JeffBet is operated by ProgressPlay Limited of Soho Office, 3A, Punchbowl Centre, Elia Zammit Street, St. Incurs fees on withdrawals; Limits parlays to. . JeffBet is an online gambling company founded in Its product offerings are online casino, online slots, live dealer games, table games and sports. Play over + of the best UK online casino games at JeffBet. Cons. JeffBet is a trusted online casino and sportsbook for UK players with lots of casino games and thousands of odds. JeffBet's online casino features a diverse selection of games, including video slots, classic slots, and progressive jackpot slots, in addition to the UK. Gambling can be addictive. JeffBet Casino bonus & promo codes () ✓ Free spins, no deposit and welcome bonus ✓ Claim JeffBet Casino bonuses. Responsive and helpful assistance. Julians, STJ, Malta. Claim 20 free spins on Rainbow Riches, no wagering. 18+. Whether it is exciting slots, immersive live dealer games or the best odds on sports betting - JeffBet is your number one choice. It is a PayviaPhone casino. The seamless integration of these features. The platform boasts an impressive array of both casino games and sportsbook options, offering something for everyone. Offers enticing cashback incentives; Enhanced live betting experience. Fully licensed & regulated. Your experience can help others make better choices. Join the people who've already reviewed Jeffbet.