The Companion App for Rise of King is a free utility and tool app developed by Xutzgard for AndroidIt is designed to be a one-stop-shop companion app for Rise of Kingdoms players. The app features several calculators such as a resource calculator, a speedup calculator, a tome of knowledge XP calculator, an MGE calculator, and a VIP calculator. Along with these calculators, the app also provides the latest news, videos, and an event tracker.

One of the app's unique features is the ability to support the Youtube Content Creator by going to their profile and clicking subscribe. Due to the limitations of the Google Youtube API, not all videos are posted. However, users can watch the videos from the creator's profile by clicking the profile button.

The developer's goal is to make the Companion App a one-stop-shop for all Rise of Kingdoms players. Future updates will include new features and bug fixes. Users can send their suggestions or requests to the developer via email at