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Traffic Architect −10% 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.
Public builds
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Counted once we have watched for 90 days (since 21 Oct 2026)
Distinct builds deployed to a game's public (default) Steam branch, as Steam's client network describes them.
Checked within minutes of each Steam change. Observed since 21 Oct 2026.
Source: Steam client network (PICS), App info, public branch. Full methodology
Latest public build
Build 26542354
Update posts
7 postsPosts announcing an update, tagged or not
Posts in a game's official Steam news feed that announce an update: tagged as patch notes by the developer, or plainly about a patch or a released update.
Source: Steam Web API, ISteamNews/GetNewsForApp. Full methodology
Typical gap between builds
4 hoursMiddle gap across the last 8 builds we saw
Public Builds| Build | Went live | Patch notes |
|---|---|---|
| 26542354 | None posted | |
| 26513310 | None posted | |
| 26498100 | None posted | |
| 26496522 | None posted | |
| 26491876 | Update 1.1.1: building info window, green arrow at lights, calmer roundabouts | |
| 26418967 | None posted | |
| 26416768 | None posted | |
| 26411629 | Traffic Architect is out: full version 1.1.0 |
From Steam’s client network. Builds before 21 Oct 2026, when we started watching, aren't listed. Patch notes are the developer’s update post from an hour before to a day after the build. Not every build gets one.
Earlier Updates| Posted | Update |
|---|---|
| 16 Oct 2026 | Demo update 1.0.6: district routes, calmer early game, junction fixes Update |
| 10 Oct 2026 | Demo updates 1.0.4 - 1.0.5: suburbs, lane connector, new goals Update |
| 3 Oct 2026 | Demo updates 1.0.1 - 1.0.3: stricter drivers, more turn lanes, partial upgrade Update |
Steam keeps no record of past build numbers, so before 21 Oct 2026 a game’s update history comes from its own Steam news: posts tagged as patch notes, and untagged posts that plainly announce a patch or a released update. Older posts are still being read in, most played games first. How we count
