Snapper is a companion app that allows you to take and upload photos to groups that you belong to on classdotutors.com . After the photo uploading is completed, you will be able to view the photo it immediately or at a later date on classdotutors.com.
Usage is easy. Simply log in into snapper with your facebook account, you will be shown groups that you being to. Choose the group, and take a photo as usual. Press "send photo" to automatically send it to your group.