Games like Only Way is Down
Games like Only Way is Down include Celeste, Chained Together, Hollow Knight, Only Climb: Better Together, and Jump King. We matched them by the tags players give Only Way is Down on Steam (Cats, Difficult, Precision Platformer, Adventure, and Platformer): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Difficult · Precision Platformer · Platformer

Chained Together
Shared: Adventure · Platformer · Casual

Hollow Knight
Shared: Difficult · Platformer · Adventure

Only Climb: Better Together
Shared: Precision Platformer · Difficult · Platformer

Jump King
Shared: Difficult · Precision Platformer · Adventure

Get To Work
Shared: Difficult · Adventure · Precision Platformer

Geometry Dash
Shared: Difficult · Precision Platformer · Platformer

A Difficult Game About Climbing
Shared: Difficult · Adventure · Precision Platformer

Pogostuck: Rage With Your Friends
Shared: Difficult · Precision Platformer · Platformer

Nine Sols
Shared: Difficult · Platformer · Action

Super Meat Boy
Shared: Precision Platformer · Difficult · Platformer

I wanna be the Creator
Shared: Action · Platformer · Adventure

Hollow Knight: Silksong
Shared: Difficult · Platformer · Adventure

Crash Bandicoot™ 4: It’s About Time
Shared: Difficult · Action · Platformer

Kao the Kangaroo: Round 2 (2003 re-release)
Shared: Adventure · Action · 3D Platformer

Crash Bandicoot™ N. Sane Trilogy
Shared: Difficult · Platformer · 3D Platformer

The End Is Nigh
Shared: Precision Platformer · Difficult · Platformer

Hot Lava
Shared: Precision Platformer · 3D Platformer · Difficult

Toree 2
Shared: Adventure · Action · Platformer

Getting Over It with Bennett Foddy
Shared: Difficult · Platformer · Casual

Nyan Cat: Lost In Space
Shared: Cats · Adventure · Platformer

Sonic Frontiers
Shared: Adventure · 3D Platformer · Action

I Am Bread
Shared: Difficult · Adventure · 3D Platformer

Neon White
Shared: 3D Platformer · Platformer · Action