Buku Al-Quran Hadis MTs Kelas is an Android application developed by 99 Disk Lab designed for students in Indonesia. It is a free education and reference app that provides students in Islamic middle schools with access to the Quran and Hadiths. The app has three editions, one for each grade level, and is revised to meet the latest KMAstandards for 2019.

The app's main feature is providing students with access to the Quran and Hadiths in an easy and convenient way. The app is designed to help students learn and understand the teachings of Islam through the Quran and Hadiths. The app also includes interactive quizzes to test students' knowledge and understanding of the Quran and Hadiths. Overall, Buku Al-Quran Hadis MTs Kelas is a helpful tool for students to learn about Islam and deepen their understanding of its teachings.