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MP3 to AMR

MP3 File

Introduction

This free MP3 to AMR converter can help you convert MP3 (MPEG Audio Layer 3) audio to AMR (Adaptive Multi-Rate) audio. The tool will try to maintain the audio quality of the source MP3 file and create a high quality AMR file as much as possible.

How To Use

  1. Select a "MP3 File".
  2. Click the "Convert" button to start uploading your files.
  3. Once the upload is complete, the converter will redirect a web page to display the conversion results.

Remark

  • The maximum upload file size is 200 MB.
  • Before uploading, please make sure you agree to the terms of this website.
  • If the file upload process takes a long time or is unresponsive or very slow, please try to cancel and resubmit.
  • This converter cannot support encrypted or protected audio files.
  • If the source file is a very large file, it will take more time to upload, be sure to select a valid file.

File Format Information

  • MP3 (MPEG Audio Layer 3) is an efficient and lossy compression format for digital audio, it offers a variety of different bit rates. The MP3 files can also be encoded at higher or lower bit rates, with higher or lower resulting quality. This format uses MPEG Audio Layer 3 encoding to compress audio data, which compresses the original file to a small file and still maintains good sound quality.
  • AMR (Adaptive Multi-Rate) is a audio data compression format, optimized for speech coding, an 3GPP-specified 3GP container format, used by mobile telephone handsets for voice recordings. The audio quality of this format is low. The file extensions can be .amr, .3ga.

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