Steam app 1861880 · updated 12 Sep 2026, 22:16 UTC
Air Traffic: Greenlight is an air-traffic-control-themed game. Direct aircraft in the area where radar coverage is limited. Prevent collisions, organize and expedite the flow of air traffic.
279 hourly samples, with the daily peak drawn over them. Weekends are shaded.
56 months, February 2022 to September 2026. The highest number of people in the game at once, each month, on a time axis -- a gap in the record stays a gap.
The highest number of people in the game at once, each month. Four, because four is as far back as the source keeps anything finer than one figure a month.
31 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
31 days as the curve, each the highest figure that day. Behind it, 165 hourly samples from 14 Aug, which is as far back as the source keeps every hour. Weekends are shaded.
12 days as the curve, each the highest figure that day. Behind it, 114 hourly samples. Each dip is a night. Weekends are shaded.
Air Traffic: Greenlight was released on 3 Feb, 2022.
| Language | Full audio |
|---|---|
| English | ● |
A blank audio cell means full audio was not marked in the returned language list.
v2.14_Taipei_Replay
Watch on Steam
v2.14_Sydney_gameplay_realtime_demo
Watch on Steam
v2.1_Franfurt_Replay
Watch on Steam
v2.1_NewYork_Replay
Watch on Steam37 achievements in total.
44 developer announcements, Feb 2022 to May 2025 · times in UTC
{STEAM_CLAN_IMAGE}/41819773/73ecd6fc6ba0e04c358b862b2d6c8ef5f01a92b8.png Rewrote the in-game window system to improve performance and maintainability. Updated cursor graphics for better visibility. Made various UI adjustments and polish.…
Patch notesHello controllers! This patch addresses some issues caused by the UI adjustments in the last update. One of the changes in the previous patch was disabling stretch scaling in high resolutions to preserve the original UI element ratios.…
Patch notes{STEAM_CLAN_IMAGE}/41819773/d547646ffcada55c732b35d189b2de1426896a9b.png Fixed: Missing terrain data in New York and Los Angeles Thank you all for your support, feedback, and bug report. If you have questions, suggestions, or bug reports…
Patch notesHello controllers! This patch primarily focuses on performance improvements. I've received many questions about whether the game is still in development. The answer is yes—I'm fully focused on the next update and have no plans for another…
Patch notes{STEAM_CLAN_IMAGE}/41819773/d547646ffcada55c732b35d189b2de1426896a9b.png Incorrect update of the waypoints/custom waypoints UI element after changing the layer setting. An aircraft could exceed the performance limitations when following…
Patch notes{STEAM_CLAN_IMAGE}/41819773/d547646ffcada55c732b35d189b2de1426896a9b.png A flight not following the approach path in certain circumstances. Minor UI bugs. Thank you all for your support, feedback, and bug report. If you have questions…
Patch notes{STEAM_CLAN_IMAGE}/41819773/d547646ffcada55c732b35d189b2de1426896a9b.png A flight made a 360 before approaching when reaching the final approach fix in certain circumstances. A flight did not align the runway before initiating the final…
Patch notesHello controllers! This update is focused on bug fixes and adding some additional features. There was a major bug in the previous version - the length of the final approach was ~1NM short, which led to several issues, including a higher…
Fann{STEAM_CLAN_IMAGE}/41819773/d547646ffcada55c732b35d189b2de1426896a9b.png When the Scheduled Time label on the flight strip was hidden, a flight delay could cause the game to crash. Aircraft didn't fall when they ran out of fuel. Changes to…
Patch notes{STEAM_CLAN_IMAGE}/41819773/d547646ffcada55c732b35d189b2de1426896a9b.png The Basics Tutorial is not continuing on 44. {STEAM_CLAN_IMAGE}/41819773/73ecd6fc6ba0e04c358b862b2d6c8ef5f01a92b8.png Changed the default color and size of the…
