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Steam app 666610 · updated 12 Sep 2026, 22:53 UTC

Endless ATC

Endless ATC is a realistic air traffic control simulator with a simple, easy to use interface. The goal is to guide as many planes as possible safely to the runways. Find out how many flights you can manage to control!

Endless ATC Steam header artwork
startgridstartgrid
15playing now
1624-hour peak
35all-time peak
11average, last 30 days

The last 30 days

−1.8Gain−14.3%% gain25Peak

293 hourly samples, with the daily peak drawn over them. Weekends are shaded.

0714202714 Aug19 Aug24 Aug29 Aug03 Sep08 SepFriday 14 August 202619 peakSaturday 15 August 202621 peakSunday 16 August 202622 peakMonday 17 August 202623 peakTuesday 18 August 202625 peakWednesday 19 August 202622 peakThursday 20 August 202616 peakFriday 21 August 202620 peakSaturday 22 August 202616 peakSunday 23 August 202619 peakMonday 24 August 202619 peakTuesday 25 August 202620 peakWednesday 26 August 202621 peakThursday 27 August 202615 peakFriday 28 August 202622 peakSaturday 29 August 202614 peakSunday 30 August 202614 peakMonday 31 August 202618 peakTuesday 01 September 202613 peakWednesday 02 September 202619 peakThursday 03 September 202618 peakFriday 04 September 202620 peakSaturday 05 September 202620 peakSunday 06 September 202613 peakMonday 07 September 202618 peakTuesday 08 September 202620 peakWednesday 09 September 202620 peakThursday 10 September 202623 peakFriday 11 September 202621 peakSaturday 12 September 202616 peak
Daily peakEvery hourly sample

All time

111 months, July 2017 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.

091928382017201920202022202320252026July 20176 monthly peakAugust 20175 monthly peakSeptember 20176 monthly peakOctober 20175 monthly peakNovember 20178 monthly peakDecember 20179 monthly peakJanuary 20188 monthly peakFebruary 201810 monthly peakMarch 201811 monthly peakApril 201813 monthly peakMay 201812 monthly peakJune 201812 monthly peakJuly 201812 monthly peakAugust 201812 monthly peakSeptember 20188 monthly peakOctober 20189 monthly peakNovember 201810 monthly peakDecember 201811 monthly peakJanuary 201913 monthly peakFebruary 201911 monthly peakMarch 201913 monthly peakApril 201912 monthly peakMay 201910 monthly peakJune 20199 monthly peakJuly 201912 monthly peakAugust 201910 monthly peakSeptember 201916 monthly peakOctober 201912 monthly peakNovember 201916 monthly peakDecember 201914 monthly peakJanuary 202015 monthly peakFebruary 202015 monthly peakMarch 202016 monthly peakApril 202017 monthly peakMay 202015 monthly peakJune 202017 monthly peakJuly 202016 monthly peakAugust 202016 monthly peakSeptember 202014 monthly peakOctober 202016 monthly peakNovember 202020 monthly peakDecember 202015 monthly peakJanuary 202121 monthly peakFebruary 202117 monthly peakMarch 202116 monthly peakApril 202117 monthly peakMay 202118 monthly peakJune 202116 monthly peakJuly 202121 monthly peakAugust 202116 monthly peakSeptember 202119 monthly peakOctober 202119 monthly peakNovember 202120 monthly peakDecember 202121 monthly peakJanuary 202223 monthly peakFebruary 202224 monthly peakMarch 202221 monthly peakApril 202226 monthly peakMay 202223 monthly peakJune 202219 monthly peakJuly 202219 monthly peakAugust 202225 monthly peakSeptember 202224 monthly peakOctober 202221 monthly peakNovember 202223 monthly peakDecember 202228 monthly peakJanuary 202321 monthly peakFebruary 202323 monthly peakMarch 202327 monthly peakApril 202325 monthly peakMay 202325 monthly peakJune 202320 monthly peakJuly 202322 monthly peakAugust 202319 monthly peakSeptember 202324 monthly peakOctober 202323 monthly peakNovember 202322 monthly peakDecember 202326 monthly peakJanuary 202428 monthly peakFebruary 202431 monthly peakMarch 202427 monthly peakApril 202430 monthly peakMay 202431 monthly peakJune 202428 monthly peakJuly 202432 monthly peakAugust 202426 monthly peakSeptember 202429 monthly peakOctober 202426 monthly peakNovember 202424 monthly peakDecember 202426 monthly peakJanuary 202532 monthly peakFebruary 202535 monthly peakMarch 202530 monthly peakApril 202531 monthly peakMay 202528 monthly peakJune 202522 monthly peakJuly 202527 monthly peakAugust 202529 monthly peakSeptember 202527 monthly peakOctober 202528 monthly peakNovember 202526 monthly peakDecember 202527 monthly peakJanuary 202627 monthly peakFebruary 202628 monthly peakMarch 202630 monthly peakApril 202631 monthly peakMay 202633 monthly peakJune 202627 monthly peakJuly 202627 monthly peakAugust 202635 monthly peakSeptember 202623 monthly peak
Monthly peak

