Games like Circles of hell
Games like Circles of hell include Broforce, Hollow Knight, Pikuniku, Cuphead, and Hollow Knight: Silksong. We matched them by the tags players give Circles of hell on Steam (Indie, Action, Adventure, Casual, and Platformer): closest matches first, and among equally close ones the better-known games.

Broforce
Shared: Action · Co-op · Indie

Hollow Knight
Shared: Platformer · Indie · 2D

Pikuniku
Shared: Indie · Adventure · Casual

Cuphead
Shared: Platformer · Co-op · Indie

Hollow Knight: Silksong
Shared: Indie · Difficult · Platformer

Nine Sols
Shared: Action · Platformer · Indie

Shovel Knight: Treasure Trove
Shared: Indie · Platformer · Adventure

BADLAND: Game of the Year Edition
Shared: Indie · Adventure · Action

Minimalism
Shared: Indie · Action · Casual

Chained Together
Shared: Adventure · Co-op · Casual

BEEP
Shared: Indie · Adventure · Platformer

Skul: The Hero Slayer
Shared: Indie · Action · 2D

No Time To Explain Remastered
Shared: Indie · Action · Adventure

Blasphemous
Shared: Indie · Gore · Action

Shank 2
Shared: Action · Indie · Adventure

Dust: An Elysian Tail
Shared: Action · Indie · Platformer

Wobbly Life
Shared: Adventure · Action · Co-op

UFO 50
Shared: Indie · Action · Adventure

MO:Astray
Shared: Indie · Action · Adventure

Rogue Legacy 2
Shared: Action · Indie · Platformer

Super Fancy Pants Adventure
Shared: Action · Indie · Adventure

SANABI
Shared: Action · Adventure · Indie

Celeste
Shared: Indie · Platformer · Difficult

Jump King
Shared: Indie · Adventure · Action