Pros: Casino and bingo site specialising in free downloadable software for PC. Claim a free £20 no deposit bonus when you sign up and validate your card. 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. King Kong Cash Jackpot King slot review ➜ Free play ✓ 3 progressive jackpots ✓ % RTP? Blueprint Gaming slot ⭐ Where to play in January . It was founded in This is an online casino designed with both desktop and mobile players in mind. Alongside this, Big Time Gaming. Released in , King Cashalot is a progressive jackpot slot from the might of Microgaming. 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. King Jackpot is. Offering a maximum payout of x your bet. Still, a nice extra feature. Read our review of King Jackpot Casino and see what our team thought about the latest bonuses and games which are on offer. 26 people have already reviewed King Jackpot. Jackpot Kings Casino is rated out of 5 on our portal. Casino jackpots can be smaller values, with some players winning € at random.