More to explore:
Cool photo app!
[REVIEW] TECH: Griffin StompBox for iPad
Collect moments you've captured through Instagram a tell a comprehensive, compelling story. Publish your narratives to a 500px photoblog for free!
Multi-language dictionary and translator app (free!)
ProCamera app. :O CLEAR.
Tellit app - goes further than Whatsapp, besides text chats it also offers voice chats, etc.
Square Card Case
Remote access via iPhone
Fownd for iPhone: find your stuff
Reperli - My address book by REPERLI
Buffer for iPhone lets you easily add Tweets to your Buffer on the move.
[REVIEW] Zoom iQ6 iOS Mic—Turns an iPhone into an excellent field recorder; $100; Details.