ConverterFactory is a free & online convert MP4 to AAC file in the cloud, you can easily and quickly use our convert services via browser for PC, mobile or pad, and we also support convert of over 140+ audio, video, document, image and more file formats.
MP4 is a digital multimedia container file format. It is most commonly used to store video and audio, but can also be used to store other data such as subtitles and still images. It is based on the Apple QuickTime container format and is part of the MPEG-4 standard developed by the Moving Picture Experts Group.
AAC is an audio coding standard for lossy digital audio compression. It is designed to be the successor of the MP3 format and is widely used by streaming services and for audio playback on mobile devices like smartphones. It is also the default audio format for Apple's iPhone, iPod, iPad, and iTunes. AAC generally achieves better sound quality than MP3 at the same bit rate.
Before preparing to convert mp4 documents, we need to choose a computer, mobile phone, PAD comes with Chrome, Edge, Safari and other browsers, and enter https://converterfactory.com/mp4-to-aac website to open the mp4 to aac conversion page.
STEP 1
Choose MP4 files to upload to ConverterFactory website for conversion
STEP 2
Select the target output AAC format for conversion
STEP 3
Download the converted AAC file