Xwendkar is an Android application developed by rasty abwbakr. It is a free educational and reference application designed to assist grade 12 students in their studies. The app is divided into seven sections that include students' experiences, ministerial questions, examination, instructions, schedule, textbooks, and all books of grade 12 science and literature.

The students' experiences section consists of successful students sharing their experiences and how they achieved high grades in their respective departments. The ministerial questions section includes all subjects of grade 12 science and literature. Xwendkar also provides an examination of grade 12 subjects, which allows students to determine their level of knowledge on all subjects. The instructions section provides general guidance to students on how to try and solve problems they may face while studying. The schedule section allows students to set a schedule for their time to study and revise properly.

Moreover, the app contains textbooks of all subjects for grades 7-12, assessment guides, training books, and summaries of hands. The app also offers all books of grade 12 science and literature and provides videos for gradesXwendkar is a comprehensive application that provides students with a one-stop solution for their grade 12 studies.