VM201 vs GEST Service Call
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VM201
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This app allows you to control the Velleman VM201 Ethernet 8CH relay card from a remote location, via a wireless router. With this app you can: Press a button to turn a relay on or off Press a button to turn all relays off Monitor the status of each relay (on or off) Set a sleep timer for each relay (1s to 99h) Activate or deactivate the week program for each relay Monitor the status of the VM201 input
GEST Service Call
This app connects to a specialized service call button for luxury environments. It offers features like location identification, hardware monitoring, and easy WiFi integration. Designed for those who seek premium functionality and sophisticated design.
- Easy WiFi integration
- Location identification via iBeacon
- Hardware monitoring (battery, temp, connectivity)
- Wireless charging support
- Customizable design options
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GEST, The Ingenious Service Call. A unique Service Call System created for those who demand nothing but the very best. The supplementary GEST Service App has been especially designed to interact with the GEST Service Call Button. Unique features of the GEST Service App: - Easy integration. Simply connect to your WiFi. - Sophisticated design. Use of a unique touch glass and the finest materials. - Customizability. Endless options to include logos or engravings. - Location aware. iBeacon technologies identify exactly where the button is located. - Hardware monitoring. Battery status, temperature and connectivity of the button can be found in the application. - Wireless Charging using the Qi protocol. For more information or questions, please contact us: T: +31 10 8200 252 E: info@my-gest.com W: www.my-gest.com GEST is a YachtCloud product, made in Holland.
Screenshots
Verdict
The clearest difference is update cadence: GEST Service Call at monthly against VM201's every 14 months. GEST Service Call also leads on device support (4 vs 2). VM201's advantage is iOS requirement (8.1 vs 14.0). On price, ads and in-app purchases 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.
VM201 ships an update every 14 months, GEST Service Call monthly. The most recent releases landed on October 26, 2026 and October 10, 2026 respectively.
| Parameter | VM201 | GEST Service Call |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 14 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 8.1 — better | 14.0 |
| Further details — not scored | ||
| Size | 2 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | Velleman nv | Yachtcloud |
In-app purchases
VM201
No in-app purchases
GEST Service Call
No in-app purchases
Questions
Is VM201 free?
Is GEST Service Call free?
Do VM201 or GEST Service Call have ads?
Which is updated more often, VM201 or GEST Service Call?
Other comparisons
