Android apps ← Knowledge Base I bought app on Android phone. How to get it on iPhone/iPad? How to create a playlist on Android app? "491"or "963" or "403" or "-24" Android error message / code How to restore subscription in Tab Pro app on Android Cancel subscription in Tab Pro android app "Couldn't install on USB storage or SD card" Android error code I want a refund for Android app How do I register an Ultimate Guitar account in Android apps? I purchased the app. How do I install it on my other Android device? Ultimate Guitar Tabs & Chords in-apps' description How to remove tab from favorites? Where can I find my playlists? How to enable "realistic sounds" in Tab Pro? I've already paid! Why should I pay more? Tab Pro vs Ultimate Guitar Tabs & Chords Android. What's the difference? "Error contacting licensing server" Navigating in Favorites and Playlists Why do I still see ads after purchasing Tabs&Chords? How to restore in-app in Tabs&Chords app?