Open the Play Store app on your phone and search for Gospel Library, Mormon Channel, or LDS Tools. Select the app from the search results and tap the Install button. Or, from your phone, tap the links below for each app.
LDS Android applications are available in the Google Play Store, the Amazon Appstore (for Kindle devices), and NOOK Apps (for NOOK devices). If you need information on Android application sideloading, you can find it on the LDS Tech Wiki.