The last four months

Show:

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.

09192838July 2026August 2026September 2026October 2026July 202627 peak — daily detail belowAugust 202635 peak — hourly detail belowSeptember 202623 peak — hourly detail below
Monthly peakHas finer data

July 2026

31 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.

0715222901 Jul06 Jul11 Jul16 Jul21 Jul26 Jul31 JulWednesday 01 July 202627 peakThursday 02 July 202618 peakFriday 03 July 202616 peakSaturday 04 July 202621 peakSunday 05 July 202616 peakMonday 06 July 202619 peakTuesday 07 July 202616 peakWednesday 08 July 202617 peakThursday 09 July 202623 peakFriday 10 July 202617 peakSaturday 11 July 202622 peakSunday 12 July 202617 peakMonday 13 July 202615 peakTuesday 14 July 202617 peakWednesday 15 July 202618 peakThursday 16 July 202614 peakFriday 17 July 202619 peakSaturday 18 July 202618 peakSunday 19 July 202614 peakMonday 20 July 202614 peakTuesday 21 July 202619 peakWednesday 22 July 202618 peakThursday 23 July 202617 peakFriday 24 July 202620 peakSaturday 25 July 202617 peakSunday 26 July 202622 peakMonday 27 July 202620 peakTuesday 28 July 202621 peakWednesday 29 July 202617 peakThursday 30 July 202620 peakFriday 31 July 202621 peak

August 2026

31 days as the curve, each the highest figure that day. Behind it, 175 hourly samples from 14 Aug, which is as far back as the source keeps every hour. Weekends are shaded.

0919283801 Aug06 Aug11 Aug16 Aug21 Aug26 Aug31 AugSaturday 01 August 202618 peakSunday 02 August 202635 peakMonday 03 August 202622 peakTuesday 04 August 202619 peakWednesday 05 August 202623 peakThursday 06 August 202626 peakFriday 07 August 202617 peakSaturday 08 August 202621 peakSunday 09 August 202623 peakMonday 10 August 202625 peakTuesday 11 August 202620 peakWednesday 12 August 202623 peakThursday 13 August 202621 peakFriday 14 August 202619 peakSaturday 15 August 202621 peakSunday 16 August 202622 peakMonday 17 August 202623 peakTuesday 18 August 202625 peakWednesday 19 August 202622 peakThursday 20 August 202616 peakFriday 21 August 202620 peakSaturday 22 August 202616 peakSunday 23 August 202619 peakMonday 24 August 202619 peakTuesday 25 August 202620 peakWednesday 26 August 202621 peakThursday 27 August 202615 peakFriday 28 August 202622 peakSaturday 29 August 202614 peakSunday 30 August 202614 peakMonday 31 August 202618 peak

September 2026

12 days as the curve, each the highest figure that day. Behind it, 118 hourly samples. Each dip is a night. Weekends are shaded.

0612192501 Sep03 Sep05 Sep07 Sep09 Sep11 SepTuesday 01 September 202613 peakWednesday 02 September 202619 peakThursday 03 September 202618 peakFriday 04 September 202620 peakSaturday 05 September 202620 peakSunday 06 September 202613 peakMonday 07 September 202618 peakTuesday 08 September 202620 peakWednesday 09 September 202620 peakThursday 10 September 202623 peakFriday 11 September 202621 peakSaturday 12 September 202616 peak

October 2026

Endless ATC was released on 19 Jul, 2017.

