Statically typed programming language for modern multi-platform applications. 100% interoperable with Java™ and Android™. Kotlin is a great fit for developing Android applications, bringing all of the advantages of a modern language to the Android platform without introducing any new restrictions.

Kotlin has been successfully adopted by major companies for their Android app development like Pinterest, Basecamp, Keepsafe etc.

As of Android Studio 3.0 Kotlin is a fully supported programming language on Android

// Option A //

To download Kotlin Programming - 1.2 (Refe mod from HappyMod.com.
You need enable the option "Unknown Sources".
1. Click on the above link to download Kotlin Programming - 1.2 (Refe mod APK.
2. Save the file in your device Downloads folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B //

To download Kotlin Programming - 1.2 (Refe from HappyMod APP, you can follow this:
1. Open your browser and download the HappyMod APK file from HappyMod.com - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android downloads and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Kotlin Programming - 1.2 (Refe in HappyMod App.