Al-Jazarya Introduction to Tajweed is a free Android app developed by SEM-DEV Inc. that teaches the science of Tajweed. This app is based on the works of Imam Muhammad bin Al-Jazri, may God have mercy on him, who is considered one of the most important scholars of the science of Tajweed.

The app includes an introduction to the basics of Tajweed and covers all the rules of recitation. It also includes audio recordings of the Imam's recitation for each rule, making it easier for learners to understand and apply the rules. With this app, learners can learn Tajweed at their own pace and convenience. The app is user-friendly and easy to navigate, making it suitable for beginners and advanced learners alike.