lab studies / mega moolah
lab study, simulation-based

105 million spins on mega moolah: 79.8% of $0.50/$100 sessions busted before the cap

exp · 033 · 2026-06-15 · simulation-based

provider , RTP 88.12%volatility medium
at 50c a spin
€5,625
biggest win
11,250x top win
~248
spins to the bonus
about 50 min at 5/min
€30
average bonus
when it hits (60x)
€0.44
avg back per spin
of your 50c
win hit frequency 24.0% (~1 in 4.2 spins)max win 11,250x = €5,625 (a feature event)
We simulated Mega Moolah across nine stake/bankroll combinations at the 88.12% provider default, 10,000 sessions each (105,030,050 simulated spins in total). At $0.50 a spin against a $100 bankroll, 79.8% ±0.8 of sessions busted before the 2,000-spin cap and the median session ended with $0.33. Only one RTP version is documented for this title on our files, so this study reports the default-version behaviour.

Run it yourself in the live simulator. All figures are simulation-based observations, not predictions. See our methodology.

what we measured

parametervalue
providerGames Global (Microgaming)
rtp default88.12% (simulated)
rtp versions on file88.12
volatilitymedium (slotcatalog)
hit frequencyestimated at 24% for a medium-volatility game (provider does not publish one; low-confidence)
max win11,250x
mechanicsprogressive-jackpot;free-spins
simulated105,030,050 spins, 9 stake/bankroll cells, 2,000-spin cap

These are simulation-based observations from a model calibrated to the published RTP. Hit frequency and bonus frequency/value are estimates, flagged above; absolute bust levels carry that uncertainty, while the default-versus-floor comparison holds those inputs constant.

how long bankrolls survived

survival curves, share of sessions still alive vs spins played

At a $100 bankroll, the median session lasted 2000 spins at $0.20 a spin, 867 spins at $0.50, and 337 spins at $1.00. Stake-to-bankroll cover, not the game, decided how long the money lasted.

bust rates

bust-rate grid, share of sessions that busted before the spin cap

Share of sessions that busted before the 2,000-spin cap (default 88.12% version, 95% CI):

$50 bankroll$100 bankroll$200 bankroll
$0.20/spin72.0% ±0.926.2% ±0.90.0% ±0.0
$0.50/spin91.8% ±0.579.8% ±0.846.4% ±1.0
$1.00/spin96.7% ±0.492.2% ±0.580.5% ±0.8

what a finished session looks like

final bankroll by percentile

At $0.50 on a $100 bankroll the median session ended with $0.33 of the original $100. The 90th percentile kept $132.05. In our model a bonus arrived about once every 252 spins on average (a modelled trigger rate, flagged). Most sessions drain toward zero while a few tails run long, which is what negative expectation looks like over many sessions.

methodology note

We simulate models calibrated to published math, not the provider's game engine. Results are sample-based observations from 105,030,050 simulated spins, with 95% confidence intervals. Hit frequency and bonus parameters are estimated and flagged. Slots are negative-expectation games; nothing here predicts outcomes or improves odds. Corrections policy: methodology.html.

Where the max win actually comes from

base 64%
feature 24%

27% of this game's RTP is locked inside the bonus you rarely trigger; the base game on its own returns just 64%.

A normal spin in our simulation never returned more than ~600x (€300). The 11,250x top win is a feature event, it only came out of the bonus. (base-game ceiling: paytable-sourced)

Play the mega moolah demo, or stress-test it

Looking for the mega moolah demo or free play? A demo shows you a handful of spins. Our free simulator runs mega moolah across thousands of sessions and shows what actually happens to a bankroll over time: the bust rate, how long the money lasts, and the wait for the bonus. It is the demo with the math switched on.

stress-test mega moolah free

FAQ

Is there a mega moolah demo or free play?

Yes. You can play mega moolah in demo mode at most casinos, and you can stress-test it free in our simulator, which runs thousands of sessions and reports the bust rate and session length, the demo with the math switched on.

Is mega moolah worth playing?

It is negative-expectation like every slot. In our simulation, 79.8% of $0.50/$100 sessions busted before the 2,000-spin cap. We report the cost; we never tell you to play.

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