IMHO.

Single-player games like Signal

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

Ranked picks

  1. 1
    Hostage Down — Steam game cover

    Hostage Down

    Single-player alternative to Signal — playable solo, no multiplayer required. Shares Indie and Adventure with Signal.

    In this hostage simulation, take the mic and negotiate the ransom to free the hostages. With advanced AI and complete freedom of choice, use your charisma, your narrative decisions, and your power of persuasion to manipulate unpredictable situations. Every word matters—and could come at a high cost.

    2026IndieAdventureSimulation8.99 USDSingle-playerSimilar games →
  2. 2
    Ludus: A Gladiator Story — Steam game cover

    Ludus: A Gladiator Story

    Single-player alternative to Signal — playable solo, no multiplayer required. Shares Indie and Adventure with Signal.

    A fully voiced branching narrative RPG of the Roman arena with a unique engraving and VO for every choice and outcome. Four origins, over 1,800 choices, and 19 endings. You will bleed on the sand. The only question is whether you bleed for them, or for yourself. Every choice leaves a scar.

    2026IndieAdventureSimulationSingle-playerSimilar games →
  3. 3
    Touhou: Beyond Gensokyo — Steam game cover

    Touhou: Beyond Gensokyo

    Single-player alternative to Signal — playable solo, no multiplayer required. Shares Adventure and Casual with Signal.

    Discover the mysteries of Gensokyo through the lens of Shin, a photographer from the outside world. In this immersive visual novel, join forces with the shrine maiden Reimu Hakurei to unravel the truth behind this incident and stop the enigmatic Kurohana.

    2026AdventureCasual8.49 USDSingle-playerSimilar games →
  4. 4
    MoonShot — Steam game cover

    MoonShot

    Single-player alternative to Signal — playable solo, no multiplayer required. Shares Indie and Adventure with Signal.

    You're a NASA intern working on the Apollo 11 project.  Each day, you have a checklist to complete.  Your tasks are well-reasoned and appropriate to your skill level as an intern.  The Apollo team are all competent professionals.  Everything goes very well, and you have no difficulties at all.  😛

    2025IndieAdventureCasual0.99 USDSingle-playerSimilar games →
  5. 5
    Upheaval — Steam game cover

    Upheaval

    Single-player alternative to Signal — playable solo, no multiplayer required. Shares Indie and Adventure with Signal.

    Spend your time well: in 30 days a powerful Magician arrives, and everything changes! Explore the wilds around your remote village, learn from mistakes, recover magical artifacts, and turn setbacks into advantages in this text-based open world roguelike adventure. Time's up: Upheaval is here again!

    IndieAdventureRPGSingle-playerSimilar games →
  6. 6
    The Wreck — Steam game cover

    The Wreck

    Single-player alternative to Signal — playable solo, no multiplayer required. Shares Indie and Adventure with Signal.

    In this 3D visual novel, follow failed screenwriter Junon as she attempts to make it through the most pivotal day in her life. Relive the past, alter the present, and embrace the future, or without your help, Junon’s story might end in a wreck.

    2023IndieAdventureCasual19.99 USDSingle-playerSimilar games →
  7. 7
    Basements n' Basilisks: Storms of Sorcery — Steam game cover

    Basements n' Basilisks: Storms of Sorcery

    Single-player alternative to Signal — playable solo, no multiplayer required. Shares Adventure and Simulation with Signal.

    A visual novel paying satirical homage to the world’s greatest TTRPG. Make important choices, roll countless dice, build lasting relationships, explore magical lands and experience all the rest of the crap you expect from a fantasy game without the hassle of finding actual friends to play with!

    2023AdventureSimulationRPG2.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    The Wanderer: Frankenstein’s Creature — Steam game cover

    The Wanderer: Frankenstein’s Creature

    Single-player alternative to Signal — playable solo, no multiplayer required. Shares Indie and Adventure with Signal.

    Experience the Myth of Frankenstein through the innocent eyes of his creature. Make decisions and change people's view that you will meet on your way. Now, the myth is in your hands, so how are you going to end it?

    2019IndieAdventureCasual15.99 USDSingle-playerSimilar games →