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Convert your MP3 files online. You can convert your MP3 documents from any platform (Windows, Linux, macOS). No registration needed. Just drag and drop your MP3 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 MP3 documents from anywhere, from any machine or even from a mobile device. The MP3 converter is always available online and is completely free.
Files with .mp3 extension are digitally encoded file formats for audio files that are formally based on the MPEG-1 Audio Layer III or MPEG-2 Audio Layer III. It was developed by the Moving Picture Experts Group (MPEG) that uses Layer 3 audio compression. Compression achieved by MP3 file format is 1/10th the size of .WAV or .AIF files. The format gives advantages of streaming such audio files over the internet for listening online that was previously not possible due to the large file sizes of audio files. Sound quality of an MP3 audio file can be controlled by parameter settings such as bit rate, sample rate, joint or normal stereo.
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 MP3 into many other file formats. Please see the complete list below.