In this paper we have studied the Corpus of Marathi Word Frequencies from Touch-Screen Devices Using Swarachakra Android Keyboard and the online a corpus containing word frequencies of Marathi texts that were actually typed by 27,474 users using the Android version of the Swarachakra Marathi keyboard on their mobile devices between August 2013 and September 2014 and a new mechanism for the word autocorrection and autocompletion is also suggested . We hope and expect that this will be useful for future researchers, particularly those involved in word completion and auto-correction of user errors