1, The full form of AIFF is Audio Interchange File Format. It’s used on Computing ,File Extensions in Worldwide

Audio Interchange File Format (AIFF) is an audio file format standard used for storing sound data for personal computers and other electronic audio devices developed by Apple Computer and most commonly used on Apple Macintosh computer systems.

2, The full form of AIFF is All India Football Federation. It’s used on Sports & Games ,Football in India

The All India Football Federation (AIFF) is the organisation which administers and manages the game of football in India.

3, The full form of AIFF is Ashland Independent Film Festival. It’s used on Regional ,Festivals & Events in United States

The Ashland Independent Film Festival (AIFF) is a film festival in Ashland, Oregon, United States.