Convert WAV → MP3 Online — Free
Convert WAV to compressed MP3.
Drag & drop or click to browse
Accepts .wav files up to 100 MB
Free plan includes 10 conversions/day. Need more? Talk to us →
What is a .wav file?
WAV is a widely-used format in the Audio category. Convert WAV to compressed MP3. Files in this format are commonly used across various tools, pipelines, and workflows.
What is a .mp3 file?
MP3 is a popular format in the Audio ecosystem. Converting from WAV to MP3 gives you access to its unique features, broader tooling support, and improved interoperability.
How to convert WAV → MP3 online
Upload your file
Drag & drop your .WAV file onto the upload zone, or click "Browse" to select it.
Validate & preview
The tool checks the file type and size before uploading. Invalid files are rejected immediately with a clear error.
Convert on the server
Click "Convert" to upload and process your file. Server-side conversion typically takes ~30 seconds.
Download your result
When done, click "Download .MP3" to save your converted file. Files are securely deleted after 1 hour.
Frequently asked questions
Is this WAV to MP3 converter free?
Yes. The WAV → MP3 tool is free for up to 10 conversions per day. Pro (100/day) and Business (unlimited) plans unlock higher limits.
Is my file secure on the server?
Your file is uploaded over an encrypted HTTPS connection to a secure server worker. The converted file is stored temporarily and automatically deleted after 1 hour. We never share or store your files longer than necessary.
What is the maximum file size for WAV?
You can convert files up to 100 MB. If your file is larger, consider compressing it first or upgrading to a Business plan for increased limits.
What is the difference between WAV and MP3?
WAV and MP3 are both formats in the Audio category, each with different use cases, tooling support, and feature sets. Convert WAV to compressed MP3.
Can I convert multiple files at once?
Batch conversion is available on Pro and Business plans. Free users convert one file at a time.