Fast RMX
Little Inferno
World of Goo
Human Resource machine
Pinball FX 3 (it is free to play, but the tables cost money)
Unepic
Shephy
Kamiko
Steam World Heist
(in parts I've played these games on different platforms, but still recommendable)
I haven't played yet but hope they're good: Thimbleweed Park, Battlechef Brigade, Cat Quest,Stardew Valley, Golf Story, Brawlout. Maybe other forum posters can say me if these are good or not.