Gcamator - Applicaton wich can scans your device and chooses correct version of Google Camera(GCam).
There is a Database of Google Cameras for different devices.
Root Permission is not necessary for some devices.

Database will be updated systematically.

If you couldn't find Google Camera for your devicesubscribe notification.
App developer will have received your device data like ManufacturerDevice Model and Android Version and it will be added a few hours later.
You will get notification about it