OnSong is under constant development and we are always looking for ways to improve the lives of musicians. Because of this, we recommend you review out our detailed release notes on our website to see what's new in both OnSong 2020 and the latest version of OnSong.
Keep in mind that OnSong 2020 will not receive most new features or services, but will receive upgrades to help it keep running with changes in iOS/iPadOS. If you want to run OnSong on a Mac, access great new features and services, download the latest version of OnSong for free and sign up for a subscription.