Free Online Audio Converter

Convert audio between MP3, WAV, AAC, OGG and M4A in seconds — lossless quality, no watermark, no sign-up. Works fully in your browser.

Free to use · No sign-up · No watermark · Up to 500 MB · Files deleted after 24 h

Drag & drop your file here

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Maximum file size: 500MB

Click to change file

Output Format

Bitrate

Note: Bitrate does not apply to WAV (lossless).

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How to Convert Audio Online

Upload File

Upload any audio (MP3, WAV, AAC, OGG, M4A, FLAC) or video file (MP4, AVI, MOV) to extract audio from.

Select Format & Bitrate

Choose your target format and quality bitrate. 192 kbps is recommended for most uses.

Download

Your converted audio file is ready in seconds.

Audio Format Guide

MP3

Most compatible format. Works on every device and platform. Excellent quality at 192 kbps and above. Best general-purpose choice.

WAV

Lossless, uncompressed audio. Perfect studio quality. Very large file size — best for professional editing workflows.

AAC

Apple's preferred format. Better quality than MP3 at the same bitrate. Default for iPhones, iPads, and iTunes.

OGG

Open source Vorbis format. Better quality than MP3 at equal bitrate. Popular for game audio and web streaming.

M4A

Apple MPEG-4 audio container. Same quality as AAC. Used by Apple Music, GarageBand, and iTunes purchases.

Frequently Asked Questions

MP3 uses lossy compression — smaller file size with minor quality trade-off. WAV is lossless and uncompressed — perfect quality but much larger files (10–20× bigger). For casual listening, MP3 at 192 kbps is essentially indistinguishable from WAV.

Yes! Upload any video file (MP4, AVI, MOV, MKV, WebM) and choose an audio output format. We extract the audio track and convert it to your chosen format.

Converting from a higher quality format to a lower one (e.g. WAV to 128 kbps MP3) does reduce quality. Converting between formats of similar bitrate has minimal impact. Avoid converting the same file multiple times.

WAV for studio editing (lossless). FLAC for archiving. MP3 at 320 kbps or AAC at 256 kbps for listening. M4A/AAC for Apple devices. OGG for Android and web streaming.