No. A new permanent password needs to be created during your Virtual Scheduler setup via your desktop before the iPad app login. Follow the instructions in your 'Welcome to LES MILLS Virtual' email to activate your account and change your temporary password.
You will use your username (eg. email@example.com) found in your on-boarding email and your newly created password to login to the App once it has been downloaded from the App store.
Please see below a link on the steps required to activate my account for the first time, if you have not already done so:
Below is the login screen for the App