# GOARC vs RK Link

The clearest difference is iOS requirement: RK Link at 13.0 against GOARC's 15.6. 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.

GOARC ships an update every 2 months, RK Link every 4 months. Both last shipped on November 2, 2026.

## The numbers

| Metric | GOARC | RK Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rk-link/id1422964820/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 26 MB | 16 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Go-Arc LTD.](https://appshunter.io/developer/466254618) | [理研計器株式会社](https://appshunter.io/developer/1422964819) |

## What reviewers say

### GOARC

[App page](https://appshunter.io/ios/app/goarc/id1195569309)

This enterprise solution connects best practices and organizational knowledge to enhance safety performance. It uses predictive analytics to prevent work accidents, saving lives and money while empowering compliance.

**Highlights:** Predictive analytics for accident prevention, Improves safety performance, Empowers compliance, Connects best practices and organizational know-how, Reduces risks for accidents

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

**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 GOARC free?

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

### Is RK Link free?

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

### Do GOARC or RK Link have ads?

Neither GOARC nor RK Link shows ads.

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

GOARC ships an update every 2 months, and RK Link every 4 months. Most recently, GOARC was updated on November 2, 2026 and RK Link on November 2, 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.*