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Converter · MP3 ↔ WAV

Convert audio
formats.

Convert between MP3 (compressed lossy audio) and WAV (uncompressed lossless audio) formats. Perfect for audio editing, voice memos, or device compatibility. Free, fast, and secure.

Free · 20 MB · batch of 5 · Files auto-deleted after 1 hour.

01 — Convert Ready

Drop MP3 or WAV files here, or click to browse.

MP3 or WAV → WAV or MP3 · up to 5 files · 20 MB each

No signup · Private upload · Files deleted after 1 hour

⌘↵ to run Files deleted after 1 hour

How it works

  1. Open the Audio Converter page. Go to the Formatly Audio Converter page. It is fully free with no account setup needed.
  2. Upload your audio files. Drag and drop your audio files (MP3 or WAV) into the upload container.
  3. Choose target format. Select your target format (WAV or MP3) from the dropdown options and click Convert.
  4. Download the converted audio. Once completed, click the Download button to save the converted audio files.

FAQ

What audio formats does this tool support? This tool converts MP3 files to WAV, and WAV files to MP3. We preserve audio fidelity through high-quality encoding.

What is the difference between MP3 and WAV? MP3 uses compressed, lossy encoding which results in small file sizes that are easy to share and compatible with almost all devices. WAV stores raw, uncompressed audio data which offers maximum quality and lossless preservation, but results in much larger files.

Can I convert multiple audio files at once? Yes, you can upload and batch-convert up to five audio files at a time. Each file can be up to 20 MB.