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OnlineCasinoKing: the home of the bigger online casino bonus! We negotiate Exclusive Casino Bonuses for our players so you get a better deal. Plus bonus & promo news, tips, free casino games and breaking stories on our blog. Check below for more than £2000 worth of bonuses from the best UK online casinos.

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Best Casino Sites

hippodrome casino

Hippodrome

One of the UK's most iconic casinos is now online with a £/$/€ 1000 bonus
betfair online casino

Betfair Casino

Betfair runs a casino with Playtech IGT games and WMS games. We have an exclusive bonus here: 99 free spins and a £/€ 400 match bonus.
ladbrokes

Ladbrokes Casino

Ladbrokes relaunched with Playtech games in 2014- they have a big choice. There's a £500 match bonus available (100%).
titan bet casino

Titan Bet UK

Titan Bet Casino runs a £200 bonus for new players, plus a £200 refund. Play the full Playtech games range.

Free Games

Casino Games

Exclusive Promotions

10 free casino

£10 Free Casino Las Vegas

Casino Las Vegas is offering OCK players £10 free (no deposit) until Dec 28 2014. Hurry! Play now
betfair exclusive bonus

Betfair Exclusive

Exclusive to OCK players-
£/€/$ 400 Match bonus
+ 99 Free Spins. Valid until Dec 31 2104 - Claim now!
Play now
casino.com 20 free play

£20 Free Play Mobile

£20 Free Play for mobile players at Casino.com. You can only access this on your mobile. Play now
mansion casino

Mansion Mega Match

Choose between the standard bonus (100% match to £500) or a big offer for high rollers- up to £5000 on a 50% match. Play now

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Online Casino King

OnlineCasinoKing: the home of the bigger online casino bonus! We negotiate Exclusive Casino Bonuses for our players so you get a better deal. Plus bonus & promo news, tips, free casino games and breaking stories on our blog. Check for more than £/€/$ 2000 worth of bonuses from the best online casinos.

We’re passionate about what we do: reviewing and testing out online casinos, and we are here to try and act as your guide though what can be a maze.

Browse around the site, play some free games, check out the bonuses and please play responsibly!