These upgrades can be purchased on top of the $67 CreateStudio Lifetime License:
The Platinum upgrade is a one-time payment of $97 that unlocks a special set of premium assets in the app.
It is a fixed bundle of assets (characters and templates). See: Platinum Upgrade Assets
The All Access Pass is a monthly or yearly subscription that unlocks all premium assets with new characters, templates, and music added monthly.
You also get premium features like Magic Captions (speech-to-text) and free monthly credits for AI text-to-speech