# Quality Control

**URL:** <https://forums.speedlife.net/t/quality-control/251261>\
**Category:** Shift518 Automotive\
**Created:** [April 2, 2010, 11:35am UTC](https://forums.speedlife.net/t/quality-control/251261 "2010-04-02T11:35:17Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![votblindub](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/votblindub/32/6280_2.png) [@votblindub](https://forums.speedlife.net/u/votblindub)\
**Post date:** [June 23, 2010, 12:33pm UTC](https://forums.speedlife.net/t/quality-control/251261/7 "2010-06-23T12:33:16Z")

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> [@Sweet new purchase](https://forums.speedlife.net/t/sweet-new-purchase/30602/20):
>
> So what type of audio file format does Apple use? AAC or something like that? How does that stack up in terms of quality versus mp3, wma?

Apple uses something called ALAC. its exactly like FLAC.

I agree with the info Adam posted. Good info and explained in a simple manner.

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