Before you load Chicago for real, spend a couple of minutes on how it genuinely performs. This is a Greentube slot, sitting firmly in the a medium high volatility profile bracket and paying back 95.02% RTP. Top wins are capped at 20,000x your stake, a genuinely massive ceiling for the patient. It first went live in 2022 and still earns its place today. Visually it's built with crisp artwork and atmosphere, with the action running on 5 reels and 20 paylines. So does it deliver? Let's get into it.
Written by Alex Crawford · Last updated: February 2026
This release, Chicago, is the work of Greentube, given an engaging visual treatment. It runs on 5 reels and 20 paylines with a medium high volatility profile, and an RTP of 95.02%.
Dig into the bonuses and Chicago starts to stand out. Look out for scatter symbols that unlock free spins and extra bonus rounds. Its medium high variance balances steady wins with the odd larger payout. On balance, Chicago is a no-frills option worth a few spins in the demo first.
At 95.02%, 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-high volatility means wins come less frequently but tend to be larger when they hit. Players should be prepared for dry spells between bigger wins, requiring a moderate bankroll.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Chicago 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.
2.8 / 5 — Average
Chicago by Greentube provides a straightforward slot experience. While it may not break new ground, it offers medium high volatility gameplay that will appeal to certain player preferences.