Toucaan makes it possible to create "app-like" layouts for mobile and desktop apps. Use plain HTML and CSS to create screens for your native mobile app and navigate between them seamlessly using portals.
Screen vs. Page
📄️ App Screen
As the support for the service worker api grows, going PWA by default is an absolute must. The approach, however, would vary from one app to another.
📄️ Other Differences
📄️ General Tips
The list below is in not exhaustive but will somewhat set you in the right direction: