# CRD ONE vs BSS Mobile Pro

The clearest difference is update cadence: CRD ONE at every 9 months against BSS Mobile Pro's every 25 months. BSS Mobile Pro's advantage is iOS requirement (8.0 vs 11.0). 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.

CRD ONE ships an update every 9 months, BSS Mobile Pro every 25 months. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | CRD ONE | BSS Mobile Pro |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 25 months |
| Monetization | Free | — |
| Size | 8 MB | 106 MB |
| Requires iOS | 11.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [CARDIN ELETTRONICA S.p.A.](https://appshunter.io/developer/965252906) | [青 林](https://appshunter.io/developer/1219887600) |

## What reviewers say

### CRD ONE

[App page](https://appshunter.io/ios/app/crd-one/id965252907)

Control and monitor your Cardin security and automation systems remotely. Activate receiver outputs, check input statuses, and send commands to PRO and TRADE ECUs. Monitor command and security devices for PRO ECUs.

**Highlights:** Activate 3G/WF receiver outputs, Monitor input status (open/closed), Send commands to PRO and TRADE ECUs, Monitor command and security devices (PRO ECUs)

**Features:** macOS Compatibility

**In-app purchases:** none


### BSS Mobile Pro

[App page](https://appshunter.io/ios/app/bss-mobile-pro/id6449414122)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CRD ONE free?

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

### Is BSS Mobile Pro free?

BSS Mobile Pro is free to download, with no in-app purchases.

### Do CRD ONE or BSS Mobile Pro have ads?

Neither CRD ONE nor BSS Mobile Pro shows ads.

### Which is updated more often, CRD ONE or BSS Mobile Pro?

CRD ONE ships an update every 9 months, and BSS Mobile Pro every 25 months. Most recently, CRD ONE was updated on October 6, 2026 and BSS Mobile Pro on October 5, 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.*