Comet 64

Onur Ayas / Feb 5, 2021 / Indie, Simulation

windows
Mac
linux
Steam Deck Playable

1 playing now

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.

Can your PC run it?

Change your PC

Part	Your PC	MinimumNot sure
CPU	Not set	2.0 GHz Can't tell
GPU	Not set	DX10, DX11, DX12 capable GPU. Can't tell
RAM	Not set	2 GB RAM Can't tell

What's new

Patch notes for Comet 64 - v1.08b

2021-03-21

Pressing Alt F4 now saves before exiting the game. Added a button to hide and display solution slots.

Open on Steam

What players say

Mostly Positive

74% positive, 150 reviews

Not recommended21 hrs played

I wouldn't go as far as to say it's a bad game; it is evidently very well-crafted in some aspects (like the delightful bichromatic aesthetic), but as a programming puzzle, it really leaves a lot to be desired. In terms of syntax, the language is more reminiscent of modern high-level ones but with many of the limitations of assembly, and this leads to very strange things. For example, the computer has no RAM, only...

4 found this helpful, 2026-07-26

Recommended2 hrs played

As a cloud engineer, I actually find this to be a great tool for folks new to coding to learn programming logic. The puzzles are interesting and fun to figure out, sure, but the logical concepts one learns while playing this game are fundamental to programming.

4 found this helpful, 2025-11-14

Recommended7 hrs played

some of the puzzle descriptions are a little hard to parse (blackjack and the first coordinates) but overall it's a great cozy puzzle game!

1 found this helpful, 2025-10-21

Recommended2 hrs played

Game was fun until my code stopped working at what i wanted it to do and instead did, what i told it to do.