Single-player games like Undercrewed
Below are 8 single-player Steam games similar to Undercrewed, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Undercrewed page.
Ranked picks
- 1

Sumo Tanks
Single-player alternative to Undercrewed — playable solo, no multiplayer required. Shares Action and Indie with Undercrewed.
SUMO TANKS is the tank arena fighter where 2-8 players shoot and ram each other to be the last standing in the ring. Select your tank and claim the title of GRAND SUMO TANK CHAMPION. Only one person needs to own the game, and the rest can join for free using the demo.
- 2

Zombiepede
Single-player alternative to Undercrewed — playable solo, no multiplayer required. Shares Action and Indie with Undercrewed.
Upgrade your weapons in this roguelike defense shooter to shoot your way alone or with up to 4 friends in coop through endless hordes of different creatures and levels. Test different strategies to survive the early game and feel like a god in the late game.
- 3

Cymatically Muffed
Single-player alternative to Undercrewed — playable solo, no multiplayer required. Shares Action and Indie with Undercrewed.
Don't you hate it when you wake up and some scientist has experimented on you and stolen your headphones? Muffed is a fast-paced shooter where you and your friends can find that guy and make him pay. Or fight everyone you know in split screen PvP for up to 16 players!
- 4

Ghostslayers
Single-player alternative to Undercrewed — playable solo, no multiplayer required. Shares Action and Indie with Undercrewed.
Ghostslayers is a wave-based top-down coop shooter where you slay the ghosts with magic and couple thousands of bullets... Or punches, or slashes, or explosions. Use the varied weaponry, spell cards and abilities, combine them together and obliterate absolutely everything.
- 5

HELLFRONT: HONEYMOON
Single-player alternative to Undercrewed — playable solo, no multiplayer required. Shares Action and Strategy with Undercrewed.
HELLFRONT is an intense top-down shooter. Conquer ground, build a base, and command your troops in battle! Play PvP or beat the campaign co-op or solo.
- 6

Tank Brawl 2: Armor Fury
Single-player alternative to Undercrewed — playable solo, no multiplayer required. Shares Action and Indie with Undercrewed.
Satisfy your need of destruction by smashing armor vehicles to pieces in spectacular fashions during the epic 4 players co-op campaign. Vehicles and drivers have unique upgrades and class combination. Multiple weapons such as laser beam, giant hammer, Mech's katana.
- 7

ANIQUILATION
Single-player alternative to Undercrewed — playable solo, no multiplayer required. Shares Action with Undercrewed.
Twin Stick Shooter Multiplayer Action Game set in small planets that can be terraformed as you play! in which not only your shoots, but also the enemies and planet environment are your weapon!
- 8

HELLDIVERS™ Dive Harder Edition
Single-player alternative to Undercrewed — playable solo, no multiplayer required. Shares Action with Undercrewed.
HELLDIVERS™ is a hardcore, cooperative, twin stick shooter. As part of the elite unit called the HELLDIVERS, players must work together to protect SUPER EARTH and defeat the enemies of mankind in an intense intergalactic war.