Free games like Undead Inc.
Below are 8 free-to-play Steam games similar to Undead Inc., ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Undead Inc. page.
Ranked picks
- 1
Ultimate Custom Night
Free-to-play alternative to Undead Inc. — no purchase or trial window. Shares Action with Undead Inc..
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
- 2
The Lab
Free-to-play alternative to Undead Inc. — no purchase or trial window.
Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!
- 3
DORONKO WANKO
Free-to-play alternative to Undead Inc. — no purchase or trial window. Shares Action and Simulation with Undead Inc..
『DORONKO WANKO』 is a DORONKO Action Game. In this game, You can become a cute, innocent Pomeranian, make your master's home messy and dirty. "Will the master be angry with me?" Don't worry. Because you are a sweet doggie.
- 4
Crime Scene Cleaner: Prologue
Free-to-play alternative to Undead Inc. — no purchase or trial window. Shares Action and Simulation with Undead Inc..
When there’s a call, you are the man to clean up after your client’s dirty job. Siding with the mafia is a dangerous game, but they pay well, and you need money, right? So take your mop and better remove those bloodstains quickly before the police come.
- 5
I MAED A GAM3 W1TH Z0MB1ES 1N IT!!!1
Free-to-play alternative to Undead Inc. — no purchase or trial window. Shares Action with Undead Inc..
A top down twin stick zombie slaying shooter that you are sure to play again and again!
- 6
The Riftbreaker: Prologue
Free-to-play alternative to Undead Inc. — no purchase or trial window. Shares Action and Strategy with Undead Inc..
The Riftbreaker: Prologue allows you to experience the events taking place before the story campaign of the main game. Explore an entirely new world. Gather resources. Build up a base. Defend yourself from thousands of alien creatures.
- 7
SCP – Containment Breach
Free-to-play alternative to Undead Inc. — no purchase or trial window. Shares Action with Undead Inc..
A procedural first-person horror adventure. You are on your own after something goes terribly wrong in this top-secret containment facility. Collect items to aid in your escape and try to uncover the truth, as horror lurks behind every door. Can you make it out alive?
- 8
Splitgate
Free-to-play alternative to Undead Inc. — no purchase or trial window. Shares Action with Undead Inc..
Splitgate is a free-to-play, fast-paced multiplayer shooter that features player-controlled portals. This sci-fi shooter takes the FPS genre to a new dimension with its portal mechanics, delivering high-flying, multi-dimensional combat.