SimilarityRank
Instagram 0.830 11260
photo-sharing 0.805 85019
Facebook's 0.797 22136
Twitter's 0.796 38880
Tumblr 0.784 23799
Facebook 0.782 1374
WhatsApp 0.780 61570
social-networking 0.770 88849
iMessage 0.764 78979
MySpace 0.760 18155
Flipboard 0.758 71081
Zuckerberg 0.753 32309
Twitter 0.752 2106
Gmail 0.746 16215
Yammer 0.742 74199
Friendster 0.725 84667
Zynga 0.718 36005
Foursquare 0.717 29066
Dropbox 0.717 24219
MobileMe 0.712 80495
iCloud 0.712 33475
Google 0.710 1052
TechCrunch 0.709 44708
GMail 0.709 71260
Mashable 0.708 47450