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Great Blue Jackpot by Playtech is a five-reel slot set in an underwater scene with a 5x3 layout and 25 fixed paylines. The paytable combines marine symbols such as whale, sea turtle, fish, seahorse and starfish with standard card icons from 9 to A. The whale acts as the Wild, substituting for other symbols except Scatter and doubling wins in the game rules shown on screen.
The slot includes a Pearl Bonus feature linked to free spins. According to the information panel, the bonus can award up to 33 free games with a multiplier of up to x15. Payout information is presented directly in the game interface, including line wins for two, three, four and five matching symbols, with the highest values reserved for premium combinations.
A demo version is available near the launcher, allowing players to play for free and practice before playing for real money. The controls show line bet, total bet, autoplay and spin options, with bet sizes starting from 0.01 and a reported RTP of 95.02%.
