M4B is for audio book, podcast and M4R is for iPhone ringtones. m4a extension.Īudio-only MPEG 4 container files usually have an M4A file extension. M4R - The Apple iPhone uses MPEG-4 audio for its ringtones but uses the. m4a audio file cannot "bookmark" (remember the last listening spot), whereas. M4B - Audio book and podcast files, which also contain metadata including chapter markers, images, and hyperlinks, can use the extension. Click here to learn about how to convert M4P to MP3. iTunes Plus tracks are unencrypted and use. M4P - Extension of MPEG-4 files with audio streams encrypted by FairPlay Digital Rights Management as sold through the iTunes Store. MP4 - Standard extension of MPEG-4 files with audio and video. Especially true of non-protected content. M4A - Extension of audio-only MPEG-4 files. It is a new codec designed to provide lossless encoding in less storage space. The M4A format is also known as Apple Lossless, Apple Lossless Encoder, or ALE. M4A format are actually the audio layer of (non-video) MPEG 4 movies. The M4A file type is primarily associated with 'MPEG-4 Audio Layer'. M4A was generally intended as the successor to MP3, which had not been originally designed for audio only but was layer III in an MPEG 1 or 2 video files. Click the Download button below to try Free M4A Converter. The M4A Converter is completely free of charge. M4A format is often used by Apple devices like the iPod or iPhone.
It also supports to convert M4A to MP3, WMV, WMA, AAC or other audo formats. This free M4A audio converter converts 100+ video and audio formats to M4A format, including AVI to M4A, WMV to M4A, MP3 to M4A, WAV to M4A, RAM to M4A, AC3 to M4A, AMR to M4A, OGG to M4A, FLV to M4A and more.
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