With OSMeta you will be able to easily control page titles, meta descriptions and URLs for all your articles via a single screen, which makes editing fast.
Demo: https://www.joomlashack.com/joomla-extensions/osmeta/
Mobile App solution using a Kotlin and Java framework created by Google is open-source mobile application development.
Demo: https://codecanyon.net/item/lets-code-learn-programming-easily/26641212