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Re:Show HN: OvaFlow is FREE and now in Open Beta. Grab yours... by 50shade on Thursday April 23, 2015 @06:20PM (#9430264)
I see nothing about free coffee on this page...
Re:Show HN: OvaFlow is FREE and now in Open Beta. Grab yours... by cdmisp on Tuesday April 28, 2015 @05:00AM (#9451101)
Sign up for the Beta and Tweet a screenshot on Twitter.

http://www.ovaflow.com/blog/2015/04/23/how-to-grab-your-free...