40 Shining Jewels

40 Shining Jewels by Casino Technology is a 5-reel, 4-row video slot with 40 fixed paylines and a gemstone theme. The game uses a jewel-styled layout with colored stone symbols, a crown Wild and a visible scatter entry in the paytable. The published RTP is 93.73%, with bets shown from 0.01 to 400.00.

The demo version is available for players who want to play for free and practice before playing for real money. Standard slot controls include line selection, total bet display and auto-play. Winning combinations are paid for two, three, four or five matching symbols across the active paylines.

Bonus elements include the Wild symbol, which substitutes for other symbols on the central reels, and a Double Up gamble feature after wins. The gamble screen offers card-based suit and color choices, with a risk option to double or multiply winnings, while the interface also shows a demo mode indicator for testing the game flow.