If you liked this
Games like Altitude
If you finished Altitude, the closest matches are Star Citizen, No Man's Sky, Abiotic Factor, Ready or Not and Retrospace. All 36 share its indie genre and are ranked by how closely their themes and modes overlap.
Star Citizen
74
No Man's Sky
92
Abiotic Factor
84
Ready or Not
80
Retrospace
92
Xenotilt: Hostile Pinball Action
76
Aerial_Knight's DropShot
84
OTXO
87
Everspace 2
36
7 Days to Die
80
Black Skylands
59
Squirrel with a Gun
Ground Branch
How to Fish
Hot Dogs, Horseshoes & Hand Grenades
Slime Rancher 2
93
Cruelty Squad
81
Bonelab
Pathogenic
Tower Unite
82
The Long Dark
81
Noita
83
Squad
StarRupture
78
Slime Rancher
Misery
90
No Man's Sky: Nintendo Switch Edition
80
Mr. Sun's Hatbox
69
DayZ
83
The Riftbreaker
Angels Fall First
72
Isonzo
83
Lovers in a Dangerous Spacetime
69
Ark: Survival Evolved
70
Hell is Others
83