At the moment, the RapidFunnel App appears to be unavailable in the Apple App Store due to glitch on Apple's end.
Our team is already working on restoring the app and we will announce any progress.
You may still access your RapidFunnel account by logging in to my.rapidfunnel.com
UPDATE as of 4:08 MST
The RapidFunnel app is now available on the Apple App Store.
We thank you for your patience.