Use APKPure App
Get US Constitution old version APK for Android
Konstitusi AS. Bebas. Tanpa iklan. Open Source.
This app simply contains the entire contents of the US Constitution. It is completely free, requires no permissions and does not have ads of any kind.
Source code available here: https://github.com/jlefler/USConstitution
Thanks to Professor Harry Surden for creating the constitution in XML format.