IMHO.

Single-player games like Abnormal1999:Hyperspace

Below are 16 single-player Steam games similar to Abnormal1999:Hyperspace, 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 Abnormal1999:Hyperspace page.

Ranked picks

  1. 1
    Below the Surface:Assassin's Prison — Steam game cover

    Below the Surface:Assassin's Prison

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Indie and Adventure with Abnormal1999:Hyperspace.

    一款悬疑解谜的探案游戏,您将扮演负责案件的警探Chen,在犯罪现场搜索物证,利用关联系统层层推理,直到找到案件的真相。当然游戏中还有层层机关需要破解。真相只有一个,速来破案。

    2023IndieAdventure0.99 USDSingle-playerSimilar games →
  2. 2
    PROJE ARAF — Steam game cover

    PROJE ARAF

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Indie and Adventure with Abnormal1999:Hyperspace.

    Step into the shoes of a detective trapped in a chilling psychological nightmare. Investigate dark corridors, examine cryptic clues, and crack intricate puzzles while an unseen tension hunts your every move. Can you uncover the truth before your sanity shatters?

    IndieAdventureSingle-playerSimilar games →
  3. 3
    MeiQi 2024 — Steam game cover

    MeiQi 2024

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Indie with Abnormal1999:Hyperspace.

    Meiqi 2024 is a narrative puzzle game and the latest installment in the MeiQi series. Liu Qingchun, the bureau chief, personally takes charge of investigating the cases of the 403 Intelligence Division. This season presents you with six unique cases to solve.

    2024Indie14.99 USDSingle-playerSimilar games →
  4. 4
    ALL LIGHT IS GONE — Steam game cover

    ALL LIGHT IS GONE

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Indie and Adventure with Abnormal1999:Hyperspace.

    An unauthorized data breach reveals ALL LIGHT IS GONE - a deeply-intricate, found-footage psychological horror game. Enter a sentient brutalist megastructure shaped by humanity's collective subconscious. Evade unearthly entities, manage your panic, and survive the House. Be Consumed.

    IndieAdventureSingle-playerSimilar games →
  5. 5
    Virginia — Steam game cover

    Virginia

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Indie and Adventure with Abnormal1999:Hyperspace.

    Virginia is a single-player first-person thriller set in a small town with a secret. Experience a missing person investigation through the eyes of graduate FBI agent Anne Tarver.

    2016IndieAdventureCasual9.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Palindrome Syndrome: Escape Room — Steam game cover

    Palindrome Syndrome: Escape Room

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Indie and Adventure with Abnormal1999:Hyperspace.

    You wake up in a spaceship with no memories. In this escape room with a sci-fi setting you will have to investigate your past solving different puzzles. Will you be able to discover what happened to you and how did you get there?

    2020IndieAdventure9.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Shift 87 — Steam game cover

    Shift 87

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Indie and Adventure with Abnormal1999:Hyperspace.

    Your task today: Memorize your environment and report any anomalies. Good luck with your shift! "Shift 87" is an observation horror game with subtle anomalies and unsettling occurrences.

    2024IndieAdventureCasual4.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Bohemian Killing — Steam game cover

    Bohemian Killing

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Indie and Adventure with Abnormal1999:Hyperspace.

    Paris, 1894. Class differences and pervasive racism finally lead to a tragedy. A year later you find yourself on trial, accused of a brutal murder. How far will you go to exonerate yourself? Will you lie? Manipulate the evidence? Frame others? Act insane? Confess? Your imagination is the limit.

    2016IndieAdventure12.99 USDSingle-playerSimilar games →
  9. 9
    Abnormal1999:Sector 49 — Steam game cover

    Abnormal1999:Sector 49

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Adventure with Abnormal1999:Hyperspace.

    Abnormal1999: Sector 49 is a challenging mystery puzzle game. You play as Sam, searching for your daughter in the abandoned Sector 49. Collect 10 consciousnesses to open the portal and escape.

    2024Adventure2.99 USDSingle-playerSimilar games →
  10. 10
    MeiQi 2019 — Steam game cover

    MeiQi 2019

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Indie with Abnormal1999:Hyperspace.

    The "Meiqi" series is a plot-oriented puzzle game. This collection is the beginning of the Meiqi Series, including all 6 episodes of the first season, namely Meiqi/Tingting/Sifeng/Aiguo/Cuilan/Jasmine, This is the entrance to the little universe of Sun Meiqi's mysterious case.

    2024Indie3.99 USDSingle-playerSimilar games →
  11. 11
    Hundreds of Mysteries:Wendy's Home2 — Steam game cover

    Hundreds of Mysteries:Wendy's Home2

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Indie with Abnormal1999:Hyperspace.

    Every case has a story behind it! You need to find and collect clues in the scene and reason at every level to find the truth. The clues can be associated or cross-layered.

    2022Indie0.99 USDSingle-playerSimilar games →
  12. 12
    MeiQi 2022 — Steam game cover

    MeiQi 2022

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Indie and Adventure with Abnormal1999:Hyperspace.

    At the end of 1990, there was a murder in Changzhuang community. Both mother and son were killed. The case is full of doubts. According to the clues, you plan to visit the murder scene alone at night, search for evidence, obtain clues, and crack the truth.

    2022IndieAdventure7.99 USDSingle-playerSimilar games →
  13. 13
    孙美琪疑案:雨儿胡同 — Steam game cover

    孙美琪疑案:雨儿胡同

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Indie and Adventure with Abnormal1999:Hyperspace.

    1992年7月16日,后海湖边槐树下,发现一名女尸,衣着整齐坐在槐树下,颈部缠绕着一根吉他弦,为主要致死原因,双手有被吉他弦勒伤的痕迹,初步判定为自杀。死亡时间约凌晨2点左右,死者叫关雨珑。林警官,请你在错综复杂的线索中,寻找凶案的真相。

    2022IndieAdventure3.99 USDSingle-playerSimilar games →
  14. 14
    MeiQi:Story — Steam game cover

    MeiQi:Story

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Indie with Abnormal1999:Hyperspace.

    Collect new clues and solve new cases in the latest game in the "Meiqi" series. The new chapter "Story" takes place after the pendulum case. Liu Qingchun mustered the courage to walk into Wang Yong's house.

    2022Indie4.99 USDSingle-playerSimilar games →
  15. 15
    Project:EagleBeak — Steam game cover

    Project:EagleBeak

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Indie with Abnormal1999:Hyperspace.

    Project:EagleBeak is a mix of multiple modes of science fiction adventure game.You will play as a prisoner called ANN,imprisoned in an alien laboratory,find a way out of this matrix like laboratory.

    2022ActionStrategyIndie9.99 USDSingle-playerSimilar games →
  16. 16
    MeiQi 2020 — Steam game cover

    MeiQi 2020

    Single-player alternative to Abnormal1999:Hyperspace — playable solo, no multiplayer required. Shares Indie and Adventure with Abnormal1999:Hyperspace.

    The MeiQi Series is an episodic mystery game. This collection contains all of Season2/3/4 and 5,which will be released in 2020,and a special episode. In total there are 25 chapters.

    2023IndieAdventureRPG18.99 USDSingle-playerSimilar games →