NetEnt Released 1970

Double Stacks Slot

96.1% RTP
4.3/5 (80 votes)
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Double Stacks
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Rollino
425 Free Spins + 450% up to €6,000
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RTP 96.1%
Volatility High
Min Bet £0.10
Max Bet £200.00
Max Win 1,000x
Paylines 10
RTP Distribution How Double Stacks compares to all slots we review
90% 93% 96% 99%

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Double Stacks Slot Features

Double Stacks Feature
Stacked symbols land on reels during base game spins, increasing the chances of forming multiple winning combinations simultaneously.
Free Spins Bonus
Triggered at 0.36% frequency, this bonus round features stacked wild symbols that can lead to consecutive wins across multiple spins.
Stacked Wilds
Wild symbols appear in stacks during free spins, substituting for regular symbols to complete winning lines across the 10 paylines.
10,000x Maximum Win
Each individual spin can deliver up to 10,000x your stake, with theoretical potential for even larger wins when multiple bonus spins combine.

Our Double Stacks Slot Review

This high-volatility classic delivers impressive 10,000x potential across its straightforward 10-payline setup, with NetEnt's signature polish elevating a retro fruit theme. The Double Stacks mechanic and free spins with stacked wilds create explosive winning potential, though the 16.2% hit frequency means patience is required between hits. The 96.1% RTP sits comfortably in the acceptable range, making this a solid choice for players chasing substantial payouts who can handle the swings of high variance gameplay.

Best for: High Rollers Thrill Seekers High Risk
Dan Thompson
Dan Thompson
Slot Analyst

A UK-based online slots analyst with over 15 years in the iGaming industry. Specialising in RTP analysis, volatility profiling, and bonus mechanic breakdowns across all major UKGC-licensed platforms. Known for delivering honest, data-driven reviews that help players make informed choices.

Last updated: 21 February 2026