Audio Converter

Convert audio files between MP3, WAV, FLAC, AAC, OGG, M4A, and WMA formats instantly. Batch process multiple files. 100% free, no signup, all processing happens in your browser.

Audio Converter

Load the audio engine to start converting files. Processing happens entirely in your browser.

Features

  • Convert between MP3, WAV, FLAC, AAC, OGG, M4A, and WMA

  • Batch convert multiple audio files at once

  • Drag and drop file upload

  • No file size limits

  • Preserves audio quality during conversion

  • Download individual or all converted files

  • See file size comparison (original vs converted)

  • 100% client-side processing with FFmpeg

  • No file upload to server - complete privacy

  • Works on all devices and browsers

Perfect For

Music Collection

Convert your music library between formats for compatibility with different players and devices.

Podcast Production

Convert raw audio recordings to MP3 or AAC for podcast distribution on all platforms.

Voice Recordings

Transform voice memos and dictation recordings into universally compatible formats.

Web Development

Convert audio files to web-friendly formats like OGG and MP3 for website integration.

Archival

Convert audio to lossless FLAC or WAV format for long-term preservation and archival storage.

Mobile Compatibility

Convert audio files to formats supported by your phone or tablet for on-the-go listening.

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Why Use Our Audio Converter?

The fastest, most private way to convert audio files online. Your files never leave your device.

7 Audio Formats

Convert between MP3, WAV, FLAC, AAC, OGG, M4A, and WMA with a single click.

100% Private

Audio files never leave your device. All conversion happens locally in your browser.

Fast Conversion

Powered by FFmpeg WebAssembly for near-native speed audio processing.

Batch Processing

Convert multiple audio files simultaneously. No limits on quantity or file size.

Works Everywhere

Use on any device with a modern browser. No software installation required.

Instant Download

Download converted files immediately. No waiting, no email, no signup needed.

Audio Format Comparison

Choose the right format for your use case

FormatBest ForCompressionQualityFile Size
MP3Music, podcasts, general audioLossyGoodSmall
WAVProfessional editing, studio workUncompressedExcellentVery Large
FLACArchival, audiophile listeningLosslessExcellentLarge
AACStreaming, Apple devicesLossyVery GoodSmall
OGGWeb audio, gaming, open sourceLossyVery GoodSmall
M4AApple ecosystem, iTunesLossy/LosslessVery GoodSmall to Medium

Audio Conversion - Frequently Asked Questions

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Complete Guide to Audio Conversion

Why Convert Audio Files?

Audio conversion is essential for device compatibility, storage optimization, and media distribution. Different players and platforms support different formats. Our free audio converter lets you switch between MP3, WAV, FLAC, AAC, OGG, M4A, and WMA formats instantly in your browser.

Privacy-First Conversion

Unlike CloudConvert, Convertio, or Zamzar which upload your files to their servers, our converter processes everything locally in your browser using FFmpeg WebAssembly. Your audio never leaves your device, ensuring complete privacy for sensitive recordings.

Choosing the Right Format

For general use and maximum compatibility, MP3 is the safest choice. For professional audio work and archival, use FLAC or WAV to preserve full quality. AAC and M4A work best with Apple devices and streaming services. OGG is ideal for web applications and open-source projects.

Batch Conversion

Need to convert an entire music library or batch of recordings? Our batch processing feature handles unlimited files simultaneously. Drag and drop all your audio files, select your target format, and download everything at once. No limits, no signup, completely free.

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