GDMS vs Karel IPX
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GDMS
This app offers centralized, secure management for Grandstream audio/video products. Administrators can easily add devices by scanning codes, configure accounts, upgrade firmware, and receive real-time alerts about device status.
- Scan code to add devices
- Configure accounts
- Upgrade device firmware
- Remote device start
- Real-time device monitoring
- Push alert messages
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GDMS mobile application provides centralized, secure and zero-operation management methods and solutions for Grandstream audio/video products users. The device administrators can work on mobile devices by scanning the codes to add devices, configure accounts/upgrade devices firmware quickly, and the alert messages can be pushed to mobile client. Including: 1. Scan code to add device: Support to scan the barcodes of a batch of devices to add the devices to GDMS platform. 2. Manage device: Support to configure accounts for devices, upgrade devices firmware, and start the devices remotely. 3. Monitor device in real-time: Push the device registration, abnormal status, alert messages to mobile management client.
Karel IPX
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emel Yetkinlikler Wi-Fi veya mobil veri ağlarınız üzerinden kurumsal VoIP aramaları yapar. Kişisel cep telefonu numaranızı gizleyerek kurumsal kimliğinizi korur. Kurumsal rehber ile entegre çalışır; kişi arama ve görsel durum göstergesi (uygun/meşgul/müsait değil) sunar. Çağrı Aktarma, Çağrı Yönlendirme, Çağrı Bekletme, Rahatsız Etmeyin (DND), Zil Zaman Aşımı gibi PBX özelliklerini yapılandırabilirsiniz. Gelen çağrılar için enerji tasarrufu sağlayan anlık bildirim (Push Notification) desteği ile her zaman bağlantıda kalın. Öne Çıkan Özellikler Çağrı Yönlendirme Çağrı Geçmişi Arama Rotası Seçimi Çağrı Aktarma Çağrı Bekletme Kişi Yönetimi Kurumsal Rehber Rahatsız Etmeyin (DND) Dahili Durum Bilgisi Beklet & Devam Ettir Telefon Rehberi ile Entegrasyon Tek Tuşla Kayıt Dış Hat Seçimi Anlık Bildirim (Push Notification) Zil Stratejisi Seçimi Hızlı Arama / Favoriler Sesli Mesaj (Voicemail)
Screenshots
Verdict
The clearest difference is iOS requirement: GDMS at 13.0 against Karel IPX's 15. On price, update cadence, 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.
Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | GDMS | Karel IPX |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (7 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15 |
| Further details — not scored | ||
| Size | 15 MB | 57 MB |
| Age rating | 4+ | 4+ |
| Developer | Grandstream | Karel Elektronik Sanayi Ve Ticaret A.S. |
In-app purchases
GDMS
No in-app purchases
Karel IPX
No in-app purchases
