Games like Sig.NULL
If Sig.NULL is your kind of game, the closest matches are Anonymized, DoomWall and The Gardener — picked from the ranked list below. Reviewers single out its mind bending puzzle solutions, atmospheric and challenging. 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.
Get personalized picks →About Sig.NULL: Push and rotate blocks, placing them at their places. Discover mono-drones abilities, step by step learn rules of that somber techno world. Solve more than 100 amazing puzzles!

Players who liked Sig.NULL also play
Steam players who put hours into Sig.NULL also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.
Anonymized
WHY THIS
Top pick for Sig.NULL fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with Sig.NULL.
Play as a digital rat and hack your way into the retro-futuristic grid-based movement puzzle world of Anonymized, where you shift hues and dive layers deep in search of the one true Source Cheese.
DoomWall
WHY THIS
Second-strongest match for Sig.NULL fans by collaborative filtering across millions of Steam libraries.
Hack your way through the Nex-Us in this turn-based puzzle indie game from a small team of three designers. Will you be clever enough to use the right programs you find along the way to locate the access point before the DoomWall catches up?
The Gardener
WHY THIS
Third-strongest match for Sig.NULL fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with Sig.NULL.
Solve tile based lawn puzzles. Explore the grounds of a forgotten manor. Discover mysterious flora and figure out their rules. Cut grass and have fun!
Roboban: Colors
WHY THIS
Ranked #4 for Sig.NULL fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with Sig.NULL.
Roboban: Colors is a single-player Sokoban-style puzzle video game in which you control robots that must reach their charging stations, but not before placing the boxes in their respective destinations.
BarrelBots
WHY THIS
Ranked #5 for Sig.NULL fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with Sig.NULL.
A multilayered grid-based puzzle game featuring small robots that carry and stack Barrels of nuclear waste.
SokoLab
WHY THIS
Ranked #7 for Sig.NULL fans by collaborative filtering across millions of Steam libraries. Shares Casual with Sig.NULL.
SokoLab is a Sokoban game where you play as a cute robot! Push blocks to the objective to reach the end of the level, new mechanics are introduced throughout the game adding layers of complexity to the puzzles! Can you reach the last level?
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Head-to-head comparisons
More from SaintHeiser
Other recommendable Steam games by SaintHeiser, ranked by review count so the studio's hits land first.
Zzzz-Zzzz-Zzzz
WHY THIS
Shares an atmospheric mood with Sig.NULL.
Another title from SaintHeiser, the studio behind Sig.NULL. Shares Indie and Free To Play with Sig.NULL.
When you sleep, you are dreaming. Some dreams are beautiful and vivid, the others are strange, and the rest of them are horrible... We've having them all the night, and then wake up and forget them. But what if one day your "awakening" would be a difficult task? Could you find a way out of the dreams and wake up?
Tower Bombarde
WHY THIS
Another title from SaintHeiser, the studio behind Sig.NULL. Shares Indie and Free To Play with Sig.NULL.
If you can't shoot and there is a wall of turrets against you - you're not defenseless! Let your enemies kill each other!
Brain Storm : Tower Bombarde
WHY THIS
Another title from SaintHeiser, the studio behind Sig.NULL. Shares Indie and Free To Play with Sig.NULL.
"The best defense is offense" is the wrong slogan for this game. "The best offense is defense" - there is the tactic that can help you survive in virtual world.
Beyond Minimalism
WHY THIS
Another title from SaintHeiser, the studio behind Sig.NULL. Shares Indie and Free To Play with Sig.NULL.
This small experimental first person minimalistic style game gives one and only quest for you. Walking around rooms of strange labyrinth look for clues to reach nature.
Danger!Energy
WHY THIS
Shares an atmospheric mood with Sig.NULL.
Another title from SaintHeiser, the studio behind Sig.NULL. Shares Indie and Free To Play with Sig.NULL.
Connect the points with neon rays to liberate virtual city of Santermonia from the Main Virtual Controller's tyranny.
Heavy Memories
WHY THIS
Another title from SaintHeiser, the studio behind Sig.NULL. Shares Indie and Free To Play with Sig.NULL.
Classic top view, destructible walls, powerups, environment and enemies, as well as the ability to complete the game with various types of tanks!
DATAFLOW
WHY THIS
Another title from SaintHeiser, the studio behind Sig.NULL. Shares Indie and Free To Play with Sig.NULL.
Control the network dataflow! Pass data packets, catch e-mails and bonuses, destroy spam and viruses! Earn points and buy upgrades! Show your skill to get all things done at once!
Frequently asked about Sig.NULL
- Is Sig.NULL free to play?
- Yes — Sig.NULL is a free-to-play title on Steam. You can install and play it without buying anything, though some games include optional in-app purchases.
- What games are most similar to Sig.NULL?
- Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Sig.NULL are Anonymized, DoomWall, The Gardener.
- Who developed Sig.NULL?
- Sig.NULL was developed by SaintHeiser and published by Half-Face Games.
imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Sig.NULL.
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