20 May, 2025Blog

What is RTP and why do online casinos Lower It?

Approximately 9 out of 10 online casinos lower the return-to-player (RTP) percentage in their games, meaning the chances of winning there are significantly reduced.

RTP (Return to Player) is the percentage of all wagered money that a slot returns to players over time. A slot with 96% RTP pays back on average 96 of every 100 coins wagered — the remaining 4 are the house edge. Here is why many casinos quietly lower it.

James Carter

Chief Content Editorupdated on 20 May 2025

1What is happening

Casinos and game studios are constantly looking for new ways to attract players. Most of these innovations are great for entertainment, but they also make it harder to see how much a game actually pays back over time.

Many providers ship the same slot in several RTP versions, and the casino decides which one to run. The difference between 96% and 88% is invisible in the game itself, but it adds up quickly over thousands of spins.

2Why it matters for players

RTP (Return to Player) is the share of all wagered money that a game returns to players in the long run. A higher RTP means a lower house edge and more playtime for the same bankroll.

When a casino silently picks a reduced RTP version, you pay for it with every bet. That is why we recommend checking the RTP at your casino before you start playing.

3How to check the RTP with RTPCheck

Search for your casino or slot on RTPCheck and compare the RTP values reported by other players with the maximum value published by the provider. Green means the casino runs the best version, orange means a reduced RTP and red means you should look for another casino.

Played a slot recently? Add your own RTP check — every report makes the database more accurate for the whole community.

James Carter

James leads the RTPCheck editorial team. He has spent over ten years reviewing online casinos and slot providers, and makes sure every article is backed by real RTP data collected by our community.

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