If you like logic #puzzles I recommend "Loopy" from Simon Tatham's Puzzle Collection.
Also available on #fdroid https://f-droid.org/app/name.boyle.chris.sgtpuzzles
Originally called Slitherlink:
@hexmasteen Love this collection of puzzles :) Trying out, then figuring out and getting better at different kinds of games was a pretty unique experience, spent very many hours with these.
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