تفسير الخازن (Tafsir Al-Khazin) is an Android application that provides a comprehensive interpretation of the Quran. The app is developed by So Smart Apps and is free to download. It falls under the category of Education & Reference, specifically Books.

One of the most prominent features of the app is its search function. Users can search for any word or phrase in the Quran or its interpretation. The search function is available for the entire Quran, individual Surahs, and even a selected number of Surahs. Users can also search for specific verses and their interpretations.

The app also offers customization options like changing the font size, font color, and background color. Users can choose from eight different Arabic fonts. The app has a list of Surah names, individual verses of each Surah, and a side menu containing all the verses of a Surah for easy navigation. Additionally, users can mark their favorite Surahs and verses and even add their own notes and thoughts.