Thanks for the feedback: Here the relevant quote from our TOS:

> All photos reviewed and organized via the App will only be saved temporarily on servers for the duration of the review process. The photos will be deleted immediately upon completion of such process. We will not make your photos available to others and we will not store them. No human will ever see your photos during the review process.

http://roll.eyeem.com/privacy.html

Also note that we are a German company, so German privacy laws apply.