Welcome to our deep dive on Butterfly Staxx — the demo, the maths, and whether it earns a spot in your rotation. Built by NetEnt, it lands as a slot with low variance and a return-to-player rate of 95.71%. You get a 5-reel grid running 40 paylines, all built around a nature theme. The maximum win sits at 1,200x, keeping expectations grounded but fair. It first went live in 2017 and still earns its place today. The full verdict is below.
Written by Alex Crawford · Last updated: February 2026
This slot, Butterfly Staxx, is the work of NetEnt. Presentation-wise it's leaning into a nature aesthetic, and it leans toward a low-variance maths model at a return-to-player rate of 95.71%. Under the hood you'll find a 5-reel grid running 40 paylines.
The mechanics are what make Butterfly Staxx interesting. Look out for scatter symbols that unlock free spins and extra bonus rounds. The low volatility makes it forgiving on the bankroll, ideal for relaxed, longer sessions. Overall it's a well-rounded slot that knows what it is.
At 95.71%, 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.
Low volatility means frequent small wins with less risk. This slot is ideal for players who prefer steady, consistent payouts and longer play sessions without dramatic bankroll swings.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Butterfly Staxx 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
Butterfly Staxx by NetEnt is a solid offering that delivers good entertainment value. The 95.71% RTP combined with low volatility creates a well-balanced gaming experience.