Offering a maximum payout of x your bet. Released in , King Cashalot is a progressive jackpot slot from the might of Microgaming. Still, a nice extra feature. King Kong Cash Jackpot King slot review ➜ Free play ✓ 3 progressive jackpots ✓ % RTP? Blueprint Gaming slot ⭐ Where to play in January . Casino jackpots can be smaller values, with some players winning € at random. Claim a free £20 no deposit bonus when you sign up and validate your card. Pros: Casino and bingo site specialising in free downloadable software for PC. King Jackpot is. Read our review of King Jackpot Casino and see what our team thought about the latest bonuses and games which are on offer. Alongside this, Big Time Gaming. Read about their experiences and share your own! King Jackpot Casino have a good reputation within the gambling community and we found no outstanding issues at any of the major casino complaint portals. 26 people have already reviewed King Jackpot. King Jackpot is an online bingo room also offering casino games and lottery using LeapFrog Gaming software It is one of 17 online gaming sites owned by The Rank. Jackpot Kings Casino is rated out of 5 on our portal. It was founded in This is an online casino designed with both desktop and mobile players in mind.