WAV to MP3
WAV to MP3 is a free online audio converter for changing WAV files into MP3 files. WAV to MP3 accepts 3 MIME types, returns audio/mpeg, includes 1 setting, and runs in your browser on the device.
Drop .wav file here
or click to choose
Options
Key facts
- Input
- 1 format: WAV (audio/wav, audio/wave, audio/x-wav)
- Output
- MP3 (audio/mpeg)
- Runtime
- your browser on the device
- Settings
- 1 control: MP3 quality
- File mode
- 1 input file creates 1 output file
- Cost
- $0, no account required
How to use WAV to MP3
- 1
Open your WAV file
Drop your WAV file onto the page, or click to browse and pick one from your device.
- 2
Choose options
Adjust the conversion options to suit your needs. Defaults work well for most inputs.
- 3
Convert and download
Click Convert. Your MP3 file is ready to download in seconds.
WAV to MP3 details
First, WAV to MP3 reads WAV source files and prepares MP3 output for the audio workflow. Next, The visible controls are MP3 quality. Additionally, Files and text stay in the browser session.
Encode a WAV file as a variable-bitrate MP3 using LAME. VBR generally produces smaller files at the same perceived quality compared to fixed-bitrate encoding. The conversion runs entirely in your browser via ffmpeg.wasm; your audio never touches a server. Expect a few seconds for a typical 5-minute song; longer or higher-quality settings may take a minute or two.
Common searches
- wav to mp3
- convert wav to mp3
- wav to mp3 converter
- change wav to mp3
- wav mp3 converter
Related tools
Tools that work with the same formats — most users open one of these next.
MP3 to WAV
Convert MP3 audio to uncompressed WAV — free online, no upload.
Audio Trimmer
Cut a clip from an audio file — MP3, WAV, OGG, FLAC, M4A, AAC.
OGG to MP3
Convert Ogg Vorbis audio to MP3 with selectable quality — free online, no upload.
WAV to FLAC
Convert WAV audio to FLAC (lossless, smaller files) — free online, no upload.
WAV to OGG
Convert WAV audio to Ogg Vorbis — free online, no upload.
MP3 to AAC
Convert MP3 audio to AAC with selectable bitrate — free online, no upload.
Frequently asked
What is WAV to MP3?
WAV to MP3 is a free online audio converter for changing WAV files into MP3 files. WAV to MP3 accepts 3 MIME types, returns audio/mpeg, includes 1 setting, and runs in your browser on the device.
What files does WAV to MP3 accept and create?
WAV to MP3 accepts WAV files (audio/wav, audio/wave, audio/x-wav) and creates MP3 files (audio/mpeg). The page includes 1 setting: MP3 quality.
Do my files and data stay private?
Yes. WAV to MP3 runs entirely in your browser using your device's CPU. Files and text are never uploaded to our servers, so your data stays private.
How do I use WAV to MP3?
Open WAV to MP3, drop in your WAV file, choose any options, and click Convert. Your browser does the work locally and produces a MP3 file you can save right away.
What is the maximum file size for WAV to MP3?
Because WAV to MP3 runs in your browser, the maximum size depends on your device's available memory. Most modern phones and laptops handle files up to a few hundred MB without issues.