Krink is finally making it possible to exercise your whimsical marker artistry on your iPad or iPhone with the official Krink app. Choose your marker, write on any photo from your library, and when you’re done, upload it to Instagram or Facebook to share with your friends. Completed, high-resolution “Krinked” images can also be printed for a more personal touch. Check out the full list of features, or download the app from the app store for $2.99 USD.