We only push major new features through beta channel occasionally. Your playing history and premium upgrade status will stay intact when you update to the beta version of the app.
For iPhone Users
1. Join the beta list here: https://testflight.apple.com/join/qAz0lkn0
2. You'll receive an email with instructions from Apple.
For Android Users
1. Join the golf-pad-beta Google Group at https://groups.google.com/forum/#!forum/golf-pad-beta
2. Opt in to receive access to beta versions at https://play.google.com/apps/testing/com.contorra.golfpad
3. Install or update the Golf Pad app from Google Play like you normally do