Download the Rethink app
The Rethink app installs your presets, holds your course, and keeps everything current. Mac and Windows, same features.
Already purchased?
Install the app and sign in with the email you bought with. A 6-digit code, once per computer, and everything you own is inside: presets, course, notes, all of it.
New to Rethink?
The app is free, and Rethink Essentials gives you a working version of the system with no email required. Start with Essentials
Setting up a new computer?
Sign in on the new machine and your notes and progress come with you. If you've hit the computer limit, you can free up a slot from inside the app.