


Rio Gems is a medium (3/5)-volatility online slot from 3 Oaks Gaming with an RTP of 95.71%.
Page updated July 2026
Rio Gems represents quality craftsmanship from 3 Oaks Gaming. With Medium (3/5) variance, 95.71% RTP, and N/A max win potential, it delivers consistent performance.
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Rio Gems has an RTP (return to player) of 95.71%. RTP is the theoretical percentage of total stakes a slot returns to players over a very large number of spins, as published by 3 Oaks Gaming — individual sessions can land far above or below it.
Rio Gems is rated medium (3/5) volatility. Medium-volatility slots sit between the extremes — a balance of win frequency and win size.
Rio Gems is developed by 3 Oaks Gaming and was released in Jan 01, 2025.
Rio Gems plays on a -×- grid with - paylines.
Verified Data via Johnessy AI