Steam

If Red Then Stop

Also known as If Red Then Stop, if red then stop, if-red-then-stop

Program traffic lights, barriers, and more to solve your city’s traffic problems! Improve your coding skills by learning to control time-dependent processes with realistic state machines.

Browse all updates Add Discord alerts

Last update

21 May 2026

Latest update

AnnouncementPublished 19 Mar 2026

Visual Update – We Chose a Direction (and You Can Sign Up for the Playtest!)

Hey everyone 👋 A little while ago, we asked you to help us decide on the visual style of If Red Then Stop. After testing, iterating, and reading your feedback… We’ve made a decision! 🥳 🎨 Our new look We’re going with…

3 changesGameplayUI/audioRead announcement

Update history

Browse past updates and patch notes for this game.

3 updates

February 2026
Hey everyone 👋 We’re deep in development on If Red Then Stop, and right now we’re focusing on something that sets the entiremood of the game: 🎨 the visual style and color palette. [carousel autoadvance="true"] [/carou…Patch notes09 Feb 2026
October 2025
You know that moment when you’re stuck in traffic and think, “Why is this light still red? 🤬” Well… we made a game about that. 🎉 Say hello to If Red Then Stop. Our brand-new project! Program traffic lights, barriers,…1 changeStore09 Oct 2025

Gallery

Visual Update – We Chose a Direction (and You Can Sign Up for the Playtest!)

February 2026

October 2025