GameArt slots: free demos ranked for bonus play

5 of the slots we rate for clearing bonuses come from GameArt. The entry rule is the same for every provider — RTP of 96.3% or better, weighted toward low and medium volatility. Their RTPs run from 96.45% to 97.89%, averaging 96.94%.

The average expected cost of wagering a $100 bonus at 35x here is $107.17; a 96% slot would cost $140.00. Lowest cost of the group: Rosh Immortality Cube Megaways, $73.85. Weighing volatility as well as RTP, we rate Castle Blood highest.

Of the 5, the volatility breakdown is 2 low, 2 medium and 1 high. Treat the high-volatility ones with care during wagering: their RTP is excellent, but their swings end many bonus attempts early. Wild, multiplier and free spins turn up most across the set. Common themes: fruit, vampire and horror. Release dates run from 2017 (Castle Blood) to 2024 (20 Super Sevens).

Before wagering on any GameArt game, check two things in the casino: the RTP shown in the game's info screen (operators can choose lower versions), and the bonus terms' excluded-games list. Click any card for the free demo, the specs and the complete bonus maths.

How to read the cards: each shows the RTP, a volatility tag and the "35x cost" — the expected loss of clearing a $100 bonus at 35x on that game. Here it ranges from $73.85 on Rosh Immortality Cube Megaways up to $124.25 on Santa's Factory. By volatility the list holds 2 low-volatility, 2 medium-volatility and 1 high-volatility games. Our top three for wagering fit here are Castle Blood (97.06%, medium-low), 20 Super Sevens (96.65%, low) and Wild Marmalade (96.64%, medium). The demos cost nothing — the figures describe what happens when you wager real bonus money.