‘Instacam’ is an unofficial Instagram client for Windows Phone devices, allows you to view feeds, likes/post comments to pictures, take pictures add effects, and share pictures over Facebook, Twitter or email. The app is available for free over Marketplace.
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
Note:- This is unofficial Instagram client, which means you cannot post photos to Instagram.