Exam Reader-Optical Test Grade is a free iPhone app that transforms your device's camera into a grading scanner for multiple-choice tests, quizzes, and assessment papers. It boasts a 100% success rate when used as instructed and supports grading from 5 to 200 questions with 2 to 7 choices. A standout feature is its ability to grade both horizontal and vertical sheets, a first in its category. Teachers and students can create custom sheets using the app's generator, including support for right-to-left sheets (Arabic) and griddable questions.

Commercial users can publish exams for self-grading by students to compare ranks. The app has received acclaim for its superior recognition rate compared to other camera-based OMR apps, making it ideal for parents, tutors, and educators seeking efficient grading solutions.