To avoid malware, only download from official or verified sources: Aircrack-ng - Википедия

It is a comprehensive suite for auditing Wi-Fi security, including packet capture, injection, and WEP/WPA key recovery.

Searching for and downloading "Ultra Edition" or "Aircrack-ng Full Version" often leads to sites hosting . Legitimate Aircrack-ng is open-source and already "full" and free by default; any site asking for payment or offering an "enhanced" edition is likely a scam. Review of the Legitimate Aircrack-ng

Works best on Linux (pre-installed in Kali Linux ), but is also available for Windows and macOS. Where to Download Safely