Games like Fractured Soul
Games like Fractured Soul include Celeste, Super Meat Boy, Thomas Was Alone, Planet of Lana, and LIMBO. We matched them by the tags players give Fractured Soul on Steam (Precision Platformer, Puzzle Platformer, 2D Platformer, Platformer, and Side Scroller): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Precision Platformer · Platformer · 2D Platformer

Super Meat Boy
Shared: Precision Platformer · Platformer · 2D Platformer

Thomas Was Alone
Shared: Platformer · Precision Platformer · 2D Platformer

Planet of Lana
Shared: Puzzle Platformer · 2D Platformer · Platformer

LIMBO
Shared: Puzzle Platformer · Platformer · Indie

Trine 2: Complete Story
Shared: Puzzle Platformer · 2D Platformer · Platformer

INSIDE
Shared: Puzzle Platformer · Indie · Singleplayer

SANABI
Shared: 2D Platformer · Singleplayer · Indie

VVVVVV
Shared: Precision Platformer · Platformer · 2D Platformer

Trine Enchanted Edition
Shared: Puzzle Platformer · 2D Platformer · Local Co-Op

Bloody Trapland
Shared: Precision Platformer · Local Co-Op · Singleplayer

Prince of Persia The Lost Crown
Shared: 2D Platformer · Precision Platformer · Side Scroller

Braid
Shared: Puzzle Platformer · 2D Platformer · Platformer

Portal 2
Shared: Platformer · Puzzle Platformer · Singleplayer

Max: The Curse of Brotherhood
Shared: Puzzle Platformer · Platformer · Singleplayer

Downwell
Shared: Precision Platformer · Platformer · Indie

Seen
Shared: Indie · Singleplayer · Platformer

Geometry Dash
Shared: Precision Platformer · Platformer · Singleplayer

Pizza Tower
Shared: 2D Platformer · Indie · Platformer

Gravity Circuit
Shared: Platformer · Indie · 2D Platformer

Mark of the Ninja
Shared: Platformer · Indie · Side Scroller

Leap Year
Shared: Precision Platformer · 2D Platformer · Puzzle Platformer

Jump King
Shared: Precision Platformer · Indie · Platformer

Super Meat Boy Forever
Shared: Precision Platformer · Indie · Platformer