RTP (Return to Player)
The percentage of total wagered money a slot machine or game is configured to return to players over time.
Detailed Explanation
Return to Player is the inverse of house edge, expressed as a percentage of wagered funds paid back to players over a theoretically infinite number of plays. A slot machine with a 96% RTP is expected to return $96 for every $100 wagered over its lifetime — the casino's expected profit margin on that machine is 4%.
Land-based casino slot RTP typically ranges from 85% to 94%. Online casino slots generally offer higher RTPs (95–98%) due to lower overhead costs. RTP is a long-term statistical average — a player completing a single session of 200 spins will experience results that can deviate dramatically from the stated RTP due to variance.
RTP information is typically accessible in the game's information or help screen. In regulated jurisdictions, the minimum RTP is set by gaming law (e.g., 85% in Nevada). Players seeking maximum expected value should choose machines with the highest available RTP within their preferred game category.
Related Entries
Casino Fundamentals
House Edge
The mathematical advantage the casino holds over the player on any given bet, expressed as a percentage.
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Payline
A line across the reels of a slot machine along which matching symbol combinations pay out.
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Progressive Jackpot
A jackpot prize that increases incrementally with each bet placed, pooling contributions from multiple machines or a network.
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RNG (Random Number Generator)
Software that generates statistically random outcomes to ensure fair and unpredictable results in electronic games.