Games like Geometry Guardian
Games like Geometry Guardian include Vampire Survivors, Zup! S, DAVE THE DIVER, Hook, and Unpacking. We matched them by the tags players give Geometry Guardian on Steam (Casual, Relaxing, Minimalist, Bullet Hell, and Singleplayer): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Bullet Hell · Pixel Graphics · Casual

Zup! S
Shared: Casual · Relaxing · Minimalist

DAVE THE DIVER
Shared: Casual · Relaxing · Pixel Graphics

Hook
Shared: Casual · Relaxing · Minimalist

Unpacking
Shared: Relaxing · Casual · Pixel Graphics

Zup!
Shared: Casual · Relaxing · Minimalist

Plants vs. Zombies GOTY Edition
Shared: Casual · Tower Defense · Singleplayer

Zup! F
Shared: Casual · Relaxing · Minimalist

Zup! X
Shared: Casual · Relaxing · Minimalist

Zup! 2
Shared: Casual · Relaxing · Minimalist

Stardew Valley
Shared: Relaxing · Pixel Graphics · Casual

klocki
Shared: Relaxing · Casual · Minimalist

Hexcells
Shared: Casual · Minimalist · Singleplayer

Zup! 3
Shared: Casual · Relaxing · Minimalist

Hexcells Infinite
Shared: Casual · Minimalist · Relaxing

Zup! 6
Shared: Casual · Relaxing · Minimalist

Bloons TD 6
Shared: Tower Defense · Singleplayer · Casual

Zup! 5
Shared: Casual · Relaxing · Minimalist

Mini Metro
Shared: Minimalist · Casual · Singleplayer

Mini Motorways
Shared: Casual · Minimalist · Relaxing

Zup! 8
Shared: Casual · Relaxing · Minimalist

Zup! XS
Shared: Casual · Relaxing · Singleplayer

Baba Is You
Shared: Singleplayer · Pixel Graphics · Indie

Oik 2
Shared: Casual · Minimalist · Singleplayer