Finally, the wait for Google I/O 2017 is over and as expected, many exciting announcements have been made. The whole event was filled with frequent applauses and cheers which set the audience on fire. Among several revelations, the announcement about koltin came as a big surprise for those who are in the mobile app development arena. According to the Google, the Koltin will become a completely supported language for Android. This is just one action, there are several others that promise to make an impact on app development industry. The good news is that the app developers will get the opportunity to develop many of Google actions for iOS and Android.