Convert compressed audio into an uncompressed format for editing. Every conversion runs locally on your Mac — your MP3 files are never uploaded.
macOS 14 or later · Apple silicon · Free to try
MP3 is the universally supported compressed audio format. WAV is an uncompressed, studio-quality audio format. Convert compressed audio into an uncompressed format for editing.
PrivateRemix handles the MP3-to-WAV conversion in a couple of clicks, with the result saved right next to your original file.
Unlike free online converters, PrivateRemix has no server. Your MP3 files stay on your Mac — no upload, no cloud, no account.
Drag a MP3 file into PrivateRemix, or pick one from your Mac.
Select WAV from the formats PrivateRemix offers for your file.
The new WAV appears next to the original. Nothing leaves your Mac.
No. WAV is a lossless format, so no image or audio detail is discarded in the conversion.
Effectively yes. MP3 is the most widely supported audio format in the world, which is why it's the go-to for sharing.
WAV stores audio uncompressed for maximum fidelity, so files are large. Converting to MP3 shrinks them dramatically with little audible difference.
No. PrivateRemix runs entirely on your Mac using its own processor. Your MP3 files never leave the device — there is no server to upload to, and it works fully offline.
Yes. Drop in a batch of MP3 files and PrivateRemix converts them all locally, saving each new WAV next to its original.
Free to try. macOS 14 or later, Apple silicon.