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Convert your MP4 files online. You can convert your MP4 documents from any platform (Windows, Linux, macOS). No registration needed. Just drag and drop your MP4 file on upload form, choose the desired output format and click convert button. Once conversion completed you can download your M4A file.
You even can perform more advanced conversions. For example you can convert password protected documents. Just expand LoadOptions and enter the password of your file. Or you can add a watermark to the converted M4A file. Expand the ConvertOptions and fill the fields for watermarking.
You can convert your MP4 documents from anywhere, from any machine or even from a mobile device. The MP4 converter is always available online and is completely free.
MP4(short for MPEG-4 Part 14) is a file format based on ISO/IEC 14496-12:2004 that is based on QuickTime File Format but formally specifies support for Initial Object Descriptors (IOD) and other MPEG features. It is mostly used to store video and audio but can also be used to store subtitles and still images. MP4 files are stored with the .mp4 extension. MP4 is an international audio-visual coding standard. Similar to most modern container formats, MP4 supports streaming over the internet. Due to the high compression used in MP4, the resultant files are smaller in size with almost all the original quality retained.
Read moreThe M4A file format is an audio file created by using the AAC (Advanced Audio Coding) which is known as a lossy compression. The word M4A abbreviated as MPEG 4 Audio. These audio files usually have .m4a file extension. This is especially true of un-protected content. It may store various types of audio content, such as audiobooks, songs and podcasts. M4A is usually realized as more advanced format than MP3, which had not been typically designed for audio only. It is just an audio layer in MPEG 1 or 2 video files. M4A format is encrypted by FairPlay Digital Rights Management as were sold via the iTunes Store use the .m4p extension. The Apple iPhones use MPEG-4 audio for their ringtones but those audio files use the .m4r extension.
Read moreYou can also convert MP4 into many other file formats. Please see the complete list below.