Random assortment of games that I particularly enjoy and would endorse
Seedship
A fun (and free game) where you are an AI exploring space trying to find the new home for the 1000 remaining survivors of the human race stored onboard.
Link: https://philome.la/johnayliff/seedship/play/index.html
Garticphone
Urban dead
Robot Odyssey
skribl.io
Trickster cards
Codenames
Mario Cart Tour
Track your coverage gaps with: https://www.mkttoolbox.com/login/?ret_url=%2F
Semantle
Knucklebones
Sky Children of Light
Home Quest
Hungry Shark
Mine Sweeper
Neko Atsune
Nora’s Dream
SpaceFlight Simulator
Wordle
Space Team
One Night Werewolf
Royal Game of Ur
BoardGameArena
Jackbox Games
Wiki race
Longwave (Wavelength)
Neopets
Kingdom of Loathing
Connections
twitch.io
<twitch.io> has a bunch of fun games (not just for phones). This is where the indie game scene is.
For example: https://william-rous.itch.io/type-help and the gradual hints in https://dfabulich.github.io/type-help-hints.html