IMHO.

Games like Day 31

If Day 31 is your kind of game, the closest matches are Demon Alive, The Darkness II and DEAD TRASH — 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.

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About Day 31: You were bitten hours ago. The clock in your blood is already running — and it isn't a virus. Fight through the waves of the dead, trade your nerve to a demon who was here before the city, and hold onto yourself for one more wave. Turn, and it's over.

2026ActionIndieEarly AccessWindowsby SizilStank
Day 31 — Steam game cover

Players who liked Day 31 also play

Steam players who put hours into Day 31 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.

  1. Demon Alive

    WHY THIS

    Top pick for Day 31 fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Day 31.

    Enter the ancient forest ruled by cursed demons. Your mission: Find the hidden chalices. But beware – the demons use these chalices to teleport you to eerie, dangerous places!

    2025ActionIndie13.99 USDSteam ↗
  2. The Darkness II

    WHY THIS

    Second-strongest match for Day 31 fans by collaborative filtering across millions of Steam libraries. Shares Action with Day 31.

    An intense first person shooter that delivers a twisted and gripping narrative of tragedy, modern crime drama, and supernatural horror.

    2012Action29.99 USDDeck PlayableSteam ↗
  3. DEAD TRASH

    WHY THIS

    Third-strongest match for Day 31 fans by collaborative filtering across millions of Steam libraries. Shares Action with Day 31.

    Years into a brutal lockdown, a once-thriving city lies in ruins, abandoned by its government and overrun by vicious, mindless infected. Grab your hammer, collect your nerves and enter the mayhem.

    2025Action2.99 USDSteam ↗
  4. Quake 4

    WHY THIS

    Ranked #4 for Day 31 fans by collaborative filtering across millions of Steam libraries. Shares Action with Day 31.

    As part of the elite Rhino Squad, you must spearhead Earth’s military invasion of a hostile alien homeworld. But, in this desperate war for humanity’s survival against an unrelenting enemy, you may discover that the only way to defeat them...is to become one of them.

    2011Action14.99 USDSteam ↗
  5. Painkiller: Recurring Evil

    WHY THIS

    Ranked #5 for Day 31 fans by collaborative filtering across millions of Steam libraries. Shares Action with Day 31.

    Battle never ceases in the realm known as Hell. This time around it's a battle for the freedom of your very soul. Will you be able to escape from the prison hidden in the darkest deepest chasm of Hell? Do you have enough courage to travel through the most dangerous and twisted areas, infamous for their unsafety, even among demons...

    2012Action9.99 USDSteam ↗
  6. Blood II: The Chosen + Expansion

    WHY THIS

    Ranked #6 for Day 31 fans by collaborative filtering across millions of Steam libraries. Shares Action with Day 31.

    Includes original Blood II: The Chosen and add-on package The Nightmare LevelsAn immersive atmosphere full of dark humor and exciting actionFour playable characters and wide variety of weapons

    2014ActionAdventure4.99 USDDeck PlayableSteam ↗
  7. CULTIC

    WHY THIS

    Ranked #7 for Day 31 fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Day 31.

    Death is only the beginning. Crawl from your grave and gear up to fight your way through the ranks of a mysterious and twisted cult. You, your guns, and your dynamite will have to shoot, slide, blast, duck, dodge, and maybe throw a gib or two to survive in this old-school-inspired shooter.

    2022ActionIndie9.99 USDDeck VerifiedSteam ↗
  8. HROT

    WHY THIS

    Ranked #8 for Day 31 fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Day 31.

    HROT is a single-player retro FPS set in a small socialist country neighboring Soviet Union (Czechoslovakia) after an unspecified disaster in 1986. Those times were dark and terrifying and so is the game.

    2023ActionIndie19.99 USDDeck PlayableSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Doki Doki Literature Club!

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Day 31.

    The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.

    2017IndieFree To PlayCasualFreeDeck PlayableSteam ↗
  2. Life is Strange - Episode 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Day 31.

    Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.

    2015ActionAdventureFreeDeck PlayableSteam ↗
  3. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Day 31.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  4. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Day 31.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  5. STRAFTAT

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Day 31.

    STRAFTAT is a 1v1/2v2 ONLINE first person SHOOTER with quick rounds in over 350 MAPS ; Including all WEAPONS, proximity chat and 4 players FFA.

    2024ActionFreeDeck PlayableSteam ↗
  6. Counter-Strike:Global Offensive

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Day 31.

    Counter-Strike:Global Offensive (CS:GO) expands upon the team-based action gameplay that it pioneered when it was launched over 2 decades ago. CS:GO features new maps, characters, weapons, and game modes, and delivers updated versions of the classic CS content (de_dust2, etc.).

    2012ActionFree To PlayFreeDeck PlayableSteam ↗
  7. missed messages.

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Day 31.

    ‘goth gf’s iPhone’ airdrops you - accept or decline? A love/horror story about life, death, & memes.

    2019IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  8. Awaria

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Day 31.

    Awaria is a short game about working in haunted maintenance tunnels.

    2024ActionIndieFree To PlayFreeDeck PlayableSteam ↗

Frequently asked about Day 31

What games are most similar to Day 31?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Day 31 are Demon Alive, The Darkness II, DEAD TRASH.
Who developed Day 31?
Day 31 was developed by SizilStank.

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 Day 31.

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