Patch notes{STEAM_CLAN_IMAGE}/41819773/d547646ffcada55c732b35d189b2de1426896a9b.png Fixed: Game crashes in the Basics Tutorial. {STEAM_CLAN_IMAGE}/41819773/73ecd6fc6ba0e04c358b862b2d6c8ef5f01a92b8.png Performance improvements. Thank you all for your…
Patch notes{STEAM_CLAN_IMAGE}/41819773/d547646ffcada55c732b35d189b2de1426896a9b.png When modifying a default waypoint, the editor doesn't recheck the entered course after the coordinates are changed. The maximum altitude of some default waypoints in…
Patch notesHello controllers! {STEAM_CLAN_IMAGE}/41819773/e1f84c27b459a0a4985a166dcc5231fdfd7526c1.png Routes & Procedures JSON Now you can export your routes and procedures data in JSON file, edit it by any external text editor, and import it back…
FannHello controllers! {STEAM_CLAN_IMAGE}/41819773/e1f84c27b459a0a4985a166dcc5231fdfd7526c1.png Route - Route {STEAM_CLAN_IMAGE}/41819773/c621a753928076052160808abd0480b7b9536f76.png A route can be assigned to another route. An aircraft will…
FannHello controllers! This update includes the default waypoint modification feature, a new coordinates system based on latitude and longitude, 2 airports, 13 airlines, and 2 aircraft types.…
FannHello controllers! The primary objective of the v2.14.2 update is the same runway separation mechanics overhaul. {STEAM_CLAN_IMAGE}/41819773/8e13ededca2049009cb152735404d625d4bac98d.png Departures…
Fann{STEAM_CLAN_IMAGE}/41819773/73ecd6fc6ba0e04c358b862b2d6c8ef5f01a92b8.png Added an alternative to the Shift + MMB. You can now use Shift + Ctrl + double-click(LMB) the data block to reset its position. Added a Skip button in the tutorials.…
Patch notesHi controllers, The primary purpose of this patch is to fix the issues related to replay. To make maintenance easier in the future, the game version will be changed to v2.14.1. This patch won't affect the existing replays and saves.…
Patch notesHello controllers! The milestones in the v2.14 update include approach mechanics overhaul, arrival procedure, presets, Steam Workshop, and UI improvements. {STEAM_CLAN_IMAGE}/41819773/000b4878190155cf346a6c9270204b9ecb542fa1.png…
FannHi controllers, Happy holiday! It's been a while since the Key Mapping update. In early November, I made a series of mistakes that wiped out some parts of the codes and backups. As a result, almost all game mechanics changes after the…
Fann{STEAM_CLAN_IMAGE}/41819773/9ec6812671868b7740c47fa0bc90518f56f97884.png Crashes caused by accumulated path offset in 100x replay.
Patch notesHello controllers! The Key Mapping Update includes new features to improve accessibility and fix bugs that cause game crashes in the replay. {STEAM_CLAN_IMAGE}/41819773/8f707d123496482e6fb0c9f097526b402776bfcb.png Management - Overview…
FannHello controllers! The Low Countries Update includes 3 maps, 5 airports, 7 aircraft types, 44 airlines, and 5 achievements. {STEAM_CLAN_IMAGE}/41819773/c256f68349eae195d731e2d3625cd7e63945bbb8.png The Low Countries is a coastal lowland…
FannThe saves and replays before this patch are still working, but patch 3 includes changes that may affect the existing games and replays. It's recommended to start a new game. If you want to play the replay in the previous game version, a new…
Patch notes{STEAM_CLAN_IMAGE}/41819773/9ec6812671868b7740c47fa0bc90518f56f97884.png The game crashes when removing an obstruction icon
Patch notes{STEAM_CLAN_IMAGE}/41819773/7ceb47e4265f6fbc261045190778004b3fe170d7.png Display the number of flights on the toolbar Added Steam rich presence {STEAM_CLAN_IMAGE}/41819773/9ec6812671868b7740c47fa0bc90518f56f97884.png Delays caused by…
Patch notesHello controllers! This update intends to adjust the game's difficulty, including game speed changes. New maps will be added in the next update. {STEAM_CLAN_IMAGE}/41819773/8f707d123496482e6fb0c9f097526b402776bfcb.png Traffic Flow…
Fann{STEAM_CLAN_IMAGE}/41819773/7ceb47e4265f6fbc261045190778004b3fe170d7.png Added sounds for alerts (CA, LA, EA). Added additional alert visual cues on the toolbar. You can disable this feature from the Menu-Options-Interface screen. The game…
