Games like Rollback
Games like Rollback include Geometry Dash, Getting Over It with Bennett Foddy, Celeste, Only Climb: Better Together, and Super Meat Boy. We matched them by the tags players give Rollback on Steam (Action, Difficult, Casual, Singleplayer, and Platformer): closest matches first, and among equally close ones the better-known games.

Geometry Dash
Shared: Difficult · Singleplayer · Platformer

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

Celeste
Shared: Difficult · Precision Platformer · Platformer

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

Super Meat Boy
Shared: Difficult · Platformer · Precision Platformer

A Difficult Game About Climbing
Shared: Difficult · Singleplayer · Action

Hollow Knight
Shared: Difficult · Platformer · Singleplayer

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

Clustertruck
Shared: Action · Singleplayer · Difficult

BEEP
Shared: Platformer · Singleplayer · Action

A Dance of Fire and Ice
Shared: Difficult · Singleplayer · Arcade

Timberman
Shared: Casual · Action · Singleplayer

DJMAX RESPECT V
Shared: Casual · Action · Singleplayer

Rogue Legacy 2
Shared: Action · Platformer · Arcade

Downwell
Shared: Action · Precision Platformer · Platformer

Get To Work
Shared: Difficult · Singleplayer · Action

Portal 2
Shared: Singleplayer · Platformer · Action

Hollow Knight: Silksong
Shared: Difficult · Singleplayer · Platformer

Jump King
Shared: Difficult · Action · Precision Platformer

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

Defy Gravity Extended
Shared: Platformer · Action · Singleplayer

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

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

Minimalism
Shared: Action · Casual · Difficult