MP4 Video & Audio Tag Editor is a powerful MP4 tag editor for MP4 video and audio files.
Features:
Edit MP4 tags in MP4, M4V, M4A, M4B, ALAC (Apple Lossless) and 3GP files
Manage cover arts
Powerful search functionality to find video and audio files in your library
Batch rename MP4 files by their tags
Get tags and poster for videos from The Movie DB with a couple of clicks
Edit all meta data atoms
Supports user interface DPI scaling
Full unicode support