The Great Blue RTP is 96.03% with a maximum win of £10,000 across 25 paylines. Other slots with a similar return to player rate include Quackin' Reels, Royal Nuts and The Tumbles.
Great Blue belongs to Playtech, the provider of online slots like Dynamite Digger and Justice League. Read our Great Blue slot review updated for 2025, learn about the game's features and see it live in action on Youtube.
| Feature | Offer |
|---|---|
| Reels | 5 |
| Paylines | 25 |
| RTP | 96.03 % |
| Max Win | £10,000 |
| Min Stake | £0.01 |
| Max Stake | £1.25 |
| Provider | Playtech |
Great Blue is an online casino operated by Playtech, which launched back in 2013. The slot is themed on a giant blue whale with the slot’s reels set in the ocean’s depths and the game’s title floating at the top of the reels surrounded by bubbles.
Symbols in the game include a blue whale, a clam, sharks, turtles, seahorses, starfish, and yellow fish, along with the traditional A, K, Q, J, 10, and 9 symbols too.
The Great Blue slot uses a 5×3 layout with 25 paylines, and it has an RTP of 96.02%. When playing, you’ll need to bet between £0.01 and £1.25 per spin with a chance to win up to £10,000. To make wins, you’ll need to match identical symbols two or more times on a single payline and spin.
The highest-paying symbol in the Great Blue slot is the blue whale which pays £10 for landing twice, £250 for landing three times, £2,500 for landing four times, and a maximum of £10,000 for landing five times. After this, the turtle and shark symbols each pay £750 or £1,500 when wild, the scatter clam symbol pays £500, the seahorse and starfish symbols each pay £250 or £500 when wild, and the yellow fish pays £400 or £800 when wild. Finally, the A and K symbols each pay £150 and £300 when wild, and the Q, J, 10, and 9 symbols all pay £100 and £200 when wild.
Playtech’s Great Blue slot has numerous special features, including wild symbols that substitute for all symbols except scatter symbols. It helps make more wins and doubles all wins too when it’s part of a winning combination.
Meanwhile, landing three or more scatter claim symbols triggers the game’s free spins mode, where you earn eight free spins with a 2x multiplier. When the feature is triggered, you’ll be required to select two of five clams for a chance to win more spins and multipliers of up to 33 free spins and a 15x multiplier. Landing three more scatter clam symbols triggers 15 more spins.
There are numerous games similar to Playtech’s Great Blue slot, all of which use an ocean theme. For example, one game similar to the Great Blue slot is Fishin Reels by Pragmatic Play which uses a 5×3 layout with 10 paylines and it has an RTP of 96.5%. Symbols in the game include starfish, frogs, lobsters, red fish, scuba diving equipment, and so much more. When it comes to special features, the game has a free spins mode, wild symbols, a pick and object bonus, and more.
Another game similar to the Great Blue slot is Big Bass Bonanza. Developed by Reel Kingdom, the slot uses a 5×3 layout with 10 paylines and it has an RTP of 96.17%. Symbols in the game include sea bass, dragonflies, fishing rods, and more. The special features available include a free spins mode, multipliers, scatter symbols, wild symbols, and so much more too.
Playtech’s Great Blue slot is a wonderful online casino that benefits from gorgeous unwater visuals and animations. The game has several special features, including the free spins mode which were designed to boost your chance at making wins, and does so considerably. What’s more, the wild symbols also boost your chances at making wins, which is great.
The game is incredibly simple to understand, making it perfect for first-time players. It also offers lots of win potential, which means it’s great for long-term slot players who may get bored with the lack of special features found in most modern-day games. The Great Blue slot is also widely available at UK casinos, so what are you waiting for?
Here is a list of all Playtech slots that we have reviewed by so far. Click on any of the titles below to read reviews of Great Blue alternatives.
| Slot Title | RTP | Max. Win |
|---|---|---|
| Age Of The Gods | 95.02% | £1,000+ |
| Buffalo Blitz | 95.96% | £10,000 |
| Irish Luck | 95% | £10,000 |
| Dynamite Digger | 95.52% | £25,000 |
| Great Blue | 96.03% | £10,000 |
| Justice League | 96.33% | £750 |
| The Winnings Of Oz | 90.91% | £2,000 |
