Our review of Neanderthals cuts through the marketing and looks at what matters: how it plays and how it pays. Developed by KA Gaming, Neanderthals arrives with high variance and an RTP of 96.61%. The maximum win sits at 100,000x, so there's serious upside on the table. Originally released in 2018, it has aged well. You get a straightforward 6 reels layout, all wrapped in polished, characterful visuals. So does it deliver? Let's get into it.
Written by Sarah Mitchell · Last updated: February 2026
This release, Neanderthals, is the work of KA Gaming, finished with a clean, modern look. It runs on a straightforward 6 reels layout with a high-variance maths model, and an RTP of 96.61%.
Dig into the bonuses and Neanderthals starts to stand out. Look out for scatter symbols that unlock free spins and extra bonus rounds. The high volatility means patience is rewarded — expect quiet spells broken by bigger hits. All told, it's a solid entry in the KA Gaming catalogue.
With an RTP of 96.61%, this slot sits above the industry average of ~96%. Players can expect a solid return over extended play sessions, making it a good choice for value-conscious players.
High volatility means longer gaps between wins, but when wins do land, they can be significantly larger. A bigger bankroll and patience are recommended for this type of slot.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Neanderthals 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
Neanderthals by KA Gaming is a solid offering that delivers good entertainment value. The 96.61% RTP combined with high volatility creates a well-balanced gaming experience.