GOG.com is operated by GOG Limited. It was formerly known as Good Old Games. GOG.com is a Cypriot digital platform for video games and movies. These movies and games can be downloaded and purchased online.
Install and auto-update
You can install the game with just one click, and you do not have to install a special client to run games or download. The game will always be updated with new features automatically, but if you do not want to update your game, then you can choose to stop the automatic updates.
You will never lose your game progress because the game will be saved in the cloud automatically and will stay synced with all of your devices.
The games installed from this platform do not need an internet connection to run. You can even play offline, and the game will still be backed up.
Rollback the updates
If you do not like the new game update, then you can choose to restore your prior update.