Permitting the backup of an existing app

adb shell pm path com.the.app adb pull /data/app/com.the.app/base.apk apktool d ../base.apk

apktool b base zipalign -v 4 base/dist/base.apk base-backup.apk jarsigner –verbose –sigalg SHA1withRSA -digestalg SHA1 -keystore ~/.android.keystore base-backup.apk …