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TR-49

Play modes: singleplayer

Release Date: 21-1-2026

Developer: inkle Ltd

steamwebsite

Our verdict

8/10

  • Difficulty: Medium
  • Players: 1
  • Playtime: 5–6 h

TR-49 is a narrative deduction game from inkle, the team behind Heaven's Vault and A Highland Song. A WWII-era machine built by two Bletchley Park engineers wakes up in a church basement, and a voice through its speaker asks you to find one stolen book in its archive of obscure texts. You navigate the archive with short codes, link authors and sources, and slowly learn how the machine and its creators fell apart. It suits solo players who liked Her Story, Type Help or The Roottrees are Dead.

Players rate it Very Positive, with about 94 percent of over 1,100 reviews in favour. Reviewers describe a confusing first half hour that turns into a gripping rabbit hole once the filing system clicks, helped by an automatic notebook and a voiced handler you can talk to at any time. Many finish in one five-to-six-hour sitting and some replay for another ending.

The complaints focus on the interface and a few final titles that feel like needles in a haystack. Some found the handler's chatter frequent and interrupting, and a few felt the ending did not land. Nearly all of it is reading. At its low price it is an easy pick for archive-hunting fans.

Pros

  • Code-driven archive hunt inside a wartime computer feels fresh
  • Voiced handler turns the search into a responsive audio drama
  • Automatic notebook keeps track of links you uncover

Cons

  • Clunky interface makes the first hour confusing
  • Last few titles can feel like guesswork, per several reviewers
  • Handler dialogue interrupts reading too often for some

About

From the Steam store page · View on Steam

A voice is saying your name. A WWII-era machine, long hidden in a church basement, whirs to life. Through a crackling speaker, a man asks you to find a stolen book. He only knows the title. Time is running out.

 

The machine, created by Bletchley Park engineers Cecil Caulderly and Beatrice Dooler, contains a vast archive of obscure books, letters, and journals fed in over the span of fifty years in an attempt to crack the code of reality. As their lives fell apart, the machine kept working.

  

Navigate the computer’s archive. Link its obscure texts and uncover its creators’ secrets. Communicate with the man behind the speaker to figure out your role in this mystery. Destroy the book at the core of the machine — before it’s too late.

  • Deduce links through the archive to locate hidden sources.

  • Unravel the stories and unearth the secrets of the books’ authors and the machine's creators.

  • Map the archive and find the book that will rewrite the world.

  • Talk with your handler at any time, creating a dynamic audio drama that responds as you explore.

  • Featuring the voices of Rebekah McLoughlin (The SCP Archives, Eternal Threads), Paul Warren (A Highland Song, Viewfinder, The Séance of Blake Manor) and Phillipe Bosher (Baldur's Gate 3, Doctor Who, The Hitchhiker’s Guide to the Galaxy).

  • Original soundtrack by Laurence Chapman (A Highland Song, Heaven's Vault, The Mask of the Rose).

TR-49 takes inspiration from narrative deduction games like The Roottrees are Dead, The Return of the Obra Dinn, Type Help and Her Story, and from audio dramas like The Magnus Archives and ars PARADOXICA. 

Written and created by the award-winning team behind Heaven's Vault, Overboard!, and A Highland Song.

Featured in 

Detective games without a crime scene: mysteries hidden in files, tapes and old computers

2 Oct 2026

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More from inkle Ltd 

Heaven's Vault
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TR-49
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Overboard!
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