Doctor Winstein

Doctor Winstein Game Overview

Released in 2022, Doctor Winstein is a 5-reel video slot game with no fixed paylines and an RTP of 95.85%. This slot game has an in-built card game as well that can double the player’s bet. Key features of this slot include wild symbols, scatter symbols, winning combinations that can occur anywhere on the grid, and a maximum payout of 2,200x the stake.

Pros

• Maximum win of 1000
• Engaging theme
• Double up rules feature

Cons

• Low RTP 95.85%
• No fixed paylines

Doctor Winstein Slot Review

Whether you miss high school experiments in the laboratory or want to get an insight into how things in the lab work, Doctor Winstein can give you a hint. Now, if you are 18 or older, you can experience the thrill of conducting science experiments through cascading reels in CT Interactive’s slot game. In this slot review, we have discussed the important aspects of the game. On that note, let me tell you that there is neither a winning formula to achieve the maximum win of 1,000 nor is it rocket science. All you can do is move those reels patiently.

Theme

This unconventional scientist, bound only by his own rules, has committed to developing the ultimate secret formula for achieving maximum wins in a slot game. The science theme is not new in the online slot world, but this slot game will surely attract players who are fascinated with science and technology. The mad scientist, with a little bit of help from both humans and robots, is on a quest to uncover the winning formula of the slot world.

Graphics, Sounds and Animations

There is significant room for improvement when it comes to the game’s graphics. The reels and symbols look cartoon-like and there’s not much going on in the background. Similarly, the animations don’t up the ante as they are also quite simple, created without much ado.

The overall sound complements the gameplay. There is a distinctive sound when the wild symbol appears on the grid, urging you to keep spinning the reels and potentially grab a big win. We’d love to see a bit more diversity in such simple slots or at least something that will grab the player’s attention and keep them coming back for more.

RTP, Payout and Volatility

Doctor Winstein disappoints in terms of RTP; its 95.85% rate is lower than the market average and less than what players look for. Beginners can give this and any other online casino game with a similar RTP a go, to practice playing and see what awaits them without investing too much. The maximum win in this slot is 1,000x the stake, which won’t satisfy the high rollers but will definitely be enough for casual players.

The volatility of this slot is high, and you must wait patiently before you land a big win. Additionally, Doctor Winstein has a very broad payout table that I suggest you study before spinning the reels. Here’s an overview of the payouts:

Symbol	5 Symbols	6 Symbols	7+ Symbols
Doctor Winstein (Wild)	1x	2x	10x
Green Brain	1x	2x	6.5x
Blue Robot	0.3x	0.5x	2x
Red Robot	0.3x	0.5x	2x
Orange Robot	0.3x	0.5x	2x
Ace (A)	0.1x	0.3x	1x
King (K)	0.1x	0.3x	1x
Queen (Q)	0.1x	0.3x	1x
Jack (J)	0.1x	0.3x	1x
Red Button (Scatter)	5x (3 symbols)	25x (4 symbols)	100x (5 symbols)

Gameplay

All the experiments take place on a blue background with a 5×3 layout and no fixed paylines. You can bet as low as 0.30, and if you are a high roller, you can wager up to 180. I started by selecting my bet and spinning the reels, hoping to land winning combinations of matching symbols in clusters of five or more. The game uses cascading reels, so every time I hit a win, those symbols vanished, and new ones fell into place—giving me another shot at a payout in the same spin.

What really got me excited, though, was triggering the Free Games feature by landing at least three red button scatters. I got 15 free spins, and during this bonus round, special multiplier symbols can appear—ranging from 2x to an incredible 100x—dramatically increasing my payout potential. It’s thrilling, especially because playing at new online casinos also come with some great bonuses. With each spin, there’s a chance to unlock bonus features and rack up cascading wins, making Doctor Winstein a fun and rewarding slot to explore.

Features

This slot comes with a bunch of features that are not commonly found in similar slots, which is one of the reasons why you should give Doctor Winstein a spin. I appreciate the opportunity to make up for the less-than RTP, so let’s see how you can do just that.

Cascading Reels

When landing a winning combination, the contributing symbols disappear from the reels, allowing new ones to take their places. Thanks to this feature, you can open the way to consecutive wins with a single spin and thus increase your chances of a hefty payout.

Wild Symbol

Don’t forget—Doctor Winstein himself acts as a wild and can substitute all other symbols (not including the red button). The wild can appear on reels 2, 3, and 4, helping you to make winning combinations.

Free Spins

You will be rewarded with 15 free spins if 3 or more red button symbols appear on the grid. During the free spins bonus round, a special yellow multiplier symbol appears on the reels. This symbol ensures that you receive a random multiplier value: 100x, 15x, 10x, 5x, 3x, 2x. All the multipliers displayed on the screen are added, and the total win from the current cascade is multiplied by the final value.

Double Up

Let me clarify how the double up rules work. If you win less than 10x your total bet in a game, you have a chance to double your win. You can enter the double up mode by pressing the double (2x) button, or you can choose to continue playing with the start button. However, you must decide within 5 seconds, because after this time, the start button will change to the cancel button.

Now, if you go that way, the double-up screen will appear. There’s a card at the center, and you have to guess the color. You just need to guess the color, whether the card is red or black, or the suit of the card. If you choose the correct color, your win will be multiplied by 2, and if you choose the correct suit, your win will be multiplied by 4. However, if you guess incorrectly, then you will lose the wagered amount.

At any point, you can choose not to play the double-up game and return to the base game. In the double-up game, players can multiply their wins up to 50 times the bet amount. If a player manages to reach this limit, then they will be redirected to the main game automatically.