User is able to use Goolink App to monitor HDVR-435/HDVR-1635.
https://play.google.com/store/search?q=Goolink&c=apps
https://apps.apple.com/us/app/goolink/id622521579
The Goolink setting steps follow below:
1. Install Goolink App
2. Add New Device
3. Select “Already connected to the network”
4. Input required information (Device Name, GID, Password, Channel No.) and then save configuration
Note: In the Web UI of HDVR, Go to “Main Config”Ò”System”Ò”NetService”Ò”Cloud” to find the Device ID (GID).