Single-player games like MHRD
Below are 11 single-player Steam games similar to MHRD, 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 MHRD page.
Ranked picks
- 1

Comet 64
Single-player alternative to MHRD — playable solo, no multiplayer required. Shares Indie and Simulation with MHRD.
Comet 64 is a programming puzzle game. The year is 1984. All you got is a Comet 64 home computer and the operator's manual it came with.
- 2

TIS-100
Single-player alternative to MHRD — playable solo, no multiplayer required. Shares Indie and Simulation with MHRD.
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!
- 3

EmuDevz
Single-player alternative to MHRD — playable solo, no multiplayer required. Shares Indie and Simulation with MHRD.
A game about building emulators! Implement your own NEEES core in JavaScript, get instant feedback with unit/video tests, build the graphics unit in real time, learn 6502 assembly, debug test ROMs, and have fun with the included homebrew games!
- 4

SHENZHEN I/O
Single-player alternative to MHRD — playable solo, no multiplayer required. Shares Indie and Simulation with MHRD.
BUILD CIRCUITS. WRITE CODE. RTFM.
- 5

CHAQS 44
Single-player alternative to MHRD — playable solo, no multiplayer required. Shares Indie and Simulation with MHRD.
CHAQS 44 is a system simulation game that encourages players to explore, learn, and experiment. It offers a wide range of realistic tools and environments designed to test understanding and curiosity.
- 6

CHAQS
Single-player alternative to MHRD — playable solo, no multiplayer required. Shares Indie and Simulation with MHRD.
CHAQS is an instructive CTF (Capture The Flag) game that performs the basic functions of an operating system. While it meets your expectations from an operating system to a certain extent with the applications it contains, CHAQS progresses in the direction of more challenges in terms of gameplay.
- 7

Silicon Zeroes
Single-player alternative to MHRD — playable solo, no multiplayer required. Shares Indie and Simulation with MHRD.
Build hardware. Solve puzzles. From the creator of Manufactoria, a new open-ended puzzle game set in Silicon Valley's first startup.
- 8

IT Specialist Simulator
Single-player alternative to MHRD — playable solo, no multiplayer required. Shares Indie and Simulation with MHRD.
Step into the world of IT! Diagnose network issues, manage servers, and repair devices while handling tasks under strict SLAs. Choose your career path, from HelpDesk to IT Project Manager. Develop real IT knowledge and climb the ranks in this realistic IT simulation!
- 9

Turing Complete
Single-player alternative to MHRD — playable solo, no multiplayer required. Shares Simulation with MHRD.
Learn CPU architecture with puzzles
- 10

The Zachtronics Solitaire Collection
Single-player alternative to MHRD — playable solo, no multiplayer required. Shares Indie with MHRD.
The Zachtronics Solitaire Collection is here! Inside you will find all seven Zachtronics solitaire games, updated with new 4K graphics, plus one brand new Tarot-themed solitaire variant only available here.
- 11

Durak!
Single-player alternative to MHRD — playable solo, no multiplayer required. Shares Indie and Simulation with MHRD.
Durak is a classical Russian card game. While it requires strategical thinking, cheating is also a viable strategy as long as you don't get caught. In the same spirit pay attention to your opponents or else you might get tricked and be left as the Durak! The game is best enjoyed with 1 to 5 friends.