# Secusystem vs RB Link

The clearest difference is iOS requirement: RB Link at 13.0 against Secusystem'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.

Secusystem ships an update every 6 weeks, RB Link every 2 months. The most recent releases landed on September 15, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Secusystem | RB Link |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/rb-link/id6471579253/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 114 MB | 126 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [China Security & Fire IOT Sensing Co., Ltd.](https://appshunter.io/developer/914724038) | [Dusun Electron Co., Ltd](https://appshunter.io/developer/1272174520) |

## What reviewers say

### Secusystem

[App page](https://appshunter.io/ios/app/secusystem/id6447154033)

**Features:** macOS Compatibility

**In-app purchases:** none


### RB Link

[App page](https://appshunter.io/ios/app/rb-link/id6471579253)

Control your smart home security system remotely. Arm, disarm, and receive instant notifications for peace of mind. Manage home automation and share access with family members.

**Highlights:** Arm and disarm security system, Instant alarm notifications, Manage home automation, Share system access with family, Intuitive interface design

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

**In-app purchases:** none


## Frequently asked questions

### Is Secusystem free?

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

### Is RB Link free?

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

### Do Secusystem or RB Link have ads?

Neither Secusystem nor RB Link shows ads.

### Which is updated more often, Secusystem or RB Link?

Secusystem ships an update every 6 weeks, and RB Link every 2 months. Most recently, Secusystem was updated on September 15, 2026 and RB Link on September 13, 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.*