Not out yet.There is nothing to draw for this month.
Nothing here is interpolated or estimated; where a sample is missing the line is broken.

Game information

Updated 12 Sep 2026, 22:53 UTC
App ID
666610
Last updated
01 Aug 2026 build 24510941
Developer
startgrid
Publisher
startgrid
Release date
19 Jul, 2017
Platforms
Windows
Download size
8 MB
Install size
10 MB
Genres
Casual, Indie, Simulation
Game modes
Single-player
Controller support
Unknown
Achievements
10

Features & support

Steam features

Steam AchievementsCaptions availableKeyboard Only OptionMouse Only OptionTouch Only OptionFamily Sharing

Controllers & input

Accessibility

Adjustable Text SizeCamera ComfortColor AlternativesCustom Volume ControlsAdjustable DifficultyPlayable without Timed Input

Popular tags

FlightManagementImmersive SimRealisticSimulationMinimalistProcedural GenerationReal Time Tactics2DScore AttackRelaxingPuzzleSingleplayerStrategyModdableTop-DownTacticalCasualIndie
About this gameFull description from Steam
In this game, you are an air traffic controller at a busy airport: you guide incoming planes safely to the runways, by giving heading, altitude and speed instructions while monitoring the radar screen. For every plane that lands safely, you score points. As long as you make no mistakes, your score and the amount of traffic will keep rising. Find out how many flights you can manage to control at a time. Or, you can choose to limit the traffic rate at a lower level, for a relaxed gameplay. The graphics are simple, just like a real tracon radar display, but the underlying mechanics are detailed and polished. Compared to other games in the genre, this game combines the realism of hardcore simulators, with the ease of use of arcade ATC games. The sim includes 9 airports, each with a scenario and unlimited random traffic, providing many hours of gameplay. AIRPORTS Amsterdam (EHAM) Atlanta (KATL) Frankfurt (EDDF) London (EGLL) Paris (LFPG) New York (KJFK) Tokyo (RJTT) Toronto (CYYZ) Sydney (YSSY) Option to add your own airports by editing text files. See the website for instructions. KEY FEATURES 9 large airports, each with multiple runway configurations realistic plane behavior adaptive, randomly generated traffic pilot speech easy to play, by mouse or keyboard REALISM wind and storms go-arounds restricted areas parallel approaches occasional emergencies secondary nearby airports wake turbulence delays holdings Although the controls are relatively easy, this game may have a learning curve if you're unfamiliar with aviation. For example, this is how an ILS approach works:
Content & age ratings2 regional ratings

Regional ratings

DEJUSl
IGRS3
System requirementsMinimum and recommended hardware

Minimum

Minimum: OS *: Windows XP Processor: Pentium 4 Memory: 512 MB RAM Graphics: Integrated Storage: 30 MB available space

Recommended

Supported languages2 languages
LanguageFull audio
English●
Dutch

A blank audio cell means full audio was not marked in the returned language list.

Screenshots & trailersScreenshots and trailers

Trailers

AchievementsTotal count and selected achievements

10 achievements in total.

Show selected achievements (may contain spoilers)
Touchdown!Achievement
AdeptAchievement
SkillfulAchievement
ExpertAchievement
Total controlAchievement
SafeAchievement
FlawlessAchievement
EnduranceAchievement
Around the worldAchievement
AccomplishedAchievement

View all Steam achievements

50 developer announcements, Mar 2018 to Aug 2026 · times in UTC

August

  1. Update v5.8.6

    Changelog for v5.8.6:Plane labels can be moved around freely, using the Shift key + left mouse button. This can be handy to avoid overlapping labels in busy areas. The default label position of all planes can also be adjusted using the Ctrl…

    Patch notes

April

  1. Update v5.8.5

    Small update: Fix incorrect plane description when doing a speed adjustment after approach clearance. Localizer intercept point of approach routes can be placed anywhere on the extended localizer. Fix incorrect localizer intercept point of…

    Patch notes
  2. Update v5.8.4

    Bug fixes: Fix for the Alt key sometimes getting stuck after Alt-Tabbing. Fix for key bindings sometimes not saving after changing them. Adjustments: All localizer ranges are extended by 2 miles, so the default range is now 25 miles from…

