Mega Moolah online slot is like most other Microgaming slots that are built for access by both PC and mobile users. The pokie machine runs in a no download format on both platforms and can be launched on a range of web browsers without the need for a flash player. The instant play game is compatible with various operating systems, including Windows, iOS, Android, and others. This is supported by its use of HTML5 technology to run. On either platform, players can only access the real money version of the game in most casinos without the inclusion of a free to play option. This limitation is due to the addition of the four Mega Moolah progressive jackpots that can be fed only by real money from every win that is collected. Even so, players are left free to explore the appearance, paytable, and settings of the game with no cash required.