Hellcatraz — slot review

Hellcatraz is a slot by Relax Gaming (released 2020) with an RTP of 96.46%, high volatility, and a max win of x51,840 on your bet. Theme: prison, escape from Alcatraz.

RTP 96.46%High volatilityup to x51,8406x6

Free demo

Free, virtual chips only — no sign-up

Demo mode uses a virtual balance and pays no real winnings. It is meant for getting familiar with the game.

Specifications

Provider	Relax Gaming
Release year	2020
RTP	96.46%
Volatility	High volatility
Max win	x51,840
Reels	6x6
Paylines	cluster pays / ways
Theme	prison, escape from Alcatraz
Mechanics	avalanche, mystery symbols, free spins, multipliers, bonus buy

Why the RTP at a casino may differ

Providers ship the same game in several return configurations, and each casino picks which version it runs. Across the market the spread typically runs 2–8 percentage points below the headline figure. The number here is the provider specification — the version actually running is shown inside the game, in its rules screen.

Hellcatraz review

Hellcatraz is a mad escape from a hellish prison in an acid pixel style. On a 6x6 grid, avalanche drops and signature Mystery symbols are at work: they reveal identical images, triggering chain reactions and opening extra ways to win. A cell key collects bonus symbols and leads to free spins, where the potential accelerates to an impressive 51,840x. The slot stands out for its bold visuals, chiptune soundtrack and unconventional maths that make every spin unpredictable. Ideal for players tired of identical fruit cascades and after high volatility with character and a sense of humour.