) |

## What reviewers say

### Cooleer

[App page](https://appshunter.io/ios/app/cooleer/id1538276556)

View real-time macro images from connected devices like blackhead removers and ear scoops on your mobile. Capture photos and save videos with the ability to flip images.

**Highlights:** Real-time image display, Connects via WiFi, Photo capture, Video recording, Image flipping

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 📸 Clear camera image quality
- ⚡ Quick setup once connected
- 🎯 Effective ear cleaning results
- 💰 Good value for price
- 🔧 Works well when properly configured

**What reviewers complain about**

- 🔌 Persistent WiFi connection issues
- 😤 Confusing setup instructions
- 🔄 Frequent disconnections after initial connection
- ⚠️ Inconsistent performance across devices
- 🚫 Poor customer support

**Reported bugs**

- App fails to initialize device connection
- WiFi keeps disconnecting every few seconds
- Device shows connected but app says disconnected
- Camera image freezes during use
- App hangs and becomes unresponsive

**Requested features**

- Restore image auto-rotation stabilizer for better usability
- Fix camera rotation to keep device static while viewing
- Add troubleshooting guide within app
- Implement Bluetooth connection option
- Add offline mode functionality


### Xiao

[App page](https://appshunter.io/ios/app/xiao-e/id1542174595)

This utility app connects to ear-picking equipment via Wi-Fi to display a real-time view of the ear canal on your mobile device. It allows users to easily examine ear conditions, capture photos, and record videos for later comparison.

**Highlights:** Real-time ear canal imaging, Wi-Fi connectivity, Photo and video capture, Ear condition comparison, Ear canal examination tool

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

**In-app purchases:** none


## Frequently asked questions

### Is Cooleer free?

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

### Is Xiao free?

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

### Which has better reviews, Cooleer or Xiao?

Xiao is rated higher. Cooleer averages 1.8 out of 5 from 135 ratings, while Xiao averages 2.1 from 137 ratings.

### Do Cooleer or Xiao have ads?

Neither Cooleer nor Xiao shows ads.

### Which is updated more often, Cooleer or Xiao?

Cooleer ships an update monthly, and Xiao every 5 weeks. Most recently, Cooleer was updated on October 14, 2026 and Xiao on October 20, 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.*