Buffer for Instagram - Plan, track, and analyze your Instagram marketing
Tagsdock - Tag Instagram photos instantly from your iOS keyboard.
Hashtagger - Hashtagger is an exciting platform that allows you to generate popular hashtags for Instagram.
Buffer - Buffer makes it super easy to share any page you're reading. Keep your Buffer topped up and we automagically share them for you through the day.
Friski - Search your Instagram posts
Tuigram - Share tweets on Instagram