s&box

Traffic Simulator

Update 1.2.1 31 July 2026

15 changes in this update

Factory upgrades: an upgraded factory earns more money from arriving vehicles and adds residents to the city
Per-city factory limit
Warning over understaffed factories (fewer workers = less income)
Day/night cycle
Time-of-day clock
Game over: critical-congestion warning and a countdown to collapse
Credit progression
Economic Bonus can now be bought 5 times
Minor changes to the stats panel

Vehicles leave a zone via different roads and spread more across routes
On a jam, vehicles turn around to a detour toward the same destination
The map's vehicle limit grows with population
Time acceleration no longer speeds up events and the camera
Zone plaques made smaller

Upgrading one factory/city raised the upgrade price for all of them - the price is now based on the specific zone's own level

Hot fix + small update 1.1.0 29 July 2026

14 changes in this update

Credit system: loans of 1k/3k/5k over 2/4/6 game days, repaid at +10% - toolbar button, panel, persistent badge and daily reminders
Zone highlight: hovering the road tool over a city/factory highlights the whole zone footprint
Sounds have been added

Roads can now leave a city/factory at any outward angle (was locked to 90°)
Road start snaps to the whole zone area, so you reliably connect to it
Tutorial reworked - shorter, more logical flow

X-intersections no longer break when built
Placing a city/factory no longer leaks the click into starting a road
Tutorial arrows and button highlights now match the correct step/button
Widen tutorial step is now completable (grants a free lane)
Upgrade tutorial step now advances when buying a vehicle, not only upgrades

Tutorial steps "new district / intersection" and "Land"
Auto-spawned extra factory when skipping/finishing the tutorial
Leftover dead code