Patch notesHello controllers! The Routes Update includes new features, a map, 3 airports, 17 airlines, 4 aircraft types, and achievements. {STEAM_CLAN_IMAGE}/41819773/579d60a50505c70458786b0fd6e6d03c263a1217.png…
FannDevlog July 2022 Discord Server Air Traffic: Greenlight now has an official Discord server! I will post some information and screenshots about new features from time to time. If you have any questions or suggestions, I will love to see you…
FannHello controllers! The Sydney Update includes a new map, 8 new airlines and 2 new aircraft types. {STEAM_CLAN_IMAGE}/41819773/1108c3dd908198f9d2e6ceca143790e3f5a8071f.png Also, the same runway separation has two changes: The same runway…
FannHello controllers! The major objective of this update is improve the accessibility. Includes new methods to direct the aircraft and new warning system. Custom Waypoint {STEAM_CLAN_IMAGE}/41819773/bd009d30c1dec22863b82a07a5ad6721d79673df.png…
FannAdded runway separation timer in the airport status window. Runway separation interval decreased slightly. Add the airport status window tutorial. Update the content in the help window.
Patch notesPatch 4 Fixed: Holding patterns not removed correctly in GUI. Fixed: The text size of the aircraft label and obstructions will be reset to the previous value when open the Option Menu. Fixed: The save replay window and load replay window…
Patch notesHello controllers! The Holding Pattern Update includes new features, map, airlines, aircraft types and achievements. Thank you all for your support, bug reports and feedback. Holding Pattern…
FannHello controllers! This update has taken much longer since the change is fairly huge. Thank you all for your support, bug reports and feedback. Since the overhaul of aircraft maneuvers now done, I will start working on the holding pattern.…
FannHello controllers! The Frankfurt Update includes a new map, new airlines, new achievements. You can now change the initial and missed approach heading and altitude for each runway.…
GyroXYou can disable or change the number of certain types of flights. You can change the number of auto-saves to keep. You can change the color of aircraft icon and label by their type. Change turning speed. Change Load screen and Flights…
Patch notesFixed: Difficulty preset incorrect. Added direction snap option.
Patch notesHello controllers! The first major update of Air Traffic is live now! Terrain Update Includes new mechanics and new map Denver. Thank you all for your support, bug reports and feedback. Elevation…
FannHello controllers! The London Update includes a new map, new airlines, new achievements, Flights screen and Flight-Strips screen. {STEAM_CLAN_IMAGE}/41819773/0f771c4662b58e156c512123a9de09b1755a7f5d.png If you feel there's something missing…
FannHello controllers! The Los Angeles Update includes a new map, new airlines and new achievements. I would like to thank you all for your support, bug reports and feedback. 1.03b Changelog New Map: Los Angeles Added Los Angeles International…
Fann1.03 Changelog Tutorial Add tutorials. Update the instructions. UI You can now change the size of the aircraft icon in the option menu. You can now change the size of aircraft labels in the option menu or using hotkey. You can now use…
FannHello Controllers, I am Gyrox, the developer of Air Traffic. Today I am excited to announce that Air Traffic is released! I will keep you posted but feel free to start a discussion here. Enjoy
GyroXWhat Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Launch | Air Traffic.exe | windows 64 |
The folders Steam Cloud syncs. The root is a token Steam uses for a location on your own machine, not a path this page can know.
| Root | Folder | Files |
|---|---|---|
WinAppDataRoaming | GyroX/Air Traffic/saves | *.sav |
It runs on public data and somebody's spare time.
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