This app was mentioned in 3 comments, with an average of 1.00 upvote
http://www.picturesforwalls.com - Black and White Fine Art Photography from across the world
I also have 2 apps that go hand in hand with the site and are used to drive traffic.
1) Wallpapers for android - https://play.google.com/store/apps/details?id=com.wPicturesforwalls
2) Inspirational Quotes - https://play.google.com/store/apps/details?id=com.wInspirationalQuotesandPhotography
Haha. That's a new one on me! Best I can think is you use my app for android
https://play.google.com/store/apps/details?id=com.wPicturesforwalls&hl=en