If you're trying to work out whether Heart of Earth is worth your time, this hands-on review breaks it down. Built by Swintt, it lands as a slot with medium low variance and a return-to-player rate of 95.65%. Top wins are capped at 5,000x your stake, a healthy ceiling worth chasing. Dating back to 2019, it remains a regular pick. You get a 5-reel grid running 15 paylines, all leaning into an adventure aesthetic. Let's break down what works and what doesn't.
Written by Rachel Kim · Last updated: March 2026
Heart of Earth comes to us from Swintt, built around an adventure theme and powered by 15 paylines across 5 reels. The result is a medium low-variance maths model paired with 95.65% RTP.
Where Heart of Earth earns its keep is the feature set. Look out for scatter symbols that unlock free spins and extra bonus rounds. Thanks to its medium low variance, wins come often enough to suit casual, lower-risk play. On balance, Heart of Earth is a dependable option worth a few spins in the demo first.
At 95.65%, 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.
Heart of Earth features scatter symbols that can trigger free spins rounds. Landing the required number of scatter symbols anywhere on the reels activates the free spins feature, giving you extra chances to win without additional bets. During free spins, special modifiers may apply to boost your winning potential.
3.0 / 5 — Good
Heart of Earth by Swintt is a solid offering that delivers good entertainment value. The 95.65% RTP combined with medium low volatility creates a well-balanced gaming experience.