Gamesys, one of the largest online casino software makers, is a UK-only company that excels in making unconventional casino games. They are also known for their variety of Bingo. A contributor to Gamesys' appeal is its knack for insta-win games with simple rules and potential of winning big money. These games use scratch cards, conventionally, with added entertaining interactive elements. These games are inspired by Bejeweled, Deal or No Deal, and the likes. Gamesys also have a selection of slot games, from crude to modern, despite not excelling in the graphics department. Their software platform is designed to work with other casino software platform, so that they can offer what others offer too.