Convert Audio & Video to MP3
Fast, free, and secure. All conversions happen locally in your browser. No file uploads, no limits.
Click to upload or drag and drop
MP4, WAV, FLAC, M4A, OGG, WebM, Opus... (multiple supported)
Supported Formats
We support a wide range of audio and video formats. Click on a format to learn more and start converting.
Can't find your format?
Tell us which format you need and we'll consider adding it.
Why Choose Our Converter?
100% Private
Files are converted locally in your browser. Nothing is uploaded to our servers.
Lightning Fast
Powered by WebAssembly technology for native-like performance.
Universal Support
Supports over 30+ audio and video formats including MP4, WAV, OGG, FLAC.
Free Forever
No daily limits, no file size restrictions, and no registration required.
Frequently Asked Questions
Yes, To MP3 Converter is completely free to use. There are no hidden fees, subscriptions, or limits on the number of files you can convert.
Absolutely. We use advanced WebAssembly technology to convert your files locally within your browser. Your files are never uploaded to our servers, ensuring 100% privacy and security.
We support a wide range of audio and video formats including MP4, WAV, FLAC, M4A, OGG, Opus, WebM, AVI, MKV, and many more. All can be converted to high-quality MP3 format.
No software installation is required. Our converter works directly in your web browser (Chrome, Firefox, Edge, Safari) on both desktop and mobile devices.
Conversion speed depends on your file size and device performance. Since the conversion happens locally, it is usually very fast, often taking just a few seconds for average-sized files.
Yes, our website is fully responsive and works on modern smartphones and tablets, allowing you to convert files on the go.