Kanji Robo is an Android app developed by Robotani Technologies that helps users to learn and revise kanji characters in a fun and easy way. The app is free to download and use, and falls under the Education & Reference category.

The app is designed for beginners who are learning kanji characters for the first time, and includes characters from the first grade to the sixth grade in Japanese school. Users can select the grade they want to revise and start learning. With a simple user interface, users are presented with a kanji character and four options to choose from. They just need to tap the correct kanji yomi from the four options, making it easy and intuitive to use. Kanji Robo is a great way to brush up on your kanji skills and have fun while doing it!