# EarVision vs Slong

The clearest difference is rating: EarVision at 2.7 against Slong's 1.0. EarVision also leads on ratings volume (204 vs 1). On price, update cadence, 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.

EarVision holds the better App Store score, 2.7 against 1.0. That said, the two scores are not equally well evidenced: EarVision has 204 ratings behind it against 1, so its average is the more settled of the two.

EarVision ships an update monthly, Slong every 5 weeks. The most recent releases landed on September 27, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | EarVision | Slong |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (204 ratings)](https://appshunter.io/ios/app/earvision/id6452552789/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/slong/id6503198149/reviews) |
| Number of ratings | **204** | 1 |
| Positive reviews | 32.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 55 MB | 12 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [静 郭](https://appshunter.io/developer/1697780854) | [Shenzhen Shenglong Technology Co., Ltd](https://appshunter.io/developer/1748314415) |

## 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


### Slong

[App page](https://appshunter.io/ios/app/slong/id6503198149)

This utility app connects to a viewing device via Wi-Fi to display live macro lens images on your mobile screen. Capture photos and videos directly from the live preview and save them to your device's album. It offers screen rotation and multi-language support for a seamless user experience.

**Highlights:** Wi-Fi connection to viewing devices, Live macro lens image display, Photo and video capture, Save to device album, Screen rotation support, Multi-language environment

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EarVision free?

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

### Is Slong free?

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

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

EarVision is rated higher. EarVision averages 2.7 out of 5 from 204 ratings, while Slong averages 1.0 from 1 ratings.

### Do EarVision or Slong have ads?

Neither EarVision nor Slong shows ads.

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

EarVision ships an update monthly, and Slong every 5 weeks. Most recently, EarVision was updated on September 27, 2026 and Slong on September 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*