MP4 to AAC

Convert MP4 to AAC online for free

What's new: The "Merge JPG to PDF" function is finally available after months of development, a new way to convert multiple files to one file.

1: Choose local MP4 files or enter URL of online MP4 file. 2: Choose "AAC" as target format and set options (optional). 3: Click "START CONVERSION" button and wait for conversion to complete.

Choose files or enter remote file URL

Set conversion options (optional)

# OUTPUT FILES FILE SIZE DOWNLOAD

MP4

MPEG-4 Part 14

File extension: .mp4, .m4a, .m4p, .m4b, .m4r, .m4v

MPEG-4 Part 14 or MP4 is a digital multimedia format most commonly used to store video and audio, but can also be used to store other data such as subtitles and still images. Like most modern container formats, it allows streaming over the Internet.MPEG-4 Part 14 or MP4 is a digital multimedia format most commonly used to store video and audio, but can also be used to store other data such as subtitles and still images. Like most modern container formats, it allows streaming over the Internet.

AAC

Advanced Audio Coding

File extension: .aac

Advanced Audio Coding (AAC) is an audio coding standard for lossy digital audio compression. Designed to be the successor of the MP3 format, AAC generally achieves better sound quality than MP3 at similar bit rates. AAC has been standardized by ISO and IEC, as part of the MPEG-2 and MPEG-4 specifications.