IMHO.

Single-player games like OPUS: The Day We Found Earth

Below are 10 single-player Steam games similar to OPUS: The Day We Found Earth, 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 OPUS: The Day We Found Earth page.

Ranked picks

  1. 1
    OPUS: Rocket of Whispers — Steam game cover

    OPUS: Rocket of Whispers

    Single-player alternative to OPUS: The Day We Found Earth — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: The Day We Found Earth.

    Rocket of Whispers is an award-winning post-apocalyptic adventure that follows two survivors on a journey to launch a space burial for the lost souls of their desolate world. Help them search the snowy wasteland for supplies and the courage to say goodbye.

    2018IndieAdventure5.24 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    A Night at the Watermill — Steam game cover

    A Night at the Watermill

    Single-player alternative to OPUS: The Day We Found Earth — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: The Day We Found Earth.

    You wake up in an old watermill in the middle of the night ... and can't remember anything. Examine the surroundings in this thrilling point&click adventure and find out what happened.

    2024IndieAdventure3.99 USDSingle-playerSimilar games →
  3. 3
    OPUS: Echo of Starsong - Full Bloom Edition — Steam game cover

    OPUS: Echo of Starsong - Full Bloom Edition

    Single-player alternative to OPUS: The Day We Found Earth — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: The Day We Found Earth.

    Echo of Starsong is a visual novel style adventure game. Eda, a girl who can hear mysterious sound waves known as starsong, crosses paths with a young man in search of their source. Together, they venture out to the heart of space to unravel an ancient myth.

    2021IndieAdventure12.49 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    Rue Valley — Steam game cover

    Rue Valley

    Single-player alternative to OPUS: The Day We Found Earth — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: The Day We Found Earth.

    Rue Valley is a narrative adventure about a man trapped in a time loop, surrounded by a colorful cast with complex emotional stories, each hiding unexpected secrets. Dealing with mental challenges, the main character must delve into the anomaly to uncover its enigmatic origins.

    2025IndieAdventureCasual14.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    looK INside - Chapter 1 — Steam game cover

    looK INside - Chapter 1

    Single-player alternative to OPUS: The Day We Found Earth — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: The Day We Found Earth.

    In a book found in the attic, Manon discovers the past of her family members through their memories, their gestures, their quirks and their little secrets.

    2020IndieAdventureCasual7.99 USDSingle-playerSimilar games →
  6. 6
    When The Past Was Around — Steam game cover

    When The Past Was Around

    Single-player alternative to OPUS: The Day We Found Earth — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: The Day We Found Earth.

    When the Past was Around is an adventure point-and-click puzzle game about love, moving on, letting go, and the joy and pain of everything in between.

    2020IndieAdventureCasual7.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Journal — Steam game cover

    Journal

    Single-player alternative to OPUS: The Day We Found Earth — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: The Day We Found Earth.

    Enter the pages of the hand painted world of Journal. A journey through the life of a young and troubled girl as she tries to face up to the choices and responsibilities that come with childhood. An experience that questions the reliability of how we choose to remember events and explores the truths hidden within our dreams.

    2014IndieAdventure9.99 USDSingle-playerSimilar games →
  8. 8
    The Wanderer: Frankenstein’s Creature — Steam game cover

    The Wanderer: Frankenstein’s Creature

    Single-player alternative to OPUS: The Day We Found Earth — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: The Day We Found Earth.

    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 →
  9. 9
    OPUS: Prism Peak — Steam game cover

    OPUS: Prism Peak

    Single-player alternative to OPUS: The Day We Found Earth — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: The Day We Found Earth.

    OPUS: Prism Peak is a narrative adventure where you play as a weary photographer stranded in the Dusklands, traveling with a girl who's lost her memories. Together, you'll uncover the mysteries of this land through your camera and find your way home.

    2026IndieAdventure24.99 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    Rocket of Whispers: Prologue — Steam game cover

    Rocket of Whispers: Prologue

    Single-player alternative to OPUS: The Day We Found Earth — playable solo, no multiplayer required. Shares Indie and Adventure with OPUS: The Day We Found Earth.

    In a chilling cellar below the apocalyptic snow, Fei Lin the witch wakes up from hibernation, and ventures into the forsaken world. Guide her through the process of escaping the cellar, and seeing the changed world for her first time.

    2018IndieAdventureFreeSingle-playerSimilar games →