# RControl Admin vs Blue Sentry

The clearest difference is update cadence: RControl Admin at every 2 months against Blue Sentry's every 23 months. Blue Sentry's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

RControl Admin ships an update every 2 months, Blue Sentry every 23 months. The most recent releases landed on September 26, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | RControl Admin | Blue Sentry |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/rcontrol-admin/id1037832836/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 23 months |
| Monetization | Free | — |
| Size | 12 MB | 33 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [M2M Services Ltd](https://appshunter.io/developer/888212026) | [Elbis](https://appshunter.io/developer/1455228882) |

## What reviewers say

### RControl Admin

[App page](https://appshunter.io/ios/app/rcontrol-admin/id1037832836)

Remotely manage and configure M2M devices, including notification settings and feature enablement. Access 12 months of event history and monitor real-time device status like signal strength and input voltage. Manage multiple devices from a single account.

**Highlights:** Remote device configuration, Notification management, Feature enablement/disablement, 12-month event history, Real-time device status monitoring, Multi-device management

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

**In-app purchases:** none


### Blue Sentry

[App page](https://appshunter.io/ios/app/blue-sentry/id1599079697)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RControl Admin free?

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

### Is Blue Sentry free?

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

### Do RControl Admin or Blue Sentry have ads?

Neither RControl Admin nor Blue Sentry shows ads.

### Which is updated more often, RControl Admin or Blue Sentry?

RControl Admin ships an update every 2 months, and Blue Sentry every 23 months. Most recently, RControl Admin was updated on September 26, 2026 and Blue Sentry on October 7, 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.*