Key Facts
HAPPY PRISON is a high-volatility online slot from Truelab with an RTP of 96.07% and a maximum win of 10,000x.
- Provider
- Truelab
- RTP
- 96.07%
- Volatility
- High
- Max win
- 10,000x
- Layout
- 6×4
- Paylines
- 4096
- Released
- 2026
Page updated August 2026
Where to Play HAPPY PRISON
Spinchester
9.8
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Game Review
Reviewed by Johnessy
HAPPY PRISON is an online slot from Truelab, with high volatility, a published RTP of 96.07% and a listed maximum win of 10,000x.
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.
HAPPY PRISON FAQ
What is the RTP of HAPPY PRISON?+
HAPPY PRISON has an RTP (return to player) of 96.07%. RTP is the theoretical percentage of total stakes a slot returns to players over a very large number of spins, as published by Truelab — individual sessions can land far above or below it.
How volatile is HAPPY PRISON?+
HAPPY PRISON is rated high volatility. High-volatility slots pay out less often, but wins tend to be bigger when they land — expect longer dry spells and larger swings to your balance.
