Audio Format Converter
Convert audio files between MP3, WAV, OGG, M4A, FLAC, AAC, and Opus formats. All processing happens locally in your browser.
Drag and drop an audio file here, or click to select
Supported: MP3, WAV, OGG, M4A, FLAC, AAC, Opus, WebM, and more
Select an audio file to begin conversion
FAQ
What audio formats are supported?
Input: MP3, WAV, OGG, M4A, FLAC, AAC, Opus, and WebM audio. Output: MP3, WAV, OGG, M4A, FLAC, AAC, and Opus.
Is my audio file uploaded to a server?
No. All conversion happens entirely in your browser using Web Audio API and FFmpeg.wasm. Your files never leave your device.
What quality settings are available?
High quality uses higher bitrates for better sound quality but larger file sizes. Medium is a good balance. Low uses lower bitrates for smaller files.