/ Jeffbet casino is the new platform from the Progressplay Limited Casinos Group Company. Slot Jerry Casino offer a mid range selection of games, around , across the live, table and slots categories by software providers including. GoPro Casino rating. Here you can find many games and experience incredible promotions. / GoPro Casino. . Slotzo Casino only publishes the House Edge/Return to Player (RTP) figures for Slot Jerry rating.