It is a Windows Desktop Application and Mac Application. Windows version is created using .Net, Windows Forms and Mac version is created using Xcode, Xamarin. Database used is Sqlite to make it compatible with both Windows and Mac. PicBackMan (www.picbackman.com) is a utility application (Paid and Free) which is available for both Windows and Mac. It is a very popular uploader, used in 130 plus countries with tens of thousands of users. PicBackMan has received hundreds of testimonials and has been reviewed by many top websites like Wall Street Journal(wsj.com), tekzilla.com, makeuseof.com, addictivetips.com, smugmug.com, revision3.com and many others. PicBackMan is all about photos and videos. It helps photographers in managing their photo and video collection online or for that matter even common people. Broadly speaking it has photo upload, video upload, migrate and dedupe features. With PicBackMan you can upload your photos (and videos) to say Flickr, Picasa, Smugmug, etc. You can also use PicBackMan to migrate your existing photos from one online account to another online account, for eg. from Flickr to Dropbox. Or if you want to remove duplicates from your Flickr account, you can use PicBackMan for that too. PicBackam supports 13 services, they are, Flickr, Picasa, Smugmug, OneDrive, Dropbox, Box, Facebook, Foursqure, Instagram, Google Drive, Photobucket, Youtube and Amazon. Beauty of PicBackMan is its stability and flawless upload without much intervention from end users. PicBackMan is fully automatic and also has lots of features like sub-folder support, duplicate check, upload schedule, upload log, pause, etc. It is available for both windows and Mac with same feature lists.