Games like Square Inertia
Games like Square Inertia include Super Meat Boy, Celeste, VVVVVV, Downwell, and Pizza Tower. We matched them by the tags players give Square Inertia on Steam (Precision Platformer, Difficult, Fast-Paced, Pixel Graphics, and Score Attack): closest matches first, and among equally close ones the better-known games.
Super Meat Boy
Shared: Precision Platformer · Difficult · Platformer
Celeste
Shared: Precision Platformer · Difficult · Pixel Graphics
VVVVVV
Shared: Precision Platformer · Pixel Graphics · Difficult
Downwell
Shared: Precision Platformer · Pixel Graphics · Difficult
Pizza Tower
Shared: Fast-Paced · 2D Platformer · Pixel Graphics
Katana ZERO
Shared: Pixel Graphics · Platformer · 2D Platformer
SANABI
Shared: Pixel Graphics · 2D Platformer · Difficult
Geometry Dash
Shared: Difficult · Precision Platformer · Platformer
Jump King
Shared: Difficult · Precision Platformer · Pixel Graphics
Gravity Circuit
Shared: Pixel Graphics · Platformer · Fast-Paced
Bzzzt
Shared: Precision Platformer · Pixel Graphics · Score Attack
Shovel Knight: Treasure Trove
Shared: Pixel Graphics · Platformer · Difficult
Ambidextro
Shared: Precision Platformer · Pixel Graphics · 2D Platformer
Skul: The Hero Slayer
Shared: Pixel Graphics · Difficult · Platformer
Electronic Super Joy
Shared: Difficult · Platformer · Precision Platformer
Momodora: Reverie Under The Moonlight
Shared: Pixel Graphics · 2D Platformer · Side Scroller
Hotline Miami 2: Wrong Number
Shared: Pixel Graphics · Fast-Paced · Difficult
Super Hexagon
Shared: Difficult · Fast-Paced · Score Attack
Rain World
Shared: Difficult · Pixel Graphics · Platformer
The End Is Nigh
Shared: Precision Platformer · Difficult · Platformer
The Messenger
Shared: Pixel Graphics · Platformer · 2D Platformer
Sonic Mania
Shared: Pixel Graphics · Fast-Paced · Platformer
NINJA GAIDEN: Ragebound
Shared: Pixel Graphics · 2D Platformer · Platformer
Dungeon Escape
Shared: Precision Platformer · Difficult · 2D Platformer