But this article is about the GPG for Android app which lets you view your profile in games where you sign in through the Google Account. Google Play Games on Windows is not going away because it serves a different purpose.
I am currently using the Fossil Gen 6 Hybrids and I love them! They are currently working fine, and I would like to have the new Pebble in the future. However, I don't like the square design - I would much rather have something like Pebble Time Round 2.
You can use an open source app like Gadgetbridge to connect it to your phone without any online services - if this is what you ask for. The only online service is the app store - which you don't have to use (you can locally upload any app you want).
But this article is about the GPG for Android app which lets you view your profile in games where you sign in through the Google Account. Google Play Games on Windows is not going away because it serves a different purpose.