Letter to Yourself - Send a physical letter to your future self
Typorama - Typorama: Text on Photo Editor is a Typography Art and Poster Maker application created and published by Apperto Ltd.
Future Me - Send an email to your future self
Groovebook - Groovebook is a magnificent tool through which you can precisely take your photography to an extreme height, developed and published by Shutterfly Inc.
Letter to my future self - Letter to my future self is a prominent email scheduling service that gives you the opportunity to create a letter with goals and thoughts for your future self and schedule a date for sending it.
Keepsake - Curate and send meaningful letters to the people you love