
SwiftUI Course for Beginners – Create an iOS App from Scratch
A hands-on SwiftUI course for building an iOS movie and TV browsing app with Xcode, networking, API requests, navigation, search, YouTube trailers, offline downloads, and SwiftData.
Mobile development course picks from YouTube
Learn iOS, SwiftUI, Android, and Kotlin with selected YouTube courses and track each long-form lesson by chapter in Rozum.
Paste any YouTube video link and turn it into a course


A hands-on SwiftUI course for building an iOS movie and TV browsing app with Xcode, networking, API requests, navigation, search, YouTube trailers, offline downloads, and SwiftData.

A full Android and Kotlin course covering Kotlin fundamentals, object-oriented programming, collections, coroutines, SQLite, Android Studio, XML UI, activities, fragments, Jetpack Compose, persistence, Firestore, Room, Retrofit, permissions, Google Maps, and Google Places.
Mobile development learning path
Mobile development courses are most valuable when they show the full path from language basics to real screens, navigation, data, networking, persistence, and platform tooling. This section focuses on practical iOS, SwiftUI, Android, and Kotlin lessons from experienced YouTube educators.
Rozum helps app builders work through long mobile courses without losing their place. Chapter tracking is useful when a course moves between setup, UI, APIs, storage, permissions, maps, and deployment-related lessons.
Why use Rozum.sh

Rozum turns useful YouTube videos into a learning workspace you can return to, track, and study without rebuilding your plan each time.
Paste any useful video or choose a course pick without leaving the YouTube ecosystem behind.
Long videos become structured learning paths with clear chapters and a place to continue.
Track watched chapters, completed sections, and the exact point where you stopped.
Collect lessons from different creators and keep them organized in one focused workspace.