NextGen

The Spin Lab

Science-themed slot with a player-configured Free Spins formula

SlotRanker Score
63
/ 99
63
05099

The SlotRanker Score is calculated from the visible data below. It is not affected by affiliate deals, and it cannot be bought.

RTP
95%
return to player
Volatility
Medium volatility
variance
Max win
—
top multiplier
Min bet
$0.40
per spin
Reels
5
25 lines
Player rating
4.1 ★
13 votes
DEMO Play free, no signup
NextGen
The Spin Lab
Embed on your site
4.1 / 5
13 ratings
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User ratings are shown separately from the Slot Score unless stated otherwise.

Why this score

High confidence (86%)

Five weighted signals shape the composite. Four context signals refine ties. See how we rate for the full methodology.

Slot score profile across 5 weighted categoriesPayouts & RTP8/10RTP 95% → 8.0/10Volatility8/10medium → 8.0/10Win Potential—no dataFeatures9/1010 features → 9.0/10Game Mechanics6.4/10f=10 r=5 p=25 →…
Payouts & RTP8/10
RTP 95% → 8.0/10
Volatility8/10
medium → 8.0/10
Win Potential—
no data
Features9/10
10 features → 9.0/10
Game Mechanics6.4/10
f=10 r=5 p=25 → 6.4/10
Context signals (tie-breakers)
Layout6/10
5x3 → 6.0/10
0.4–80 (×200) → 6.0/10
provider avg 6.1 → 6.1/10
synthetic proxy → 0.0/10

Popularity blends real player search demand (~30 markets) with a catalogue-derived proxy; games without measurable search demand use the proxy alone. Not live play telemetry.

Cite this score

SlotRanker Score: 63 — The Spin Lab by NextGen

https://slotranker.com/nextgen/the-spin-lab#score
How to cite

Slot Summary

Five laboratory reels and 25 fixed paylines form a format whose real purpose is to feed The Spin Lab's configurable bonus. NextGen lets the player combine symbol behavior, Wild treatment, and a final rule for Free Spins, turning selection into the game's defining mechanic. The 95% RTP and medium volatility keep that experimental identity separate from its ordinary line-pay base.
MechanicsThree selections determine the bonus round's active modifiers

How It Plays

The base game uses five reels, three rows, and 25 fixed paylines. Regular combinations pay through matching symbols, with the Wild Symbol substituting for ordinary icons.

Three or more Scatter Symbols start the Spin Lab Bonus. Until that trigger appears, play follows a conventional fixed-line pattern with the optional Risk/Gamble decision after wins.

Theme & Atmosphere

Science and Futuristic themes shape the symbols through atoms, molecules, DNA, and electronic cubes, presenting each reel result as a laboratory test.

Neon lighting separates the symbols from the dark equipment-like setting, while the Exploration theme is expressed through experimentation rather than travel or discovery scenes.

Features & Win Potential

The Wild Symbol substitutes for regular paying symbols, while the Scatter Symbol pays independently and opens the Bonus Game when enough copies land.

After a qualifying win, the Risk/Gamble game offers a separate Double decision. It does not alter the selected formula used inside Free Spins.

Bonus & Free Spins

The Bonus Game begins with five Free Spins, then presents three stages of choices. One selection affects symbols, another changes Wild behavior, and the last modifies win rules.

Available choices include stacked symbols, extra Wilds, multiplied Wild wins, pays in both directions, five Additional Free Spins, or a x2 Multiplier on all wins.

Spec sheet
The Spin Lab at a glance.
Identity
Slot nameThe Spin Lab
StudioNextGen
Released4/2/2015
Math
SlotRanker Score63
RTP95%
Max win—
Bet range$0.40 – $80.00
Player rating4.1 / 5 · 13 votes
Format
Reels5
Paylines25
Layout5x3

True Cost to Play

Expected average based on this slot's 95% RTP — individual sessions vary with volatility.

Cost per hour$8.00
Cost per session$8.00

Estimate only, for entertainment purposes — treat gambling as entertainment, not a way to make money, and set a budget you can afford to lose.

Bankroll survival simulator

How long could a bankroll last on The Spin Lab? We simulate thousands of sessions from this game's published RTP and volatility — the long-run math, not a prediction of your next spin.

Volatility tier: Medium

Running simulation…
How this works

Each simulated spin either misses or returns a win drawn from a log-normal distribution, with the hit rate and spread set by the slot's volatility tier (Medium). The model is calibrated so the average return equals this slot's published RTP (95.00%), with wins capped at its top multiplier (1,000×).

This is a simplified, parametric model of the game's math — not its real paytable. It exists to make the house edge visible over many sessions, so the numbers above are averages across thousands of runs, never a forecast of one.

This is math, not a prediction. Real sessions vary wildly, and no strategy changes a game's built-in house edge. Play for fun, set limits, and never bet more than you can afford to lose.

Where to play The Spin Lab

No matching casinos for your region yet

Casino availability depends on where you play from. We only show casinos that accept players from your country.

Compare The Spin Lab with other games

The Spin Lab
The Spin Lab
Score 63This game
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Identity
Studio
Pragmatic Play This provider has been reviewed and approved by the SlotRanker team. What does this mean?
Urgent Games This provider has been reviewed and approved by the SlotRanker team. What does this mean?
Released4/2/20151/10/2024—4/6/202312/2/2020
Math
RTP95%97.34%96.11%97%96.36%
VolatilityMedium volatilityHigh volatilityMedium volatilityHigh volatilityHigh volatility
Max win—5,000×20,000×5,500×30,000×
Format
Reels57353
Layout5x37x53-5-35x33x3
Paylines2571520256
Min bet0.40.2—0.10.2
Max bet80125—501
Features
Progressive—————
Wild symbol✓—✓✓✓
Free spins✓✓—✓✓
Scatter symbol✓—✓✓—
Multiplier✓✓——✓
Bonus game✓—✓✓—
Respins——✓——

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Questions & Answers

The Spin Lab FAQ

3 questions

The supplied catalog record lists a 95% RTP and medium volatility for this NextGen video slot.

The feature asks the player to choose one option from each of three groups, creating a custom combination for Free Spins.

Yes. A separate Risk/Gamble game allows a qualifying win to be risked after the regular reel result.

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