Convert WAV to M4A — Free, No Upload
Runs entirely in your browser. Nothing is sent to any server.
Audio
Why convert WAV to M4A?
WAV and M4A are both widely used formats. Converting between them in your browser is instant, free, and private — no account needed, and your file never leaves your device.
What is WAV?
WAV (Waveform Audio) is uncompressed, lossless audio used by audio engineers, podcasters, and music producers who need maximum quality.
What is M4A?
M4A is Apple's audio container using AAC encoding. The default format for iTunes purchases and Apple Music downloads.
Frequently asked questions
Is this WAV to M4A converter really free?
Yes, completely free. No account, no credit card, no watermark, no file size limit imposed by a paywall. Convifi is free to use forever.
Is my file safe when I convert WAV to M4A?
Your file never leaves your device. All conversion happens locally in your browser using WebAssembly. There is no upload to any server — not even Convifi's.
Does this work on iPhone, Mac, and Windows?
Yes. Because it runs in the browser, it works on any device — iPhone, Android, Mac, Windows, or Linux — as long as you have a modern browser like Chrome, Safari, Firefox, or Edge.
How long does WAV to M4A conversion take?
Conversion time depends on your file size and device. Most files convert in under 30 seconds. Longer videos or high-resolution images may take a minute or two. Nothing is being sent over the network, so your connection speed has no effect.