Professor Big Win
RTP
95.5%
Volatility
Medium
Max Win
6,600x
Key Facts
Professor Big Win is a medium-volatility online slot from Atomic Slot Lab with an RTP of 95.52% and a maximum win of 6,600x.
- Provider
- Atomic Slot Lab
- RTP
- 95.52%
- Volatility
- Medium
- Max win
- 6,600x
- Layout
- 5×4
- Paylines
- 40
- Released
- 2023
Page updated August 2026
Where to Play Professor Big Win
Spinchester
9.8
Bonus
100% up to £1,000 + 25 No Wager Free Spins
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18+ | Play responsibly | Ad — we may earn a commission from these partners.
Game Review
Reviewed by Johnessy
Professor Big Win is an online slot from Atomic Slot Lab, with medium volatility, a published RTP of 95.52% and a listed maximum win of 6,600x.
RTP varies between casino configurations and markets, so check the information screen inside the version you are playing. A maximum-win figure is a theoretical ceiling, not a likely result. How these pages are researched and what the recorded play data does and does not show is set out in our editorial policy.
18+ only. Slot outcomes are random and past results do not make a win more likely — set a limit before you start.
Professor Big Win FAQ
What is the RTP of Professor Big Win?+
Professor Big Win has an RTP (return to player) of 95.52%. RTP is the theoretical percentage of total stakes a slot returns to players over a very large number of spins, as published by Atomic Slot Lab — individual sessions can land far above or below it.
How volatile is Professor Big Win?+
Professor Big Win is rated medium volatility. Medium-volatility slots sit between the extremes — a balance of win frequency and win size.
