New answers tagged sdk
You can try converting your *.tpk to a GeoPackage. The current release of ArcGIS Android v10.2.4 supports vector geopackage format. Here is a blog post about support for geopackage in ArcGIS. The *.mbtiles file used in the LocalMBTiles sample is vector based and is 1.6MB.
I would extract out the basemap in the form as MBTiles, see the Android SDK link below: Local MBTiles
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