Using the app without an account
On the sign-in screen, Try the demo without an account opens the app with the demo robot (Try the demo) and every tab available.
As a guest:
The app can only reach the demo robot: network settings and robot profiles are hidden, and the connection never leaves the phone.
No account is created and no personal data is stored.
Home explains what you are seeing. Create an account or Sign in take you to your real robots.
The app remembers guest mode when you reopen it, until you sign in.