Howdy pardners, this is a cheeky self-plug for !freegames@feddit.uk, a community I’ve created to post limited-time full-game free giveaways. It’s been going a month or two and I’m already claiming games faster than I can play them, so come and join me and make your what-game-to-play choice paralysis worse!
According to the game pages themselves:
I’ve not tried cancelling myself, but a quick web search for other people asking this question says yes you do keep them!