IMHO.

Single-player games like Project Quickgunner

Below are 8 single-player Steam games similar to Project Quickgunner, 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 Project Quickgunner page.

Ranked picks

  1. 1
    They're Alive! — Steam game cover

    They're Alive!

    Single-player alternative to Project Quickgunner — playable solo, no multiplayer required. Shares Action and Adventure with Project Quickgunner.

    You are a simple provincial engineer eager to change his worthless life. What could be a better place to start everything anew than Moscow where everyone can find some way to earn for a living? But things there are not as easy as you thought…

    2024ActionAdventure4.99 USDSingle-playerSimilar games →
  2. 2
    SO-108 — Steam game cover

    SO-108

    Single-player alternative to Project Quickgunner — playable solo, no multiplayer required. Shares Action and Indie with Project Quickgunner.

    Work, eat and survive. In a dystopian future where corporations make the rules of society, SO-108 needs to earn money to survive, until a strange phenomenon happens and completely turns his life around.

    2023ActionIndieAdventure1.99 USDSingle-playerSimilar games →
  3. 3
    Acre Crisis — Steam game cover

    Acre Crisis

    Single-player alternative to Project Quickgunner — playable solo, no multiplayer required. Shares Action and Indie with Project Quickgunner.

    In 1992, a brigade of the Brazilian Military Police ventured into the remote Acre region to investigate mysterious deaths caused by wild animals. Upon arrival, the soldiers found themselves cornered and must now escape from a group of hungry dinosaurs

    2024ActionIndieAdventure3.49 USDSingle-playerSimilar games →
  4. 4
    Dirty Wars: September 11 — Steam game cover

    Dirty Wars: September 11

    Single-player alternative to Project Quickgunner — playable solo, no multiplayer required. Shares Action and Indie with Project Quickgunner.

    Historical indie videogame about the suburbs of the Cold War in South America.

    2023ActionStrategyIndie4.99 USDSingle-playerSimilar games →
  5. 5
    Psycho Patrol R — Steam game cover

    Psycho Patrol R

    Single-player alternative to Project Quickgunner — playable solo, no multiplayer required. Shares Action and Indie with Project Quickgunner.

    FPS/mecha hybrid europolice sim with emphasis on interacting with NPCs and different gameplay systems.

    2025ActionIndieAdventure39.99 USDSingle-playerSimilar games →
  6. 6
    Call of Duty®: Infinite Warfare — Steam game cover

    Call of Duty®: Infinite Warfare

    Single-player alternative to Project Quickgunner — playable solo, no multiplayer required. Shares Action and Adventure with Project Quickgunner.

    Infinite Warfare delivers three unique game modes: Campaign, Multiplayer, and Zombies.

    2016ActionAdventure59.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Call of Duty®: Black Ops III — Steam game cover

    Call of Duty®: Black Ops III

    Single-player alternative to Project Quickgunner — playable solo, no multiplayer required. Shares Action and Adventure with Project Quickgunner.

    Call of Duty®: Black Ops III Zombies Chronicles Edition includes the full base game plus the Zombies Chronicles content expansion.

    2015ActionAdventure59.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Deus Ex: The Fall — Steam game cover

    Deus Ex: The Fall

    Single-player alternative to Project Quickgunner — playable solo, no multiplayer required. Shares Action and Adventure with Project Quickgunner.

    Deus Ex: The Fall is set in 2027– a golden era for science, technology and human augmentation, but also a time of great social divide and global conspiracy. Powerful corporations have seized control from governments and command the drug supply needed by augmented humans to survive.

    2014ActionAdventureRPG9.99 USDDeck PlayableSingle-playerSimilar games →