Free MP3 to WAV Converter
MP3 to WAV Converter: Convert Files Free in Your Browser
Drop in one MP3 or twenty. Each file is converted to WAV right in this tab, so nothing is uploaded, there is no account to create and no credits to spend.
Your files never leave this device. Conversion runs in your browser, with no upload.
What You Get, Free
Files stay on your device
Your browser decodes the MP3 and writes the WAV. No file is sent to a server, so there is nothing to wait for and nothing to delete afterwards.
Batch conversion
Add up to 20 MP3 files in one go. They convert one after another, and you can download each WAV or all of them as one ZIP.
Standard 16-bit WAV
Output is uncompressed 16-bit PCM WAV with the same channel layout as the MP3, which audio editors and DAWs can open.
Free, no account
No sign-in and no credits. Use it as often as you like.
Process
How to Convert MP3 to WAV Online
Three steps, all inside this page.
Add your MP3 files
Drop one or more MP3 files into the box at the top of the page, or click it to choose them. You can add up to 20 files, each up to 100 MB.
Let your browser convert them
Each file is converted in turn, starting right away. A row shows when it is ready and the size of the WAV it produced. Keep the tab open until the list finishes.
Download your WAV files
Download each WAV on its own, or use Download all as ZIP to save the whole batch in one file.
Capabilities
A Converter That Keeps Your Audio on Your Device
What the tool does, and what it honestly cannot do.
Convert a whole folder of MP3s in one pass
Converting tracks one at a time is slow when you have a whole folder of them. Add up to 20 MP3 files at once and they convert in sequence while you wait, each with its own status and download button. Take the finished WAVs individually or as a single ZIP.
Convert MP3 files without uploading them
Many online converters send your file to a server first, which is slow for large tracks and awkward for unreleased audio. Here your browser decodes the MP3 and writes the WAV on your own device. The page makes no upload request, so the audio never leaves it.
Know the WAV size before you download
WAV files are far larger than MP3s, which surprises people short on storage. The list shows an estimated WAV size for each file while it waits, then the exact size once it is converted. As a guide, stereo audio at 44.1 kHz comes to roughly 10 MB per minute.
Get a WAV that sounds like your MP3
Converting to WAV does not restore detail that MP3 compression already removed, so the audio sounds the same as your MP3. What you gain is an uncompressed file for editors, samplers and workflows that require WAV. Decoding uses the MP3's own sample rate where your browser allows it.
Who It's For
Who Converts MP3 to WAV
Common situations where a WAV copy of an MP3 is the file you need.
Video editors prepare timeline audio
Convert a narration or music MP3 to WAV before importing it into an editing project that works with uncompressed audio.
Producers load samples into a DAW
Turn downloaded MP3 samples and references into WAV files for a sampler or DAW that only loads WAV.
Podcasters convert a batch of episodes
Convert a set of interview or episode MP3s to WAV in one batch, then edit them in audio software where you prefer to work with WAV.
AI music creators prepare tracks for mastering
A song you downloaded as an MP3 from an AI music tool, including TinyMusic, can be converted to WAV before mastering or handing it to a collaborator who asks for WAV.
Why TinyMusic
Why Use This MP3 to WAV Converter
Three differences you can check yourself.
Local processing, not a file upload
Many online converters upload your MP3, convert it on their server and send a WAV back. This tool converts in your browser tab, so large files start immediately and unreleased audio is never sent anywhere.
Batch with a ZIP, not one file at a time
Some free converters handle a single file per run. Here you can queue up to 20 MP3 files, see each status and download the whole result as one ZIP, instead of repeating the wait and download for every track.
No account, no credits
TinyMusic's generation tools use credits, but this converter does not. There is nothing to sign in to and nothing to pay for. The only limits are per batch: 20 files, 100 MB each.
FAQ
MP3 to WAV Converter: Common Questions
Answers about formats, quality, file size and privacy.
More Tools
More TinyMusic Tools
Once your tracks are in WAV, keep working with them.
Start Creating
Convert Your MP3 Files to WAV Now
Add your files above and download the WAV versions as soon as each one finishes. Free, with no account and no upload.