    Patch notes

February

  1. Update v5.8.2 & v5.8.3

    Changelog for version 5.8.2: Adjustment to avoid arriving airplanes spawning too close behind slow airplanes. For custom airports: Increased the airspace radius limit. Added 'textpos' property to ; this is for adding centered altitude…

    Patch notes

January

  1. Update v5.8

    Version 5.8 changelog: You can now draw multiple distance lines using right clicks or using the 'Distance tool' keybinding. Previously you could draw only one line at a time. To remove a distance line, right click on the distance text. And…

    startgrid

August

  1. Update v5.7.7

    A minor update:Fixed an issue with the 'range' diplay setting, which could cause a crash when changing the setting.Fixed an issue with unexpected speed changes for planes on approach routes that end on a heading.Minor adjustment to the font…

    Patch notes
  2. Update v5.7.6

    Changes in version 5.7.6:Option to keep weather conditions constant, instead of random variation over time. See the 'Variable' button in the Weather menu.Fix for the Fast forward key (F11) not working reliably on screens with high refresh…

    Patch notes

June

  1. Update v5.7.5

    A small update:Fixed a game crash that could happen at RJTT with clouds.Improved ILS detection when a plane overshoots the localizer before intercepting the localizer from the other side.Added a hint to explain how to do parallel ILS…

    Patch notes

April

  1. Small update v5.7.4

    A small update with bug fixes: Fixed an issue with the random weather setting, which was not always working correctly when resetting the traffic. Fixed a crash that could happen when arrivals were crossing a localizer with ILS mode off.…

    Patch notes
  2. Small update v5.7.3

    Small update to version 5.7.3: Fixed a game crash that could happen when new arrivals enter a holding. Fixed an issue regarding airline selection at custom airports with secondary airports.

    Patch notes
  3. Small update v5.7.2

    Changelog of v5.7.2: Fixed occasional incorrect pilot calls and TTS errors. Fixed the auto-switching of the control bar position when resizing the window. To manually adjust the control bar position, longpress the Bar button in the Display…

    Patch notes

February

  1. Update v5.7

    New in this version: ✈ Display options Ident button to toggle on/off the blinking of plane targets that made a call. Radio button to enable 'Radio Direction Finding': this feature marks planes when they are using the radio, so you can see…

    startgrid

September

  1. Update v5.6.3

    Changelog of this small update: Improved accuracy of zooming towards the cursor when using the scroll wheel to zoom (if relative zooming is enabled in the F7 menu). Corrected ILS pronunciation in readbacks. Emergency planes can now select…

    Patch notes

June

  1. Small update v5.6.2

    Version 5.6.2: fixes a compatibility issue with older airport files, fixes a possible issue with dpi scaling.

    Patch notes
  2. Update v5.6

    What's new: Updates to all 9 airports The updates include more detailed coastlines, changes to restricted areas, added displaced thresholds and waypoints on the localizer (where applicable), corrections for magnetic variance, and updates to…

    startgrid

April

  1. Update v5.5.5 & v5.5.6

    Minor adjustments and bug fixes in v5.5.5 (4 April): Fixed issue where planes inbound secondary airports could not land after a go-around in case the runway configuration had changed to a takeoff-only config. For example, planes inbound RD…

    Patch notes

February

  1. Update v5.5.4

    Hotfix version 5.5.4: Fixed issues with binding keys in the F7 menu. Fixed incorrect initial flight level for planes on departure routes.

    Patch notes
  2. Update v5.5.2 & v5.5.3

    Hotfix v5.5.2 (20 Feb): Fixed missing handoff readbacks from departures at custom airports. Fixed game crash when switching airports caused by old savegames. Hotfix v5.5.3 (21 Feb): Fixed wind change at YSSY scenario causing storms over the…

    Patch notes
  3. Update v5.5

    This version adds extra options that allow you to play in a more realistic way, and the gameplay controls can now be customized to your liking. Changelog for version 5.5: Added 3 new options to the 'Realism' menu: Air pressure, Random…

    startgrid

October

  1. Update v5.4.2

    Small update (v5.4.2): Fixed achievements not triggering since previous update. Fixed typos.

