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Free Online Audio Converters

Convert audio files online between popular formats including MP3, WAV, M4A, FLAC, OGG and AAC. Choose an audio format below and convert music, recordings and other audio files in seconds.

Start from the format you already have

Pick a source and we'll show what it turns into
Starting from AAC, you can go to:
AACAUAACDTSAACMP2AACOPUSAACSPXAACWV
30 tools
AACAU
AAC to AU
Online tool to convert AAC files to AU format
AACDTS
AAC to DTS
Online tool to convert AAC files to DTS format
AACMP2
AAC to MP2
Online tool to convert AAC files to MP2 format
AACOPUS
AAC to OPUS
Online tool to convert AAC files to OPUS format
AACSPX
AAC to SPX
Online tool to convert AAC files to SPX format
AACWV
AAC to WV
Online tool to convert AAC files to WV format
AAXFLAC
AAX to FLAC
Online tool to convert AAX files to FLAC format
AAXWAV
AAX to WAV
Online tool to convert AAX files to WAV format
AC3FLAC
AC3 to FLAC
Online tool to convert AC3 files to FLAC format
AC3MP3
AC3 to MP3
Online tool to convert AC3 files to MP3 format
AC3WAV
AC3 to WAV
Online tool to convert AC3 files to WAV format
AIFFFLAC
AIFF to FLAC
Online tool to convert AIFF files to FLAC format
AIFFMP3
AIFF to MP3
Online tool to convert AIFF files to MP3 format
AIFFWAV
AIFF to WAV
Online tool to convert AIFF files to WAV format
ALACAAC
ALAC to AAC
Online tool to convert ALAC files to AAC format
ALACFLAC
ALAC to FLAC
Online tool to convert ALAC files to FLAC format
ALACMP3
ALAC to MP3
Online tool to convert ALAC files to MP3 format
ALACWAV
ALAC to WAV
Online tool to convert ALAC files to WAV format
AMRFLAC
AMR to FLAC
Online tool to convert AMR files to FLAC format
AMRMP3
AMR to MP3
Online tool to convert AMR files to MP3 format
AMRWAV
AMR to WAV
Online tool to convert AMR files to WAV format
APEFLAC
APE to FLAC
Online tool to convert APE files to FLAC format
APEMP3
APE to MP3
Online tool to convert APE files to MP3 format
APEWAV
APE to WAV
Online tool to convert APE files to WAV format
AUFLAC
AU to FLAC
Online tool to convert AU files to FLAC format
AUMP3
AU to MP3
Online tool to convert AU files to MP3 format
AUWAV
AU to WAV
Online tool to convert AU files to WAV format
DTSFLAC
DTS to FLAC
Online tool to convert DTS files to FLAC format
DTSMP3
DTS to MP3
Online tool to convert DTS files to MP3 format
DTSWAV
DTS to WAV
Online tool to convert DTS files to WAV format

Most used audio convert tools

Runs in the last 30 days
01MP3 to ADX02AAX to MP303MP3 to WAV04FSB to WAV05HCA to MP3
Same file type, different job:Compress audio

Same job, a hundred times a day?

Every tool in this list runs over a REST endpoint and an MCP server, so a script can do it instead of you.

Read the API docs