Audio Converter — MP3, WAV Free Conversion

Convert MP3, WAV, OGG, M4A and more. All processing happens in your browser — no file upload.

Upload Audio File

Supports MP3, WAV, OGG, M4A, AAC and other browser-decodable formats.

Drag & drop audio file or click to select

MP3 · WAV · OGG · M4A · AAC

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Format Guide

MP3: Most widely supported compressed audio. Best for music sharing and streaming.

WAV: Uncompressed lossless audio. Larger file size but maximum quality. Best for editing.

OGG: Open-source compressed format. Supported in Chrome and Firefox. May not work in Safari.

M4A / AAC: AAC compressed format used by Apple. Supported in Chrome and Safari. May not work in Firefox.

Frequently Asked Questions

Are files uploaded to a server?

No. All conversion is done entirely in your browser using the Web Audio API. Your files never leave your device.

What formats can I convert from?

Any audio format your browser can decode — typically MP3, WAV, OGG, M4A, AAC. Supported formats vary slightly by browser.

Will the audio quality change?

WAV output is lossless 16-bit PCM. For MP3 output, higher bitrate preserves more quality. Converting from a compressed format to another always involves some quality loss.

About Audio Converter

Audio Converter lets you convert audio files between popular formats — MP3, WAV, OGG, FLAC, and AAC — entirely in your browser. No uploads, no accounts, no waiting. Your audio files never leave your device.

How to Convert Audio

1Upload the audio file you want to convert.
2Select the target output format from the format list.
3Adjust the quality setting if needed (higher quality means larger file size).
4Click Convert and download the converted audio file.

FAQ

Are my audio files uploaded to a server?

No. All conversion happens entirely in your browser using the Web Audio API and lamejs. Your files never leave your device.

Which audio formats are supported?

You can convert between MP3, WAV, OGG, FLAC, and AAC. Most common audio files are supported.

Will the audio quality change after conversion?

Quality depends on the format and settings you choose. Lossless formats like WAV and FLAC preserve full quality. Lossy formats like MP3 may reduce quality slightly.

Is there a file size limit?

Files up to 50MB can be converted. Very long audio files may take more time depending on your device.