    Patch notes

September

  1. Update v5.4.1

    Changelog for version 5.4.1, a small update: Added a hidden option to clear the plane tracks from the pause menu, by longpressing the 'text' button in the Display menu. Clearing tracks still happens automatically when resetting a game. A…

    Patch notes
  2. Update V5.4

    Update v5.4 changelog: Added 'errors' button to the Delay menu. The errors setting simulates miscommunications and small pilot errors (including readback errors, planes not following the instruction correctly, and more). When enabled, these…

    startgrid

May

  1. Update V5.3.1

    Here's the changelog for version 5.3.1: Added icons on the buttons in the 'main' menu. Clicking on the skill/wind/speed text at top of the screen now opens the corresponding menu, for quicker access to these settings. L and R heading…

    Patch notes

March

  1. Update V5.3: New features, UI improvements and more realistic turns

    Changelog for version 5.3 of Endless ATC: New features: New Speed menu, where you can increase the simulation speed in steps of 0.5x all the way up to 10x. In this menu, press the Smooth button to switch to a higher 'physics rate' for…

    startgrid

December

  1. Update V5.2.3: Added sound menu, and some small adjustments

    Changelog: Added a sound menu with adjustable volumes. Minor adjustments: Game saves after completing a scenario, to avoid losing progression in case the autosave on exit fails. Planes won't backtrack anymore after landing at London City…

    Patch notes

October

  1. Hotfix V5.2.2

    Changelog for version 5.2.2: Fix issue where the gameplay timer was dependent on the time multiplier (speed) setting, in some cases. For example, a 30 minute timer should always finish after 30 minutes, even when playing at 10x speed. Fixed…

    Patch notes
  2. Update V5.2: Curved heading line, and many more small improvements

    What's new in version 5.2: New features Added curved heading lines as a display option, which draws a prediction of the turn radius of the selected plane. This can be helpful with timing a turn instruction, as it indicates the future…

    startgrid

August

  1. Update V5.1: Added plane symbol customization, and more.

    What's new in version 5.1: Added aircraft target symbol customization, see the target button in the display menu. You can choose between 6 different styles:{STEAM_CLAN_IMAGE}/29483606/d93b97af60aa4c49f03be5b7aa232fed1b07ef07.png Added wind…

    startgrid

May

  1. Update v5.0.3

    A small update with a couple of improvements and adjustments. Changelog: Improvements to scenario mode, mainly extending some of the time limits to make it less hard to complete them: EDDF +2 minutes, KATL +2 minutes, LFPG +2 minutes, RJTT…

    Patch notes

April

  1. V5.0: More customization options and 9th scenario added

    Version 5.0 is now available with the following changes and additions: Added 9th scenario (Sydney). Every airport in the game now has a scenario; see the traffic menu at EHAM airport to start the first one. The 'goals' screen shows which…

    startgrid

February

  1. Update v4.9: More scenarios

    Changelog: Hotfix v4.9.4 (21 Feb): Fixed invisible scenario buttons. Added two more scenarios (Tokyo and Toronto), now totalling 8 challenges that require full focus and efficiency to complete without mistakes (and within the time limit).…

    startgrid

November

  1. V4.8 Update: added two scenarios, various small improvements

    Hotfix 4.8.1 (23 Nov): Increased time limits of scenario 3 and 4 to make them a bit easier to complete, and minor bug fixes. What's new in version 4.8 (15 Nov): General changelog: Added scenarios to LFPG and KJFK. The game now features 6…

    startgrid

September

  1. V4.7: Added scenarios, various adjustments.

    Hey! Here's what's new in version 4.7: Added 4 scenarios. Scenarios are short (less than 30 minute) challenges which can be completed by landing a certain number of planes without any mistakes. Some scenarios also have a time limit…

    startgrid

August

  1. Update v4.6: Distance tool, custom flow rates, and more.

    Hello! Here's what's new in Endless ATC version 4.6, released on August 11th 2021: Features Added a distance tool to easily measure the distance between any two points on the radar screen. Click and release the right mouse button to start…

