Our review of Olympus cuts through the marketing and looks at what matters: how it plays and how it pays. Developed by GMW, Olympus arrives with medium low variance and an RTP of 95.8%. Dating back to 2018, it remains a regular pick. Visually it's given an engaging visual treatment, with the action running on 25 paylines across 5 reels. Top wins are capped at 5,000x your stake, a healthy ceiling worth chasing. So does it deliver? Let's get into it.
Written by Sarah Mitchell · Last updated: February 2026
Olympus comes to us from GMW, wrapped in polished, characterful visuals. It runs on 25 paylines across 5 reels with a medium low volatility profile, and a published RTP of 95.8%.
Dig into the bonuses and Olympus starts to stand out. Look out for scatter symbols that unlock free spins and extra bonus rounds. The medium low volatility makes it forgiving on the bankroll, ideal for relaxed, longer sessions. All told, it's a solid entry in the GMW catalogue.
At 95.8%, 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.
Olympus 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
Olympus by GMW is a solid offering that delivers good entertainment value. The 95.8% RTP combined with medium low volatility creates a well-balanced gaming experience.