Convert M4A to FLAC

Transform your apple audio container — typically aac encoded into FLAC format. Free, private, and browser-based.

How it works

  1. Upload M4A Files — Drag and drop your M4A files into the converter, or click to browse. Common sources: apple voice memos, itunes.
  2. Convert to FLAC — The converter processes your files to FLAC format entirely in your browser. No files are uploaded to any server — your privacy is guaranteed.
  3. Download Results — Download your converted FLAC files instantly. For multiple files, download individually or as a ZIP archive.

Why convert M4A to FLAC

  • Share M4A files from Apple devices with Windows and Android users
  • Convert to lossless FLAC format to prevent further quality degradation during editing
  • Leverage FLAC advantages: lossless quality — bit-for-bit identical to original
  • Overcome M4A limitations: confusing naming — essentially aac in mp4 container

FAQ

Is M4A to FLAC conversion free?
Yes, Fileza.io converts M4A to FLAC completely free with no limits on file size or number of conversions. No hidden fees, no watermarks, and no account required.

Will I lose quality converting M4A to FLAC?
No quality is lost. FLAC uses lossless compression, preserving all original data from your M4A file.

Is it safe to convert M4A to FLAC online?
Absolutely. Unlike most online converters, Fileza.io processes your files entirely in your browser using WebAssembly. Your M4A files are never uploaded to any server — the conversion runs on your own device, keeping your files 100% private.

Can I convert multiple M4A files to FLAC at once?
Yes, Fileza.io supports batch conversion. Drag and drop multiple M4A files at once and they will all be converted to FLAC simultaneously. Download them individually or as a ZIP archive.

Does M4A to FLAC conversion work on mobile?
Yes, the converter works on any device with a modern web browser — iPhones, iPads, Android phones, and tablets. No app installation required.

Will the converted FLAC files be smaller or larger than M4A?
File sizes depend on content and quality settings. M4A files are typically small, while FLAC files are medium (50-70% of wav).

How long does M4A to FLAC conversion take?
Most conversions complete in seconds. The exact time depends on file size and your device performance. Since processing happens locally in your browser, faster devices convert more quickly. Longer audio files may take a few extra seconds.