PDF Notes S & PDF Notes C 15.1.0
On December 2, 2021, I uploaded version 15.1.0 of PDF Notes S & PDF Notes C to App Store and they became Waiting for Review. After Apple finishes their reviews, they will be Ready for Sale.
PDF Notes S https://itunes.apple.com/app/id961336139
PDF Notes C https://itunes.apple.com/app/id1459073729
This version supports iOS 15.