This is a basic architectural difference. I'm comparing apps that store your data locally to apps that store your data in the cloud. It's a well-understood diff

This is a basic architectural difference. I'm comparing apps that store your data locally to apps that store your data in the cloud. It's a well-understood difference that the former (with end-to-end encrypted syncing) absolutely provides better privacy than apps that store data in the cloud that the company can read.