This App covers the following topics in Kotlin language.

Introduction to Kotlin
Kotlin Development Environment
Your First Kotlin Program
Kotlin Comments
Kotlin Variables
Kotlin Functions
Kotlin Data Types
Kotlin Operators
Kotlin Decision Making
Kotlin Loops
Kotlin Ranges
Kotlin Lambdas
Kotlin Strings

Kotlin Object Oriented Programming
Kotlin Classes
Kotlin Properties and Fields
Kotlin Inheritance
Kotlin Abstract Classes
Kotlin Interface
Kotlin Access Modifiers
Kotlin Extension
Kotlin Generics
Kotlin Data Class
Kotlin Enums

Kotlin Collections
Kotlin Collections Introduction
Kotlin list
Kotlin set
Kotlin map

Kotlin Advanced Topics
Kotlin Exception Handling
Kotlin Operator Overloading