Games like CatClimber
Games like CatClimber include Banana, Pizza Tower, Rogue Legacy 2, Thank Goodness You're Here!, and BEEP. We matched them by the tags players give CatClimber on Steam (Adventure, Casual, Indie, 2D Platformer, and Arcade): closest matches first, and among equally close ones the better-known games.

Banana
Shared: Casual · Singleplayer · Family Friendly

Pizza Tower
Shared: 2D Platformer · Indie · Cartoony

Rogue Legacy 2
Shared: Arcade · Indie · Adventure

Thank Goodness You're Here!
Shared: Adventure · Casual · 2D Platformer

BEEP
Shared: Adventure · Indie · Platformer

Celeste
Shared: Indie · 2D Platformer · Platformer

Laughing to Die
Shared: Adventure · Casual · 2D Platformer

Pikuniku
Shared: Adventure · Indie · Casual

Oozi: Earth Adventure
Shared: 2D Platformer · Indie · Casual

Sonic Origins
Shared: Adventure · 2D Platformer · Casual

Hollow Knight
Shared: Platformer · Indie · Adventure

Exit the Gungeon
Shared: Indie · Adventure · Arcade

SANABI
Shared: Adventure · 2D Platformer · Indie

Hollow Knight: Silksong
Shared: Indie · Adventure · Platformer

Downwell
Shared: Indie · Arcade · 2D Platformer

Florence
Shared: Casual · Adventure · Indie

To The Core
Shared: Casual · Adventure · Arcade

That's not my Neighbor
Shared: Adventure · Casual · Indie

FEZ
Shared: Indie · Platformer · Adventure

GRIS
Shared: Indie · Adventure · Platformer

Super Fancy Pants Adventure
Shared: Adventure · Indie · Casual

LIMBO
Shared: Indie · Adventure · Platformer

A Story About My Uncle
Shared: Adventure · Indie · Platformer

Melvor Idle
Shared: Casual · Indie · Adventure