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Indie

TIS-100

97% positive of 3,399 Steam reviews

View on Steam
Released
2015
Steam Deck
Unsupported
Platforms
Steam, GOG, itch.io

Made by Zachtronics.

About the game

TIS-100 is an open-ended programming game by Zachtronics, the creators of SpaceChem and Infinifactory, in which you rewrite corrupted code segments to repair the TIS-100 and unlock its secrets. It’s the assembly language programming game you never asked for!

Tagged by players

  • Programming
  • Hacking
  • Puzzle
  • Logic
  • Difficult
  • Automation
  • Simulation
  • Psychological Horror

What players say

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Overwhelmingly Positive

What players say

  • Recommended
    Where some games imagine entirely fictional worlds and characters TIS 100 imagines a fictional CPU where you write a stripped down assembly language to solve puzzles. It is brilliant to play and unfortunately the most fun I've had programming this year. I code professionally and like many others have had huge portion of my workflow replaced with agentic AI. Every language feels the same now. Every code review feels…

    6.5 h played when written. 16 found it helpful.

    Read on Steam
  • Recommended
    Fun puzzle game for the price advertised. I work on software many levels higher in abstraction to what this game simulates so I can't comment on how accurate it is. The closest thing to my line of work are synchronous/blocking communication systems. I haven't finished the game yet but I'm instinctively reaching for non-blocking or event driven patterns that don't work here. If you want to learn programming there are…

    4.7 h played when written. 0 found it helpful.

    Read on Steam
  • Not recommended
    I aint got time to read through a whole manual to play a game.

    9 h played when written. 0 found it helpful.

    Read on Steam
All reviews on Steam