Part 1: The Reason You Can't Add or Import AVI to iTunes
After many failures, you finally gave up to import AVI to iTunes. In fact, iTunes does not support AVI format. According to Apple official website, iTunes is only compatible with MOV and MP4 video files. In order to import AVI to iTunes and then sync AVI to iPad/iPhone/iPod/Apple TV, etc, converting AVI to iTunes recognized MOV (QuickTime) and MP4 is an ideal way.
Part 2: How to Convert AVI to iTunes Compatible Formats to Add AVI to iTunes
To convert AVI to iTunes popular MOV (QuickTime) or MP4, I strongly recommend Faasoft AVI to iTunes Converter, with which, you can convert AVI to MOV (QuickTime) or MP4 effortlessly. When the conversion is done, it becomes possible to transfer AVI to iPad, AVI to iPhone, AVI to iPod, AVI to Apple TV, etc.
Furthermore, Faasoft AVI to iTunes Converter is also an all-in-one video converter and supports converting various kinds of videos like WMV, ASF, OGV, 3GP, WebM, MXF, MKV, DV, RM, ProRes, MPG, FLV, etc to iTunes compatible MOV (QuickTime) or MP4. Conversely, this powerful AVI to iTunes Converter can transform iTunes/iPad/iPhone/iPod/Apple TV popular MOV (QuickTime) and MP4 videos to other video or audio formats for playback on your favorite devices or players.
Particularly worth mentioning is that Faasoft AVI to iTunes Converter has a basic feature of extracting audio from almost all video files and converting these audio files to iTunes/iPad/iPhone/iPod supported MP3, AAC, AIFF, WAV, etc.
For a step by step guide to convert AVI to iTunes, visit