# EarVision vs Kstert

The clearest difference is ratings volume: EarVision at 204 against Kstert's 36. Kstert's advantage is iOS requirement (12.0 vs 14.0). On price, rating, review sentiment 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.

Kstert holds the better App Store score, 2.9 against 2.7. That said, the two scores are not equally well evidenced: EarVision has 204 ratings behind it against 36, so its average is the more settled of the two. Written reviews point the same way: 33% of EarVision's written reviews are positive against 37% of Kstert's.

EarVision ships an update monthly, Kstert every 3 weeks. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | EarVision | Kstert |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (204 ratings)](https://appshunter.io/ios/app/earvision/id6452552789/reviews) | **[2.9 (36 ratings)](https://appshunter.io/ios/app/kstert/id6476297297/reviews)** |
| Number of ratings | **204** | 36 |
| Positive reviews | 32.7% of reviews | **36.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 55 MB | 105 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [静 郭](https://appshunter.io/developer/1697780854) | [Shenzhen Aierweile Electronics Co., Ltd](https://appshunter.io/developer/1777735349) |

## What reviewers say

### EarVision

[App page](https://appshunter.io/ios/app/earvision/id6452552789)

View live camera feeds from WIFI transmission devices directly on your mobile phone. Simply set up the WIFI connection for your device to access the camera images remotely.

**Highlights:** View camera images, WIFI transmission device compatible, Remote viewing, Mobile phone integration

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 📷 High-quality camera with clear image
- ⚡ Quick and easy setup process
- 👍 User-friendly app interface
- ⚠️ Safety warning for eardrum protection
- 💰 Affordable price point

**What reviewers complain about**

- 🔌 Frequent connection and disconnection issues
- 📡 Requires WiFi connection in addition to Bluetooth
- 🔒 Excessive permission requests (location, device access)
- ⏱️ Poor battery life
- 🐛 Camera stops working after initial use

**Reported bugs**

- Camera feed stops displaying after brief use
- White screen on app launch
- WiFi connection failures and password prompts
- Bluetooth pairing issues
- App freezes during setup

**Requested features**

- Direct Bluetooth connection without WiFi requirement
- Persistent connection that doesn't require reconnection
- Better documentation and setup instructions
- Reduced permission requirements
- Android compatibility improvements


### Kstert

[App page](https://appshunter.io/ios/app/kstert/id6476297297)

Control Bluetooth devices and connect with friends through integrated social features. Discover new and exciting ways to interact with your devices and community.

**Highlights:** Bluetooth device control, Integrated social features, Discover new gameplay, Connect with friends

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EarVision free?

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

### Is Kstert free?

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

### Which has better reviews, EarVision or Kstert?

Kstert is rated higher. EarVision averages 2.7 out of 5 from 204 ratings, while Kstert averages 2.9 from 36 ratings.

### Do EarVision or Kstert have ads?

Neither EarVision nor Kstert shows ads.

### Which is updated more often, EarVision or Kstert?

EarVision ships an update monthly, and Kstert every 3 weeks. Most recently, EarVision was updated on October 14, 2026 and Kstert on October 9, 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.*