The Nitropolis 4 online slot is one of the most visually appealing games by ELK Studios that we at Slotozilla have reviewed. It is a 6-reel, 4-row slot machine that comes with an array of bonus features, including expanding reels, big symbols, Nitro Reels, a super bonus game and a hefty max win potential. Read this review and play Nitropolis 4 slot for free to see how the game works — the title loads perfectly on any mobile device, regardless of whether you open it in landscape or portrait mode.
Pros & Cons of Nitropolis 4 Slot
Before we dig deeper into the specifics of the Nitropolis 4 slot machine, let’s see the exact pros and cons ratio, so you know whether it suits your preferences.

50,000x max win potential
Nitropolis 4 free play version is available
Several bonus features
Advanced graphics

94% RTP
High volatility
Nitropolis 4 Game Details
The Nitropolis 4 sees the dystopian Nitropolis take the centre stage once again. This is an animal-themed online game that will let players enjoy the peculiar style of its prequels. The resemblance to previous popular games of this series is clear, but this version seems fresher and more modern. To see whether the visual aesthetics suit you and test how the 3D graphics work, you can play Nitropolis 4 for free first.
You can play the game with bets ranging from $0.2 to $50 per spin, with the maximum jackpot win reaching a whopping 50,000x sum. This explains the high volatility setup and the lower RTP of 94%. Metropolis 4 features 4,096 up to a million ways to win, which is surely a nice motivation for every player who opts for one of our suggested casinos.
As for additional bonus features, there is an abundance of those to mention. The Nitro Booster is triggered on the two screens on top of the reels, and there are eight additional features with special mechanics. For more information on how they work, you can test the Nitropolis 4 slot demo version.
Additional features include:
- Bonus & Super Bonus, which trigger the free spins feature
- Nitro Multiplier, which multiplies any win in view
- X-Iter, which allows players to get five different game modes with varying multipliers
Nitropolis 4 Slot Symbols and Paytable Details
Wins in the Nitropolis 4 demo game start from the leftmost reel and pay left to right on consecutive reels. In the case of Win Both Ways, winning combinations can start from the rightmost reel, too. The Spiky Mine acts as the Wild here, and it can appear anywhere to replace symbols and help you form winning combinations. Here is a paytable that displays all symbols and their value.
Symbol | 3x Payout | 4x Payout | 5x Payout | 6x Payout |
---|---|---|---|---|
A, K, Q, J | 0.1x | 0.15x | 0.2x | 0.3x |
Rogue Rats and Pug Thugs Symbols | 0.15x | 0.25x | 0.4x | 0.8x |
Gritty Kitty and Dirty Dawgs Symbols | 0.2x | 0.3x | 0.5x | 1x |
Rat With Helmet Symbol | 0.5x | 0.75x | 1x | 1.25x |
Dog With A Protective Suit Symbol | 0.75x | 1x | 1.25x | 1.5x |
Evil Cat Symbol | 1x | 1.25x | 1.5x | 2x |
Dobermann Symbol | 1.5x | 2x | 2.5x | 3x |