Orthodox Prayer Book in Greek is an Android application developed by Andreas Leventakis. This free app falls under the Education & Reference category and provides access to a wide variety of prayers for different moments of your life. With this app, you can easily access prayers for morning, evening, before sleep, new year, exams and many more.

The app is designed to be simple and user-friendly, allowing you to easily navigate through the different prayers available. You can also suggest new prayers to be added to the app by sending an email to the developer. Additionally, if you find the app useful, you can rate it to show your appreciation.