The SpeedQuizzing player app is currently compatible with any Apple iPhone, iPad or iPod touch running IOS 10.0 or later and is available free from the Apple App Store.
The SpeedQuizzing app is compatible with Android devices running Android OS 5.5 or later. Available from the Google Play App Store.
The SpeedQuizzing app is compatible with Kindle Fire 5th Generation and above. Available from the Amazon App Store.
The SpeedQuizzing app is not currently available for Blackberry or Windows Mobile devices.