Games like Rock the Block
Games like Rock the Block include Celeste, Webbed, Planet of Lana, Defy Gravity Extended, and Leap Year. We matched them by the tags players give Rock the Block on Steam (Precision Platformer, 2D Platformer, Puzzle Platformer, Puzzle, and Physics): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Precision Platformer · 2D Platformer · Platformer

Webbed
Shared: 2D Platformer · Puzzle Platformer · Physics

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

Defy Gravity Extended
Shared: Puzzle Platformer · Puzzle · Platformer

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

Portal 2
Shared: Puzzle · Platformer · Puzzle Platformer

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

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

Portal
Shared: Puzzle Platformer · Puzzle · Physics

Braid
Shared: Puzzle Platformer · 2D Platformer · Puzzle

LIMBO
Shared: Puzzle Platformer · Puzzle · Platformer

Downwell
Shared: Precision Platformer · 2D Platformer · Platformer

Zup!
Shared: Puzzle · Physics · Puzzle Platformer

The Pedestrian
Shared: Puzzle Platformer · Puzzle · 2D Platformer

Öoo
Shared: Puzzle Platformer · 2D Platformer · Puzzle

Munin
Shared: Puzzle Platformer · Puzzle · 2D Platformer

Trine Enchanted Edition
Shared: Puzzle Platformer · 2D Platformer · Physics

Zup! 2
Shared: Puzzle · Physics · 2D

Neva
Shared: Platformer · Puzzle · 2D Platformer

Zup! S
Shared: Puzzle · Physics · 2D

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

VVVVVV
Shared: Precision Platformer · 2D Platformer · Platformer

JellyCar Worlds
Shared: 2D Platformer · Precision Platformer · Puzzle Platformer

Zup! F
Shared: Puzzle · Physics · Puzzle Platformer