    startgrid

July

  1. V4.5: Fly from VOR to VOR, and many new options for custom airports

    Hello everyone! Here's the changelog for version 4.5: Planes can fly to a VOR and then direct to another VOR using a single instruction, similar to the current 'VOR then heading' function, by dragging the mouse from the selected VOR onto…

    startgrid

March

  1. V4.4: More customization options, added play timer, and other improvements

    v4.4.6 (29 May) has a couple more minor adjustments and bugfixes; the speed selector value won't automatically change anymore when the speed setting is already being changed by user. v4.4.5 (18 May) contains several minor adjustments and…

    startgrid

January

  1. Update v4.3

    Changelog: v4.3.1 (24 February 2021): Longpress the ring button in the display menu to double the size of the circles drawn around planes. APP button is available when planes are holding at an app beacon (in custom airports). Approach…

    startgrid

July

  1. V4.2: Small adjustments, and unveiling the new custom airports feature

    Changelog for version 4.2: Adjusted localizer status LOC, which will now only be active when the plane points towards the runway, not when overshooting the ILS. This avoids double penalties during overshoots at parallel runways. Improved…

    startgrid

February

  1. Update v4.1: adding more detail

    Changelog: v4.1.3 (29 May 2020): Faster speech rate when fast forwarding (F11). Fixed stutter when using flow traffic mode. More help for beginners. Resetting the game in the airport menu now requires an extra click, to avoid accidental…

    startgrid

October

  1. V4.0: Added Sydney Airport, dark mode, and more

    Added 9th airport: Sydney (YSSY), Australia. The parallel runways there are positioned closely together, so it's recommended to intercept the localizers with vertical separation, for example at 3000 feet from the west side and 2000 feet…

    startgrid

July

  1. v3.9.8, v3.9.9 & v3.9.10: New label style option and several adjustments

    What's new in Endless ATC: New option to choose between plane label styles: there's now a 2-line and a 4-line option, in addition to the default 3-line plane label. In real life, radar display layouts differ per country/facility, but in the…

    Patch notes

May

  1. Update V3.9.6: small adjustments and bugfixes

    A bit of polishing and maintenance in this small update of the simulator: increased chance of light category aircraft (L), mainly at North American fields where that's more common, and several traffic and plane type updates corrected…

    startgrid

February

  1. V3.9.4: Finetuning

    A couple of fixes and adjustments: V3.9.3 (6 Feb 2019) Flow limit can be set up to 180 planes per hour. Before, the limit was 120/h, which may not be challenging enough when there are 3 landing runways available (like at KATL). However, the…

    Patch notes

December

  1. V3.9: Updated wake turbulence categories and minor adjustments

    A small update with more wake turbulence categories, graphical adjustments, and bugfixes. Patch notes: Added three more wake categories, totalling 6 (like RECAT in real life, which is used at several big airports). It isn't really noticable…

    Patch notes

November

  1. Update v3.8: More airports

    A pretty big update this time, including two more locations! Furthermore, the amount of traffic and the weather can be customized more precisely. Summary of what's new: Tokyo Haneda Airport (RJTT). Toronto Pearson Airport (CYYZ), plus the…

    startgrid

August

  1. Update v3.7

    New in this release: Better departure capacity from parallel runways. When, for example, a departure from a northern runway turns to the south after takeoff, the southern runway is blocked for a bit. But from now on, it's more likely that a…

    startgrid

July

  1. Update version 3.6

    New in this version: Long press and doubleclick functionality of the sidebar can now also be used with the mouse and keyboard commands, for example selecting ILS* mode by longpressing the Insert key, or longpressing both left and right…

    startgrid

April

  1. Update v3.5.3

    Small update with some adjustments here and there. Changelog: faster speech rate when time multiplier is enabled game starts paused when skill value is high (12+), to have some time to get ready to play bugfix (OK button being sometimes…

    startgrid

March

  1. Update v3.5

    In this update, there are several changes/new features aiming for a better controlling experience. Here's a list of what's new: (edit 23 March): bugfixes planes can make turns greater than 180 degrees; instead of just making the shortest…

    startgrid
  2. Update v3.5

    In this update, there are several changes/new features aiming for a better controlling experience. Here's a list of what's new: (edit 23 March): bugfixes planes can make turns greater than 180 degrees; instead of just making the shortest…

    Patch notes

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