[March 2019] WazzapMigrator Extractor is now available! Kindly check it out from this page

If you have issues extracting Media folder, please restart the extractor, select all folders inside "Media" then Extract -> Selected

First of all make sure to have a recent unencrypted iTunes backup, like explained here. Now you just need to transfer ChatStorage.sqlite to your Android device in the WazzapMigrator folder.