When you pick an online slot, keep an eye on the RTP — that’s how much the game...

https://www.play-bookmarks.win/when-you-dive-into-online-slots-knowing-the-rtp-and-volatility-helps-you-get

When you pick an online slot, keep an eye on the RTP — that’s how much the game pays back over time. Volatility tells you if wins come small and often or big and rare