Where do I look for 20.1 if I’m on IOS?
The App Store
It’ll show up in the App Store :) You can open it, click on your profile picture in the top right corner and you’ll see a page which shows you the available updates for your apps. You can just keep refreshing this from time to time until it shows up.
It can take a while as Apple releases it gradually around the Globe. But it’ll arrive!