EK DERS VE SINAV ÜCRETLERİ HES is a free Android application developed by Elektrodroid and falls under the Education & Reference category. The app helps users calculate their monthly extra course hours and exam duties, including various types of exam duties such as MEB, OSYM, AÖF, and E-sınav. Users can first select their education level and tax bracket, and then enter their extra course hours for various duties such as daytime extra courses, nighttime extra courses, daytime special education duties, nighttime special education duties, and more.

Once users have entered all the required information, they can click on the "Calculate" button to get the results. It is important to note that the accuracy of the results depends on the correct input of the extra course hours and exam duties. Overall, EK DERS VE SINAV ÜCRETLERİ HES is a useful app for educators and those who work in the education sector.