The Covid 19 pandemic has accelerated the development of the world of information technology and has changed the order of life, including in terms of education which is required to be able to adjust as a result of the Covid 19 pandemic that has infected the whole world. In the current learning situation, a medium is needed that can make students interested in learning. Among the facilities that can be used are digital media to support teaching and learning programs during a pandemic. Currently, there are many smart phones that can be used for this reason, ICT Volunteers Magetan with CV. Lestari Ilmu offers a learning application that allows parents, teachers and students to be able to learn science (school subjects) through an application android that is easy to use and without the need for an internet data package. We can download the Class Chat application for free on the official website https://relawantik.lestariilmu.id/ or on the Google Play Store and APKpure with the keyword "Class Chating" The advantage of this application is that it does not require an internet (data) package, especially during the current COVID 19 pandemic which requires students to study at home on a ring basis so that the presence of this Class Chat Application is very helpful for students, teachers and parents to save on data package bills because of this application Offline in nature and all lessons have been adapted to the 13 curriculum.

https://relawantik.lestariilmu.id/

• Indonesia

• Youth

This application was created as an answer to the difficulty of the internet network in our area (Magetan Regency) because this application is Offline so that it is very easy for students and teachers to provide lessons during the current Covid 19 pandemic. This Class Chat - Smart Learning application has been adapted to sustainable programs, because this program is very much needed in educational institutions and is always evolving following the development of IT technology.