SpinOn
Dr. Cranko's Lab
Play Dr. Cranko's Lab slot by SpinOn for free in demo mode! Explore RTP, bonus rounds, and key features before playing for real.
RTP
94%
return to player
Volatility
Medium/High
variance
Max win
7,500×
top multiplier
Min bet
$0.20
per spin
Reels
5
20 lines
Player rating
3.6 ★
4 votes
Why this score
High confidence (100%)Five weighted signals shape the composite. Four context signals refine ties. See how we rate for the full methodology.
Payouts & RTP6/10
RTP 94% → 6.0/10
Volatility9/10
high → 9.0/10
Win Potential7.8/10
x7500.00 (7500×) → 7.8/10
Features10/10
17 features → 10.0/10
Game Mechanics10/10
f=17 r=5 p=20 → 10.0/10
Context signals (tie-breakers)
Layout6/10
5x3 → 6.0/10
Bet Flexibility6/10
0.2–65 (×325) → 6.0/10
Provider Reputation6.6/10
provider avg 6.6 → 6.6/10
Popularity4/10
synthetic proxy → 4.0/10
DEMO Play free, no signup
SpinOn
Spec sheet
Dr. Cranko's Lab at a glance.
Math
Index score74
RTP94%
VolatilityMedium/High
Max win7,500×
Bet range$0.20 – $65.00
Player rating3.6 / 5 · 4 votes
Format
Reels5
Paylines20
Layout5x3
Features
Themes
Compare Dr. Cranko's Lab with other games
 Dr. Cranko's Lab Score 74This game |  Lucky Giant Score 73 |  Cyber Heist 1000 Score 84 |  Alchemists Gold Score 64 |  Monster Heads Score 59 | |
|---|---|---|---|---|---|
| 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? | |||
| Released | 2/25/2026 | 6/5/2019 | 4/23/2025 | 7/1/2017 | 12/20/2024 |
| Math | |||||
| RTP | 94% | 96.47% | 96% | 95.73% | — |
| Volatility | Medium/High | — | High volatility | Low volatility | — |
| Max win | 7,500× | — | 10,000× | 500× | — |
| Format | |||||
| Reels | 5 | 5 | 6 | 5 | 5 |
| Layout | 5x3 | 5x3 | 6x5 | 5x3 | 5x3 |
| Paylines | 20 | 243 | 0 | 10 | 20 |
| Min bet | 0.20 | 3.80 | 0.20 | 0.20 | 0.10 |
| Max bet | 65.00 | 1140.00 | 125.00 | 100.00 | 50.00 |
| Features | |||||
| Progressive | — | — | — | — | — |
| Wild symbol | ✓ | ✓ | — | ✓ | ✓ |
| Free spins | ✓ | ✓ | ✓ | — | ✓ |
| Scatter symbol | ✓ | ✓ | ✓ | — | ✓ |
| Multiplier | ✓ | ✓ | ✓ | — | — |
| Bonus game | — | — | ✓ | — | ✓ |
| Respins | — | — | ✓ | — | — |
Every number is shown as a delta against Dr. Cranko's Lab.
Comparing against
Dr. Cranko's Lab
SpinOn
RTP
94%
Max win
7,500×
Score
74
Lucky Giant
Gameplay Interactive
RTP
96.47%▲+2.5
Volatility
—Max win
—
Score
73▼−1
Same feature set
Cyber Heist 1000
Pragmatic Play
RTP
96%▲+2
Volatility
High volatilityMax win
10,000×▲+2,500
Score
84▲+10
+ Bonus Game+ Respins− Wild
Alchemists Gold
Synot Games
RTP
95.73%▲+1.7
Volatility
Low volatilityMax win
500×▼−7,000
Score
64▼−10
− Free Spins− Scatter− Multiplier
Monster Heads
Urgent Games
RTP
—
Volatility
—Max win
—
Score
59▼−15
+ Bonus Game− Multiplier
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