Our review of Alien Adventure cuts through the marketing and looks at what matters: how it plays and how it pays. Developed by Concept Gaming, Alien Adventure arrives with a medium low volatility profile and 95.28% RTP. The maximum win sits at 5,000x, so there's serious upside on the table. Originally released in 2024, it has aged well. You get 5 reels and 10 paylines, all built around an alien theme. The full verdict is below.
Written by Michael Torres · Last updated: February 2026
Alien Adventure is a slot from Concept Gaming, built around an alien theme and powered by 10 paylines across 5 reels. The result is a medium low volatility profile paired with 95.28% RTP.
Dig into the bonuses and Alien Adventure starts to stand out. 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, Alien Adventure is a dependable option worth a few spins in the demo first.
At 95.28%, 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.
Alien Adventure 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
Alien Adventure by Concept Gaming is a solid offering that delivers good entertainment value. The 95.28% RTP combined with medium low volatility creates a well-balanced gaming experience.