This application is a social, non-profit initiative. It is, and will always be, completely free.

Twitter and the Twitter bird are trademarks or registered trademarks of Twitter Incorporated in the U.S. and/or other countries, and are used in accordance with the existing brand guidelines found at https://about.twitter.com/press/brand-assets

R+ for Twitter software is FOSS and you can find the source here: https://github.com/Stoyicker/Twizer