Traffic Architect

by Green Signal Games · Releases Nov 3, 2026, 6:00 PM UTC

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Patch notes

Oct 29, 2026
PatchUpdate 1.0.8: interchanges ban turns across the main road, one-click turn bans
Update 1.0.8 is out. Steam installs it automatically. Most of it came from your reports, here in the discussions and on Discord. New Interchanges ban the turns across the main road. On roads without a median, a new interchange puts no-turn signs where a ramp m…
Oct 26, 2026
PatchDemo update 1.0.7: ground-level bridges and tunnels, interchanges anywhere
The demo has a new update, 1.0.7. Steam installs it automatically. Most of it came from your reports, here in the discussions and on Discord. New Ground-level bridge and tunnel. The Bridge and Tunnel buttons now have levels; press B or T again to switch. A gro…
Oct 16, 2026
PatchDemo update 1.0.6: district routes, calmer early game, junction fixes
The demo has a new update, 1.0.6. Steam installs it automatically. Most of it came from your reports, here in the discussions and on Discord. New District routes. With the Info tool, click a district to see the routes of the cars coming to it. Click it again t…

Other news (6)

Oct 10, 2026
Demo updates 1.0.4 - 1.0.5: suburbs, lane connector, new goals
The demo has had two more updates. Steam installs them automatically, so if you have the demo you already have them. Many of bugfixes and changes came from your reports, here in the discussions and on Discord. New Suburbs. Districts now grow houses around them…
Oct 3, 2026
Demo updates 1.0.1 - 1.0.3: stricter drivers, more turn lanes, partial upgrade
The demo has had three updates since launch. Steam installs them automatically, so if you have the demo you already have them. These are the most important changes, many of them from your feedback here and on Discord. Traffic Much stricter drivers. Cars used t…
Sep 8, 2026
Where the traffic comes from: how the city grows
Every article so far has been about carrying traffic — interchanges, then buses, trains and metro. This one is about where the traffic comes from. In Traffic Architect you don't need to worry about building the city: it grows on its own, and every building it …
Aug 24, 2026
Buses, trains and metro — taking cars off the roads you built
Traffic Architect is a traffic game first. You build the roads, the junctions and the interchanges; the city grows along them and fills them with cars. Public transport is how you take that load back off — and it's the part of the game nobody has seen yet. A b…
Aug 10, 2026
Feature spotlight #1: Highways & interchanges - when more lanes aren't enough
Every city in Traffic Architect hits this moment: a crossroad that used to work fine is now a parking lot. You've upgraded the roads, tuned the lights, and it's still red. The problem isn't the road anymore - it's the intersection. A signalized junction serves…
Aug 5, 2026
Hello, Steam! Traffic Architect has arrived
Hello, Steam! Traffic Architect has arrived 🚦 We just passed Steam's review and the store page you're looking at is officially live — this is the very first post in what will become a long devlog series. What is Traffic Architect? A traffic management city bu…

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Traffic Architect Demo
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Demo players now: 205
24h peak: 447
Highest seen: 498
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Store info

Become the master of traffic with your expert infrastructure designs. Lay down streets, shape junctions, time traffic lights, design a public transport network, and watch the city come alive. It grows on its own, and every new building sends more trips onto the roads you built.

Developer: Green Signal Games
Publisher: Green Signal Games
Release date: Nov 3, 2026, 6:00 PM UTC
Install size: 1 GB minimum
Platforms: macOS · Windows
Genres: Simulation, Strategy · All
Steam app ID: 5028050

Traffic Architect

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