Explorer for 500px and Instagram!

Browse and view photos or videos from 500px and Instagram500px Features- View rating-based streams (Popular, Upcoming and Editors choices) - View time-based streams (Today, Yesterday, and Week) - Search photos by terms and tags - Follow/unfollow a photo owner - Search users - View a users friend list - Fullscreen photo feature slideshow photos pacing control sequential or random control show/hide photo caption & photo owner name control external display slideshow (Pro Version only) view a photos comment and make a comment Share a photo by Facebook, Twitter(iOS5.0 or higher), and email Add/remove a photo from favorites Vote(Like) a photo View a photos location if available View a photo owners photo stream, friendss photos and favorites - User-based features View friend list and friends photos View your follower list View your photo streams Upload photos View your favorite photos View your friends photos View Collections (Portfolio & Profile Sets)- Provide options to choose higher quality 500px images for full size photo view (900px, 1080px, 1170, 1600px, 2048px). Available options depends on your devices capability. 900px is the default.+ No ad banners (Pro Version only)Instagram features- Browse popular photos- Search photos by tag- Search users by name- Browse your photos, followed users, and liked media- Like/unlike a photo- View comments of a photo- Slideshow photos++ External display slide show (Pro version only)++ Random order slideshow (Pro version only)- Show a photo geo-location if available- Share a photo via email, Facebook, Twitter or Sina-Weibo (iOS 6.x or greater)- Save a photo to camera roll+ Save a video to cameral roll (Pro Version only)+ No ad banners (Pro Version only)- An Instagram account is needed to avoid Instagram query limit.The app is not developed by either 500px or Instagram