Convert and compress audio in the browser with FFmpeg.wasm. Bitrate, mono/stereo, and sample rate stay on this device.
Extract MP3 audio from MP4 videos in your browser.
Pull high-quality WAV audio out of an MP4 clip.
Convert lossless FLAC albums to shareable MP3.
Turn Apple voice notes and AAC into MP3.
Convert WhatsApp and Telegram voice notes to MP3.
Uncompress MP3 to WAV for editing and DAWs.
Turn lossless recordings into shareable MP3 files.
Trim bitrate or switch to mono for voice notes.