Keep your simulation current by injecting modern aircraft models (like the Airbus A350 or Boeing 777X) and updated airline callsigns. Essential Categories of ATC4 Mods
Do not manually drop files into the data folder. Download a mod manager (like the "AT4S Mod Loader"). This tool reads mods packaged as .axp or .dat files. Load your mod, hit "Apply," and let the tool write the data.
Specialized modding sites offer free downloads of 3D aircraft models scaled perfectly for the TechnoBrain engine.
Command actual flights like Emirates, Delta, or Lufthansa using their real-world callsigns and aircraft types at airports like Haneda or Naha.
These mods replace the standard, sometimes repetitive, voice lines with more diverse audio clips, enhancing the immersion of the radio chatter. How to Find and Install Mods i am air traffic controller 4 mods
While (ATC4) provides a polished simulation of Japanese aviation, the international community has expanded the experience through various modifications. These mods primarily focus on adding real-world airline liveries and custom airport scenarios that aren't available in the base game due to licensing restrictions outside Japan . Popular Mods for I am an Air Traffic Controller 4
The ATC4 community is highly active but spread across specific regional forums.
Handover Template (fields)
Developed by TechnoBrain, a company with a long history of creating in-depth flight and ATC simulations, "I am an Air Traffic Controller 4" continues a beloved series that started all the way back in 1998. The game's core is the same as its predecessors: it simulates the job of an air traffic controller. Keep your simulation current by injecting modern aircraft
Mod 4 — Composure: Under glare and fatigue I am a cool center. Emergencies arrive like flares: smoke, failure, distress calls. I marshal resources, prioritize lives over schedules, draw from checklists, and trust the crew at the controls. Composure is the habit of returning to first principles: safety, separation, and clear information.
: Inside the game folder, you will find a directory called PORT . Click on it. Inside PORT, you will see folders for each airport. The base game is for RJTT2 (Haneda Airport).
: Start the game and load a free-play or custom stage to confirm the textures and timelines render correctly. Where to Find the Best Community Content
(also known as Boku wa Koukou Kanseikan 4 or ATC4 ), developed by TechnoBrain, provides one of the most accurate aviation command simulations on the market. However, the base game's standard airport layouts and schedules can eventually feel routine for veteran players. This tool reads mods packaged as
This is a renaming exercise, and here’s how it works:
Since unofficial mods can be difficult to find or install, many players expand the game through official DLC. These add new airports with unique challenges and real-world layouts: Airport NARITA [RJAA]: Japan's largest international airport. Airport NAGOYA [RJGG]:
For further help, you can consult the Official User Manual for basic stage creation or join the Reddit FlightSim Community for active discussion. I am an Air Traffic Controller 4 General Discussions