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1. FitFu (YC W11): Stay active anywhere (fitfu.com) 118 points by JofArnold on Dec 17, 2010 | past | 82 comments 2. How We Jumped 50 Places in the iPhone App Store - for Free (gymfu.com) 38 points by JofArnold on Oct 7, 2009 | past | 13 comments

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