Games like Unstrong: Space Calamity
Games like Unstrong: Space Calamity include Sonic Frontiers, Ratchet & Clank: Rift Apart, Toree 3D, Another Crab's Treasure, and Wavetale. We matched them by the tags players give Unstrong: Space Calamity on Steam (3D Platformer, Platformer, Action-Adventure, 3D, and Cute): closest matches first, and among equally close ones the better-known games.

Sonic Frontiers
Shared: 3D Platformer · Action-Adventure · Open World

Ratchet & Clank: Rift Apart
Shared: 3D Platformer · Action-Adventure · Third Person

Toree 3D
Shared: 3D Platformer · Platformer · 3D

Another Crab's Treasure
Shared: 3D Platformer · Action-Adventure · Third Person

Wavetale
Shared: 3D Platformer · Action-Adventure · Platformer

Crash Bandicoot™ 4: It’s About Time
Shared: 3D Platformer · Platformer · Action-Adventure

STAR WARS Jedi: Fallen Order™
Shared: Action-Adventure · Third Person · Platformer

A Hat in Time
Shared: 3D Platformer · Cute · Platformer

SpongeBob SquarePants: The Cosmic Shake
Shared: 3D Platformer · Platformer · Action-Adventure

Deaths Door
Shared: 3D Platformer · Cute · Action-Adventure

Corn Kidz 64
Shared: 3D Platformer · Action-Adventure · Platformer

Croc Legend of the Gobbos
Shared: 3D Platformer · Platformer · Action-Adventure

Toree 2
Shared: 3D Platformer · Platformer · Action-Adventure

Pumpkin Jack
Shared: 3D Platformer · Third Person · Platformer

Sonic Adventure DX
Shared: Platformer · 3D Platformer · Third Person

Last Train Outta' Wormtown
Shared: 3D Platformer · Platformer · 3D

Pseudoregalia
Shared: 3D Platformer · Platformer · 3D

Solar Ash
Shared: 3D Platformer · Action-Adventure · Platformer

Tinykin
Shared: 3D Platformer · Action-Adventure · Cute

The Plucky Squire
Shared: 3D Platformer · Action-Adventure · Cute

Marvel's Spider-Man 2
Shared: Action-Adventure · Open World · Action

New Super Lucky's Tale
Shared: 3D Platformer · Action-Adventure · Platformer

Mail Time
Shared: Platformer · Cute · 3D

Kena: Bridge of Spirits
Shared: Action-Adventure · 3D Platformer · Third Person