GSM vs Ridder SmartDrive
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GSM
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CONTA-CLIP‘s smartphone app for the GSM-PRO2 SMS relay provides a simple and fast solution to monitor and control one or more modules in the field. The app shows the status of all inputs and outputs of all connected GSM-PRO2 modules. Switch on your heater, fan or water pump simply by clicking a button. The app buttons provide intuitive control. In combination with de GSM-PRO-GPS this app even shows very simple and clear the exact position of your device in the field. This app offers you monitoring and control of multiple GSM-PRO2 modules in the field without knowing specific GSM-PRO SMS instructions.
Ridder SmartDrive
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Configure and control your Ridder SmartDrive, over BLE with this app. Greatly reduce the time spent configuring your drive systems and inspect problems standing on the ground floor.
Screenshots
Verdict
The clearest difference is update cadence: GSM at every 4 months against Ridder SmartDrive's every 24 months. GSM also leads on iOS requirement (9.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
GSM ships an update every 4 months, Ridder SmartDrive every 24 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.
| Parameter | GSM | Ridder SmartDrive |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months — better | Every 24 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 9.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 7 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | CONTA-CLIP Verbindungstechnik GmbH | Ridder Growing Solutions Holding B.V. |
In-app purchases
GSM
No in-app purchases
Ridder SmartDrive
No in-app purchases
