IMHO.

Single-player games like Thirty Days with My First Love Sister

Below are 8 single-player Steam games similar to Thirty Days with My First Love Sister, 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 Thirty Days with My First Love Sister page.

Ranked picks

  1. 1
    Light of Reversing Destiny — Steam game cover

    Light of Reversing Destiny

    Single-player alternative to Thirty Days with My First Love Sister — playable solo, no multiplayer required. Shares Simulation and RPG with Thirty Days with My First Love Sister.

    "Light of Reversing Destiny" is a live - action interactive movie game, skillfully blending role - playing and plot choices. Players follow the protagonist's perspective throughout, immerse in the ups - and - downs of the story, with interspersed mini - games bringing a new interactive feel.

    2025AdventureSimulationRPG5.99 USDSingle-playerSimilar games →
  2. 2
    恋爱单选题 — Steam game cover

    恋爱单选题

    Single-player alternative to Thirty Days with My First Love Sister — playable solo, no multiplayer required. Shares Indie and Simulation with Thirty Days with My First Love Sister.

    Male Lord Wu worry because of an accident dying, fell into a coma. Then the mysterious female NPC appeared, creating a different space for Wu Worry to create a chance to save themselves, the protagonist of the game Wu Worry to find out his true love in the end, in order to wake up and survive.

    2024StrategyIndieAdventure10.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    I've Fallen For You! — Steam game cover

    I've Fallen For You!

    Single-player alternative to Thirty Days with My First Love Sister — playable solo, no multiplayer required. Shares Simulation and RPG with Thirty Days with My First Love Sister.

    Eight women simultaneously appear in your life, offering you unconditional love and support! Will you choose to uphold your beliefs and become a good man, or give in to human temptations and become a bad man?

    2024SimulationRPG7.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    TryAndLove — Steam game cover

    TryAndLove

    Single-player alternative to Thirty Days with My First Love Sister — playable solo, no multiplayer required. Shares Indie and Simulation with Thirty Days with My First Love Sister.

    A man's life is a life of pursuing love. The childish love of childhood sweethearts? White Moonlight's pure love? Ignorant of the astringent love of forbidden fruit? Blind love like a moth flying into a flame? True love that transcends the world? Act Ren Xing and make a willful choice.

    2024IndieSimulationRPG6.99 USDSingle-playerSimilar games →
  5. 5
    BeYourCat — Steam game cover

    BeYourCat

    Single-player alternative to Thirty Days with My First Love Sister — playable solo, no multiplayer required. Shares Indie and Simulation with Thirty Days with My First Love Sister.

    "Be Your Cat " is a real love game,like an experience in life, one interesting dream. We all wish we had superpowers, but what would you do if one day you had superpowers, but not like Superman? What will you do with your limited abilities? How does it affect and change the people around you?

    2024IndieSimulationRPG6.99 USDSingle-playerSimilar games →
  6. 6
    狂想!夏日盛宴 — Steam game cover

    狂想!夏日盛宴

    Single-player alternative to Thirty Days with My First Love Sister — playable solo, no multiplayer required. Shares Simulation and RPG with Thirty Days with My First Love Sister.

    "Play a lighthearted interactive movie game as college student Li Lei! Spend a summer at Ms. Han's B&B with 4 quirky friends. Enjoy hilarious bonding, secret crushes, and unforgettable memories under the sun!"

    2025SimulationRPGCasual6.99 USDSingle-playerSimilar games →
  7. 7
    A Love Letter in Snowfall — Steam game cover

    A Love Letter in Snowfall

    Single-player alternative to Thirty Days with My First Love Sister — playable solo, no multiplayer required. Shares Indie and Simulation with Thirty Days with My First Love Sister.

    <A Love Letter in Snowfall> is a live-action, multi-ending interactive romance movie game. As a young B&B keeper in a small southern town, you meet, and fall for a visiting actress—every choice rewrites your love story. Meet someone, and fall in love that trembles in bones.

    2026IndieSimulationRPG8.99 USDSingle-playerSimilar games →
  8. 8
    Beauties and the Stranded — Steam game cover

    Beauties and the Stranded

    Single-player alternative to Thirty Days with My First Love Sister — playable solo, no multiplayer required. Shares Simulation and RPG with Thirty Days with My First Love Sister.

    You wake up in a bunker, surrounded by five stunning women. But something doesn’t add up. Their beauty feels out of place in this desolate ruin. Their strength and cryptic clues make you question everything. Will you capture them, trust them, or love them? The choice is yours!

    2026AdventureSimulationRPG15.99 USDSingle-playerSimilar games →