IFTTT (If this Then That) is a free service that allows to create connections between various web services (called channels) by executing tasks called “recipes”, they are composed by a trigger that start an action.
The procedure is very simple, you just need to register a free account. Then you can create your own recipe or use that ones available, for example you can autosave your Instagram photos in Dropbox, or archive all your tweets in Evernote, etc.
The possibilities are endless and the service can be very useful to save you time for doing tasks. To know more about visit What is IFFFT?