For
Kotlin Android API Reference - Offline, Please check:
https://play.google.com/store/apps/details?id=com.makam.reference.androidkotlin

The Application contains 11000+ (300+ packages) android class information up to API Level 34 (Android 14.0).

The whole information was taken from http://developer.android.com/reference/packages.html and the information made available in offline with in the application (~55gb of data compressed into size ~85MB).

Application provides an option to view the class information by Alphabetical order or by package.

All the content up to API level 25 can be accessed freely without any adds from Free version.

But if you want premium features and want to encourage further development, please, upgrade to premium version using In-App purchase.

**********Free App Features**********
* Content Up to API 25
* View by package
* View by Class Name
* Deep link to http://developer.android.com/reference

**********Premium App Features**********
* All the Free App Features (Obviously :-))
* All API Versions
* Search by class name
* Bookmarks
* History
* API Filtering
* Future Features

Step 1. Download Offline Android API Reference Mod (Premium) APK file on HappyMod.com.
Step 2. Once it's downloaded, open Downloads, tap on the APK file, and tap Yes when prompted.
Step 3.Offline Android API Reference Mod (Premium) APK will begin installing on your device. Simple.

Step 1. Download HappyMod APK file on HappyMod.com.
Step 2. Once it's downloaded, open Downloads, tap on the APK file, and tap Yes when prompted.
Step 3.Search Offline Android API Reference Mod, click Download.
Step 4: You can download 100% working mods on HappyMod with one click.