NeBlask · slot

BlackJack 21 — slot

from AdvantPlay

Release · 2025 Volatility · Medium-Low Updated · 04.10.2026

97.01%RTP

Medium-LowVolatility

5Reels

16807Paylines

x100,000Max win

$1Min bet

$1000Max bet

2025Release year

Topic

Card

Bonus-buyFree-spinsMobile

Who made the slot “BlackJack 21”?

“BlackJack 21” is a game by AdvantPlay.

What is the RTP of “BlackJack 21”?

The theoretical return to player (RTP) of “BlackJack 21” is 97.01%.

What is the volatility of “BlackJack 21”?

The volatility of “BlackJack 21” is medium-low.

What is the maximum win in “BlackJack 21”?

The maximum win in “BlackJack 21” is up to x100,000 of the bet.

How many paylines does “BlackJack 21” have?

“BlackJack 21” uses 16807 paylines on 5 reels.

Open data: game catalogue · Radar · methodology · CC BY 4.0. Specification sources: Casino Guru, SlotCatalog.