IMHO.

Single-player games like Injection π23 'No Name, No Number'

Below are 8 single-player Steam games similar to Injection π23 'No Name, No Number', 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 Injection π23 'No Name, No Number' page.

Ranked picks

  1. 1
    Agony — Steam game cover

    Agony

    Single-player alternative to Injection π23 'No Name, No Number' — playable solo, no multiplayer required. Shares Action and Indie with Injection π23 'No Name, No Number'.

    Agony is a first-person, survival horror set in hell. You will begin your journey as a tormented soul within the depths of hell without any memories about your past. The special ability to control people on your path, and possess demons, gives you the measures to survive.

    2018ActionIndieAdventure14.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Remothered: Tormented Fathers — Steam game cover

    Remothered: Tormented Fathers

    Single-player alternative to Injection π23 'No Name, No Number' — playable solo, no multiplayer required. Shares Action and Indie with Injection π23 'No Name, No Number'.

    Remothered: Tormented Fathers is the pure and realistic survival horror videogame

    2018ActionIndieAdventure19.99 USDSingle-playerSimilar games →
  3. 3
    Daymare: 1998 — Steam game cover

    Daymare: 1998

    Single-player alternative to Injection π23 'No Name, No Number' — playable solo, no multiplayer required. Shares Action and Indie with Injection π23 'No Name, No Number'.

    DAYMARE: 1998 is a third-person survival horror game that recreates the mood of iconic titles from the '90s, with a fresh storyline. An incident that turns a small town into a deadly zone, three characters to play with and little time to find the truth, before its mutated citizens abruptly end your mission.

    2019ActionIndieAdventure29.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Outlast 2 — Steam game cover

    Outlast 2

    Single-player alternative to Injection π23 'No Name, No Number' — playable solo, no multiplayer required. Shares Action and Indie with Injection π23 'No Name, No Number'.

    Outlast 2 introduces you to Sullivan Knoth and his followers, who left our wicked world behind to give birth to Temple Gate, a town, deep in the wilderness and hidden from civilization. Knoth and his flock are preparing for the tribulations of the end of times and you’re right in the thick of it.

    2017ActionIndieAdventure19.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Welcome to Hanwell — Steam game cover

    Welcome to Hanwell

    Single-player alternative to Injection π23 'No Name, No Number' — playable solo, no multiplayer required. Shares Action and Indie with Injection π23 'No Name, No Number'.

    Open world horror set in a city in which your worst nightmares have become an everyday part of life. Explore a dense open world of terror, every building a unique location with it's own story to tell. Strung together by the remenants of Hanwell.

    2017ActionIndieAdventureFreeDeck PlayableSingle-playerSimilar games →
  6. 6
    Follia - Dear father — Steam game cover

    Follia - Dear father

    Single-player alternative to Injection π23 'No Name, No Number' — playable solo, no multiplayer required. Shares Action and Indie with Injection π23 'No Name, No Number'.

    Follia – Dear Father is a stealth survival horror that captures the genre’s essence in the halls and rooms of a university campus. Marcus goes in search of his parents, but instead finds himself struggling for his life against deadly horrors that creep around every corner.

    2020ActionIndieAdventure19.99 USDSingle-playerSimilar games →
  7. 7
    Unforgiving - A Northern Hymn — Steam game cover

    Unforgiving - A Northern Hymn

    Single-player alternative to Injection π23 'No Name, No Number' — playable solo, no multiplayer required. Shares Action and Indie with Injection π23 'No Name, No Number'.

    Unforgiving - A Northern Hymn is a first person horror game heavily inspired by Swedish folklore and the Nordic mythology to create the nightmares that's been haunting Swedish children for many generations.

    2017ActionIndieAdventure14.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Hollow — Steam game cover

    Hollow

    Single-player alternative to Injection π23 'No Name, No Number' — playable solo, no multiplayer required. Shares Action and Indie with Injection π23 'No Name, No Number'.

    “I didn't care about this ship… facility… whatever… Had to… Something, deep in my brain, deep in my flesh, boiled inside to remember…”

    2017ActionIndieAdventure19.99 USDSingle-playerSimilar games →