What are some alternatives?
When comparing ShoeBox and Buddy Image, you can also consider the following products
Google Photos - All your photos are backed up safely, organized and labeled automatically, so you can find them fast, and share them how you like.
Flickr - image and video hosting website
Photobucket - Photobucket offers image hosting and free photo and video sharing.
TexturePacker - Texture Packer is hands down the best sprite sheet generation tool on the market.
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
Dropbox - Online Sync and File Sharing