VerifyShare - instagram, instagram tools, giveaway, parsing,
Roundio - Explore what people posted to Instagram or Flickr near you
Giv - Snapchat & Instagram giveaways made easy
Herefeed - See what's hot near you. Powered by Instagram.
Retweet Picker - Retweet Picker is an online tool that is helping you to select the random winner from Twitter for the giveaways.
What's poppin? - Find out what people around you are thinking