# Proeye2 vs RK Link

The clearest difference is iOS requirement: RK Link at 13.0 against Proeye2's 15.6. On price, rating, 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.

On the App Store both sit at effectively the same score — 5.0 for Proeye2 against 5.0 for RK Link. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on July 27, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Proeye2 | RK Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/proeye2/id1035496899/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/rk-link/id1422964820/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 23.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free | Free |
| Size | 19 MB | 16 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AN SEOUNG WAN](https://appshunter.io/developer/387838377) | [理研計器株式会社](https://appshunter.io/developer/1422964819) |

## What reviewers say

### Proeye2

[App page](https://appshunter.io/ios/app/proeye2/id1035496899)

Access and manage your DVR system remotely. View live feeds or playback recorded footage, and easily add, delete, or modify DVR configurations. This application provides comprehensive control over your surveillance system.

**Highlights:** DVR add/delete/modify, Live feed viewing, Playback recorded footage, Remote setup capabilities

**Features:** macOS Compatibility

**In-app purchases:** none


### RK Link

[App page](https://appshunter.io/ios/app/rk-link/id1422964820)

Connect a portable gas monitor to your smartphone via Bluetooth to receive real-time alerts for gas, man-down, and panic alarms. Automatically send emergency emails with location data to up to 100 registered destinations. View gas concentrations and adjust device settings remotely.

**Highlights:** Real-time alarm alerts (gas, man-down, panic), Automatic emergency email notifications, GPS location data in alerts, Gas concentration display, Remote device setting changes, Up to 100 email destinations

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

**In-app purchases:** none


## Frequently asked questions

### Is Proeye2 free?

Proeye2 is free to download, with no in-app purchases.

### Is RK Link free?

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

### Which has better reviews, Proeye2 or RK Link?

Proeye2 and RK Link are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Proeye2 or RK Link have ads?

Neither Proeye2 nor RK Link shows ads.

### Which is updated more often, Proeye2 or RK Link?

Proeye2 ships an update every 4 months, and RK Link every 4 months. Most recently, Proeye2 was updated on July 27, 2026 and RK Link on September 14, 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.*