This app was mentioned in 3 comments, with an average of 2.00 upvotes
https://play.google.com/store/apps/details?id=jp.co.polyphony.GTCourseMaker
If you can't find it, that means it may not be compatible with your device. I was finally able to download it after trying all day.
(Android, 2014 Samsung Tab S)
<strong>@Wario64</strong>: >2015-09-30 04:57:42 UTC
>Gran Turismo 6 Track Editor app is finally out. >iPad: <em>itunes.apple.com</em> >Android: <em>play.google.com</em>
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