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Convert to and from MP3

Easily convert audio files to or from MP3 directly in your browser — no uploads, complete privacy, and your files never leave your device.

Conversion Engine Ready to Start

Initialize the conversion engine to start converting your files. This process loads the necessary library for file conversion.

Convert to MP3

WAV/WAVE to MP3Convert →OGG to MP3Convert →AAC to MP3Convert →FLAC to MP3Convert →M4A to MP3Convert →AIFF/AIF to MP3Convert →Opus to MP3Convert →MP4 to MP3Convert →WebM to MP3Convert →AVI to MP3Convert →MOV to MP3Convert →MKV to MP3Convert →M4V to MP3Convert →FLV to MP3Convert →

Convert from MP3

MP3 to WAV/WAVEConvert →MP3 to OGGConvert →MP3 to AACConvert →MP3 to FLACConvert →MP3 to M4AConvert →MP3 to AIFF/AIFConvert →MP3 to OpusConvert →

MP3 Format Properties

Media Type:Audio
Compression:Lossy
MIME Type:audio/mpeg
Browser Support:Universal

Supported Formats

Convert between all major formats with our privacy-first converter

Audio Formats

Convert between all major audio formats including MP3, WAV, FLAC, AAC, and more

MP3
WAV/WAVE
OGG
AAC
FLAC
M4A
AIFF/AIF
Opus
View detailed format comparison

In Development

  • Document conversions (PDF, DOCX, etc.)
  • Archive conversions (ZIP, RAR, etc.)
  • Additional image formats (TIFF, PSD, AI, RAW)
Request a format

All Supported Audio Conversions

Browse all audio format conversion combinations available on OfflineConvert.

Audio Conversions

Convert between all major audio formats including MP3, WAV, FLAC, AAC, and more

MP3 to WAV/WAVEMP3 to OGGMP3 to AACMP3 to FLACMP3 to M4AMP3 to AIFF/AIFMP3 to Opus
WAV/WAVE to MP3WAV/WAVE to OGGWAV/WAVE to AACWAV/WAVE to FLACWAV/WAVE to M4AWAV/WAVE to AIFF/AIFWAV/WAVE to Opus
OGG to MP3OGG to WAV/WAVEOGG to AACOGG to FLACOGG to M4AOGG to AIFF/AIFOGG to Opus
AAC to MP3AAC to WAV/WAVEAAC to OGGAAC to FLACAAC to M4AAAC to AIFF/AIFAAC to Opus
FLAC to MP3FLAC to WAV/WAVEFLAC to OGGFLAC to AACFLAC to M4AFLAC to AIFF/AIFFLAC to Opus
M4A to MP3M4A to WAV/WAVEM4A to OGGM4A to AACM4A to FLACM4A to AIFF/AIFM4A to Opus
AIFF/AIF to MP3AIFF/AIF to WAV/WAVEAIFF/AIF to OGGAIFF/AIF to AACAIFF/AIF to FLACAIFF/AIF to M4AAIFF/AIF to Opus
Opus to MP3Opus to WAV/WAVEOpus to OGGOpus to AACOpus to FLACOpus to M4AOpus to AIFF/AIF

All conversions are processed entirely in your browser for complete privacy.

Frequently Asked Questions

MP3 Universal audio format with excellent compatibility. Perfect for music, podcasts, and general audio.

To convert MP3 files, upload your MP3 file using our converter above, select your desired output format, and click convert. The conversion happens entirely in your browser for complete privacy.

Most widely supported audio format. Excellent for music and podcasts with adjustable quality.

MP3 files can be converted to: audio/mpeg, audio/wav, audio/ogg, audio/aac, audio/flac, audio/mp4, audio/x-aiff, audio/opus, audio/webm. Our converter supports all these output formats with customizable quality settings.

MP3 has universal browser support. It works across all browsers and devices, making it an excellent choice for broad compatibility.

For MP3, we recommend 192-320 kbps for music, 128-192 kbps for voice content, and 96-128 kbps for speech or podcasts.

MP3 offers 100% (baseline for audio). This makes it suitable for your use case.