Games like Space Tail: Definitive Edition
Games like Space Tail: Definitive Edition include FEZ, Laughing to Die, Thank Goodness You're Here!, LIMBO, and GRIS. We matched them by the tags players give Space Tail: Definitive Edition on Steam (Adventure, Casual, Arcade, Platformer, and Puzzle): closest matches first, and among equally close ones the better-known games.

FEZ
Shared: Platformer · Puzzle · Adventure

Laughing to Die
Shared: Adventure · Casual · Platformer

Thank Goodness You're Here!
Shared: Adventure · Casual · Exploration

LIMBO
Shared: Platformer · Puzzle · Adventure

GRIS
Shared: Adventure · Platformer · Indie

ANIMAL WELL
Shared: Puzzle · Exploration · Platformer

Neva
Shared: Adventure · Platformer · Puzzle

FAR: Lone Sails
Shared: Adventure · Exploration · Puzzle

Chained Together
Shared: Adventure · Casual · Platformer

Webbed
Shared: 2D Platformer · Platformer · Exploration

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

Braid
Shared: Puzzle · Platformer · 2D Platformer

INSIDE
Shared: Puzzle Platformer · 2.5D · Adventure

The Multi-Medium
Shared: Adventure · Casual · Platformer

Hollow Knight
Shared: Platformer · Adventure · Exploration

Planet of Lana
Shared: Puzzle Platformer · Adventure · Puzzle

Pikuniku
Shared: Adventure · Casual · Puzzle

Hue
Shared: Adventure · Puzzle · Platformer

Nihilumbra
Shared: Adventure · Platformer · Casual

Airscape - The Fall of Gravity
Shared: Casual · Platformer · Arcade

Gorogoa
Shared: Puzzle · Casual · Adventure

Munin
Shared: Casual · Adventure · Puzzle

The Pedestrian
Shared: Puzzle · Platformer · Puzzle Platformer

Creepy Tale
Shared: Adventure · Puzzle · Puzzle Platformer