Black Hole Demo
Black Hole by Merkur runs a 96.55% RTP at high volatility. The game uses 5 reels and 5 paylines, and first launched in 2019. Weigh the maths below before you deposit to play it for real.
Game facts
- RTP
- 96.55%
- Volatility
- high
- Reels
- 5
- Paylines
- 5
- Provider
- Merkur
About Black Hole
Black Hole is a Merkur slot you can try in free-play (demo) mode at most licensed casinos, and often on Merkur's own site — the same math model and reels as real money, with no deposit needed to test it. 96.55% RTP sits above the 96% industry midline, with a 3.45% house edge. The game runs high volatility — rare but heavy hits; budget 200+ spins to see the bonus round.
If you plan to play it with a casino bonus, check the personalised EV matches below — the simulation uses this game's real RTP and volatility, not a site-wide average.
Merkur has 53 slots in our catalog, averaging 96.20% RTP across the titles with a published figure. At 96.55%, Black Hole ranks #9 of 53 Merkur slots by RTP — one of the studio’s most player-friendly math models. Browse the full Merkur catalog for alternatives with a similar house style.
Personalised for Black Hole · 96.5% RTP · high volatility
Best bonuses to play Black Hole on
FAQ · Black Hole
What is the RTP of Black Hole?
Black Hole has a published RTP of 96.55%, i.e. a long-run house edge of 3.45%. Some operators license reduced-RTP versions — check the paytable in the game info menu before playing for money.
Can I play Black Hole for free?
Yes — Black Hole has a free-play (demo) mode in fun credits at most licensed casinos, and frequently on Merkur's own site. The math model is identical to the real-money version; you don't need to deposit to test it, but you do launch it from the operator, not from this page.
Is Black Hole a high or low volatility slot?
Black Hole is rated high volatility — rare but heavy hits; budget 200+ spins to see the bonus round. That makes it a poor fit for clearing wagering requirements on a thin bankroll — variance can bust you before the playthrough completes.
How many reels and paylines does Black Hole have?
Black Hole plays on 5 reels with 5 paylines. The layout is identical in demo and real-money play.
Which bonus should I use to play Black Hole for real money?
Right now our simulator's best match is CorgiBet (100% up to €200 + 50 Free Spins (low wager)) at +€28 EV on a €100 baseline — recomputed against this game's RTP and volatility on every build.
