Game Overview

3 Lucky Rainbows Action Boost SpinUP is an online slot developed by SpinPlay Games, making its debut in 2025. Bursting with colour, the slot taps into timeless Irish motifs, blending pots of gold, magical elements, and playful energy throughout the reels.

With 20 set paylines, the slot is suited for all kinds of players, allowing bets from 0.2 up to 50 for every spin. Visually delightful, the symbols include classic shamrocks, golden coins, and radiant rainbows.

The dynamic layout means the expanding reels can shake things up on any spin, creating bigger possibilities to land a winning combo. Symbol transformations, as well as special coin symbols, keep each spin interesting.

At the core of this slot are its exciting bonus features. The bonus game introduces Action Boost mechanics, giving you added thrills and more ways to enjoy the gameplay.

Free spins inject even more variety, letting you enjoy extra rounds without additional stakes. During free spins, the magic ramps up, with more chances for symbols to upgrade and prizes to be won.

Fixed jackpots are also in play, offering set prizes for certain symbol combinations. For a relaxed experience, the autoplay function means you can sit back and enjoy uninterrupted spins.

With high volatility, 3 Lucky Rainbows Action Boost SpinUP is perfect if you’re after a bit of a thrill in your slot sessions. The RTP stands at 96.49%, creating a balanced playing field whether you prefer to take things slow or dive straight into the action.

Fans of Irish themes and a spot of magic will enjoy creative features, modern design, and smooth spinning. Players can often try a demo version for a risk-free introduction to its features.