Rank 01- $19.99 (Price checked Nov 7)
- Deck Playable
- 2020
Games like Project Three
- 24 games
- Updated May 5, 2026
Players who liked Project Three also play
The closest matches to Project Three: Black Mesa, System Shock 2: 25th Anniversary Remaster, Atomic Heart, Blood West, and Project Silverfish. Ranked by imho.run from Steam co-play data, shared tags and reviews.
- Rank 01
Rank 02- $29.99 (Price checked Nov 7)
- Deck Verified
- 2025
Rank 03- $59.99 (Price checked Nov 7)
- Deck Verified
- 2023
Rank 04 
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Prehistoric Hunt
Why this: Also Walking Simulator and Hidden Object, like Project Three.
Rank 08 
The full ranked list: top 24 games like Project Three
Best match first, as plain text. The same list for AI assistants:
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- Released: 2025
- Developer: The Only Way Out
- Price: $7.99checked Nov 2
- 26% of 23 reviews
- Genres: Action, Indie, Adventure, Casual, Early Access, Racing
- Platforms: Windows
More games like Project Three, sliced differently
Cheaper alternatives
Games in the same vein priced at least 40% below Project Three at current Steam store prices.
Heart attack
Why this: Also Walking Simulator and Hidden Object, like Project Three.
Plays great on Steam Deck
Valve-Verified or Playable picks from the similar pool — ready to go on Deck out of the box.
Prehistoric Hunt
Why this: Also Walking Simulator and Hidden Object, like Project Three.
More from The Only Way Out
Other recommendable Steam games by The Only Way Out, ranked by review count so the studio's hits land first.
About Project Three
The closest matches to Project Three: Black Mesa, System Shock 2: 25th Anniversary Remaster, Atomic Heart, Blood West, and Project Silverfish. Ranked by imho.run from Steam co-play data, shared tags and reviews.
If Project Three is your kind of game, the closest matches are Black Mesa, System Shock 2: 25th Anniversary Remaster and Atomic Heart — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.
About Project Three: A psychological first-person survival horror focused on atmosphere, story and defending yourself with melee and weaponry against several creatures. The story is set in the alternate fan-made universe of Half-Life, Valve Corporation's successful series.
Is Project Three worth buying?
Too few reviews to call
A summary of what players say, not a promise you'll like it. Every signal is listed below.
- Only 23 Steam reviews so far, not enough to judge.
- Early Access: unfinished, and it can change a lot before release.
- Price: $7.99 (checked Nov 2).
People who play it also play: Black Mesa, System Shock 2: 25th Anniversary Remaster, Atomic Heart
Frequently asked about Project Three
Can I run it?
How much does Project Three cost?
Project Three is listed on Steam at 7.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Project Three?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Project Three are Black Mesa, System Shock 2: 25th Anniversary Remaster, Atomic Heart.
Who developed Project Three?
Project Three was developed by The Only Way Out.