Download Android package file: gedcomviewer.apk
(current release: 20151024092730).
To install this package, you must first make sure that you have checked "Unknown sources" in "Settings", to allow the installation of non-Market applications. Then, use the browser on your Android device to download the package file via the link above. This will cause a notification icon to appear at the top of your screen. Drag this icon down to slide open the notification window (notifications can also be accessed via the menu on the Android "Home" page). When the download has completed, click on the name of the downloaded package and the system should offer to install it.
View documentation.