➖➖➖ ❗Pemberitahuan of ❗ Application Developers Progress of application processing 95%, and 5% only fixes bugs that small. ➖➖➖           The development of increasingly advanced technology that is characterized by the use of smart phones, making man demanded all aspects of life becomes easier, effective, efficient, and dynamic. So also in the learning process that is generally still use the book as a medium, it is less effective and efficient when we're diruang read. So the use of smartphones me