Bet365 and LeoVegas Lead Casino Downloads. Currently, European operators Bet365 and LeoVegas appear to be dominating the online casino vertical. Both have multiple apps available that were analyzed by SensorTower. Bet365 has four Ontario online casino apps available for download on the iTunes Store, two of which had 10,000 downloads in March. This app is officially supported on any device with the following operating system or more recent respective version: Android 4.4. There is a great range of games at your fingertips; choose from an amazing selection of slot games, as well as a variety of Casino classics like Baccarat, Blackjack and Roulette. In addition to the bet365 casino app, players will also have the chance to install a Live Casino app on their handheld device. This will allow them to explore a wide range of live-dealer variations of blackjack, roulette, baccarat and poker. If you have loaded bet365 on the browser of your mobile device, you can simply head to the Live Casino.