Instagram is a popular photo sharing app for iOS, but unfortunately they do not yet have a Windows Phone client. InstaCam is an unofficial Instagram client for Windows Phone. It allows you to take pictures on your phone, apply effects to make the picture beautiful, and then share them via Facebook, Twitter, or email.
It's a new app that has a good feature set, and more features are coming.
Features:
Browse anonymously without an Instagram account or login to use more Instagram features
View popular pictures from users around the world
View pictures from your friends or view your own Instagram pictures
Share pictures with your friends on Facebook, Twitter, or email
Follow and un-follow users and see your own followers(followings)(view limit 50)
Add likes and post comments to pictures
See who liked picture(view limit 50) or added comments
Search for photos by tag
User profiles with feeds, likes, followers and more
Make your own photos and use one of 7 filters
Two special filters are exceptionally new and you will not find them anywhere else
It's a new app that has a good feature set, and more features are coming.
Features: