I like Headspace, but I think it's waaay too expensive for what it is. there are a few of their meditations you can download as mp3 from the Guardian website:
https://www.theguardian.com/lifeands...ries/headspace
I like "Insight Timer" for iphone/android. loads of different meditations included, all for free:
https://insighttimer.com/
and, as Trohyn has indirectly linked to, here is a free eight-week Mindfulness course:
https://palousemindfulness.com/