【實用社交app】Pupil|最夯免費app-綠色工廠好玩App

Pupil is a visual Q&A service designed to help you answer your visual questions. If you have a question about something you see, just take a picture, ask a question, and Pupil will find you the answer by tapping into its network of knowledgeable members. Pupil users don’t just use Pupil to ask questions, but have the opportunity to give back to the community by responding to questions submitted by other users.