Free browser audio conversion tool

JS audio converter

-- convert audio file & file does not need to upload
Free online audio converter. Using HTML5 and FFMPEG.JS technology, it is directly converted in the browser. Protecting data will not be stolen. No need to wait, the conversion speed is faster. The traffic overhead is smaller.
This tool supports the conversion of the following audio file formats: MP3, WAV, OGG, AAC, M4A, M4R, FLAC, WMA, OPUS, AIFF, MMF. MP3 is a popular audio format. WAV is the original audio data format. AAC is an audio format with a higher compression ratio. M4A and M4R are file formats supported by Apple devices. WMA is a format developed by Microsoft. OPUS is an audio file format developed by the Xiph.Org Foundation. It is a new generation audio format with a very high compression ratio. Use this tool you can convert M4A to MP3, MP3 to WAV, FLAC to MP3, WMA to MP3, OGG to MP3, OPUS to MP3, M4A to WAV, WAV to MP3 etc.
1

Drag the file here (the file is not uploaded)

2
Set output file parameters
Output file format:
Encoder:
Quality:
Sampling Rate:
Channel:
3
Convert
There are three steps to converting an audio file using this tool.
  • The first step is to select the file and you can click the button to open the file dialog. You can also drag files from a folder into it.
  • The second step is to set the format of the file you want to output, and set the parameters of the output file, such as the sampling rate, audio quality, channel number and other parameters.
  • In the third step, click the Convert button and wait for the conversion to complete. Then save the converted file to your computer.
The file format conversion list is as follows:
MP3 to WAV
WAV to MP3
MP3 to OGG
OGG to MP3
MP3 to AAC
AAC to MP3
MP3 to M4A
M4A to MP3
MP3 to M4R
M4R to MP3
MP3 to FLAC
FLAC to MP3
MP3 to WMA
WMA to MP3
MP3 to OPUS
OPUS to MP3
MP3 to AIFF
AIFF to MP3
MP3 to MMF
MMF to MP3
WAV to OGG
OGG to WAV
WAV to AAC
AAC to WAV
WAV to M4A
M4A to WAV
WAV to M4R
M4R to WAV
WAV to FLAC
FLAC to WAV
WAV to WMA
WMA to WAV
WAV to OPUS
OPUS to WAV
WAV to AIFF
AIFF to WAV
WAV to MMF
MMF to WAV
OGG to AAC
AAC to OGG
OGG to M4A
M4A to OGG
OGG to M4R
M4R to OGG
OGG to FLAC
FLAC to OGG
OGG to WMA
WMA to OGG
OGG to OPUS
OPUS to OGG
OGG to AIFF
AIFF to OGG
OGG to MMF
MMF to OGG
AAC to M4A
M4A to AAC
AAC to M4R
M4R to AAC
AAC to FLAC
FLAC to AAC
AAC to WMA
WMA to AAC
AAC to OPUS
OPUS to AAC
AAC to AIFF
AIFF to AAC
AAC to MMF
MMF to AAC
M4A to M4R
M4R to M4A
M4A to FLAC
FLAC to M4A
M4A to WMA
WMA to M4A
M4A to OPUS
OPUS to M4A
M4A to AIFF
AIFF to M4A
M4A to MMF
MMF to M4A
M4R to FLAC
FLAC to M4R
M4R to WMA
WMA to M4R
M4R to OPUS
OPUS to M4R
M4R to AIFF
AIFF to M4R
M4R to MMF
MMF to M4R
FLAC to WMA
WMA to FLAC
FLAC to OPUS
OPUS to FLAC
FLAC to AIFF
AIFF to FLAC
FLAC to MMF
MMF to FLAC
WMA to OPUS
OPUS to WMA
WMA to AIFF
AIFF to WMA
WMA to MMF
MMF to WMA
OPUS to AIFF
AIFF to OPUS
OPUS to MMF
MMF to OPUS
AIFF to MMF
MMF to AIFF
 Free WEB Tools
Completely free. No need to download any software or plugins, nor a Flash plugin. Open the browser and you're ready to use.
 HTML5 and FFMPEG.JS
use HTML5 audio technology, no need to upload audio files to the server. Use FFMPEG.JS technology to convert files directly in the browser. So your files won't leave your computer.
 Simple & Powerful
simple web interface. You can also complete the operation without the help of a professional technician. There are no complicated configurations. No additional expertise is required.
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