Games like Send It!
Games like Send It! include Super Meat Boy, Celeste, Downwell, SANABI, and Katana ZERO. We matched them by the tags players give Send It! on Steam (Action, Arcade, Platformer, 2D Platformer, and Precision Platformer): closest matches first, and among equally close ones the better-known games.

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

Celeste
Shared: Precision Platformer · Platformer · 2D Platformer

Downwell
Shared: Precision Platformer · Platformer · Arcade

SANABI
Shared: Action · 2D Platformer · Pixel Graphics

Katana ZERO
Shared: Action · Platformer · Pixel Graphics

Sonic Mania
Shared: Platformer · 2D · Action

VVVVVV
Shared: Platformer · Precision Platformer · 2D Platformer

Sonic Origins
Shared: Action · 2D Platformer · Platformer

Geometry Dash
Shared: 2D · Precision Platformer · Platformer

Mina the Hollower
Shared: 2D Platformer · Platformer · Pixel Graphics

Pizza Tower
Shared: 2D Platformer · Platformer · Action

Shovel Knight: Treasure Trove
Shared: Platformer · Action · Pixel Graphics

Broforce
Shared: Action · Platformer · 2D

Ambidextro
Shared: Action · Precision Platformer · 2D Platformer

Gravity Circuit
Shared: Action · Platformer · 2D

Annalynn
Shared: Action · Arcade · Platformer

The Messenger
Shared: Platformer · Action · 2D

Dungeon Escape
Shared: Precision Platformer · Platformer · 2D Platformer

Twin Shot Deluxe
Shared: Action · Arcade · 2D Platformer

Alex Kidd in Miracle World DX
Shared: 2D Platformer · Precision Platformer · Platformer

PAC-MAN™ Championship Edition DX+
Shared: Arcade · Action · 2D

Lone Fungus
Shared: Action · 2D Platformer · Platformer

Rogue Legacy 2
Shared: Arcade · Action · Platformer

UFO 50
Shared: Action · Arcade · Pixel Graphics