If you're trying to work out whether Solitaire is worth your time, this hands-on review breaks it down. THNDR are the software studio behind it, tuning the title for medium low volatility, with a published RTP of 95.66%. Expect a hit frequency around 30%, which sets the rhythm of play. Top wins are capped at 5,000x your stake, a healthy ceiling worth chasing. It's given an engaging visual treatment and plays out on a 5-reel grid running 10 paylines. The full verdict is below.
Written by Michael Torres · Last updated: January 2026
Solitaire is a slot game from THNDR. Presentation-wise it's built with crisp artwork and atmosphere, and it leans toward a medium low-variance maths model at an RTP of 95.66%. Under the hood you'll find 5 reels and 10 paylines.
The medium low volatility makes it forgiving on the bankroll, ideal for relaxed, longer sessions. All told, it's a solid entry in the THNDR catalogue.
At 95.66%, the RTP is slightly below the industry average of ~96%. While this is typical for many popular slots, players should be aware of the slightly lower theoretical return.
Medium-low volatility offers a good balance of regular wins with occasional larger payouts. Expect frequent hits with modest amounts, suitable for casual players who want low-risk entertainment.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
3.0 / 5 — Good
Solitaire by THNDR is a solid offering that delivers good entertainment value. The 95.66% RTP combined with medium low volatility creates a well-balanced gaming experience.