Is the WAV to MP3 converter free?
Yes. This WAV to MP3 converter is completely free and runs in your browser with no sign-up and no upload.
Does it upload my WAV file anywhere?
No. The conversion happens entirely in your browser, so your WAV file stays on your device and is never uploaded to a server.
Why convert WAV to MP3?
MP3 files are much smaller than WAV and far easier to share and store, while remaining convenient for everyday playback on almost any device.
Can I choose the bitrate first?
Yes. You pick the MP3 bitrate before exporting, so you control the balance between file size and audio quality.
Does it work on mobile?
Yes. Because the converter runs in the browser, it works on phones and tablets as well as desktops, with your audio staying on the device.
How do I convert WAV to MP3?
Open the WAV, pick a bitrate, and export. The file is encoded to MP3 in your browser, with nothing uploaded.
How much smaller will the MP3 be?
Dramatically. WAV is uncompressed, so a three-minute stereo track is roughly 30 MB. The same audio at 192 kbps MP3 is about 4 MB, which is why this conversion exists.
What bitrate should I choose?
192 kbps for music, which is the default and transparent for most listening. 320 kbps only when the WAV is a real master and it will be heard on proper headphones. 128 kbps is plenty for speech.
Can I convert the MP3 back to WAV later?
You can produce a WAV file from it, but it will not restore anything. What the MP3 discarded is gone permanently, and the WAV will simply store the lossy result at a much larger size.
Should I edit before or after converting?
Before. Trim, merge and normalize while the audio is still a lossless WAV, then encode to MP3 once at the end. Editing an MP3 means re-encoding it, and that costs quality every time.