AAC to FLAC
Convert AAC files to FLAC with a focused browser-based tool.
Convert AAC to FLAC online
AAC is an efficient lossy audio codec used by many streaming and mobile platforms. FLAC is a lossless audio format that preserves original audio data. Converting from AAC to FLAC is useful when you need archival and high-quality listening without lossy compression, or when a player, editor or publishing workflow expects this audio format.
How to convert AAC to FLAC
- Choose a AAC file from your device.
- Review any available quality or output settings.
- Start the conversion and download the finished FLAC file.
What to know before converting
Re-encoding compressed media can reduce quality. Use a suitable bitrate or quality setting when one is available. This tool is designed to perform supported conversions in the browser, so you can get to the result without installing desktop software.
About AAC and FLAC files
AAC audio is useful for efficient audio with strong device support. FLAC audio is useful for archival and high-quality listening without lossy compression. Choosing between them depends on the software you use, the level of compatibility you need, and whether file size, editability, quality or transparency matters for your workflow.