Most players think of rakeback as a cut of how much they bet. It isn't. Rakeback is a cut of the house edge you generate (the mathematical advantage the casino holds on every game), not the raw wager amount itself. That single distinction is why two people can wager the exact same amount and walk away with wildly different rakeback.
The formula behind the number
The core calculation Edge Rakeback uses is straightforward once you see it written out: Wager × House Edge × Rakeback%. Wager is how much you bet. House edge is the average percentage the game keeps over time. Rakeback% is the slice of that theoretical loss the platform returns to you. Multiply the three together and you get the core rakeback figure. Any weekly or monthly extras get layered on top using the same logic: Wager × House Edge × Other Bonuses%.
Subtract both of those from your theoretical loss (Wager × House Edge) and what's left is your net cost of play, the number that actually matters if you're trying to understand what a session really costs you on average.
Why the game you pick changes everything
Because rakeback is calculated on house edge rather than wager size, the game category you choose has an outsized effect on the result. Low-edge games, Originals like Dice, Crash, and Limbo, or Blackjack played with good rules, typically run at a theoretical loss of around 0.5–1% per dollar wagered. Slots, American Roulette, and Live Game Shows sit at the other end, often between 4% and 5.26%.
Wager the same $10,000 on both, and the high-edge game generates roughly five to ten times more theoretical loss, which means roughly five to ten times more rakeback on the same rakeback percentage. Neither game is a better bet on its own; but if you're specifically optimizing for rakeback yield rather than raw entertainment, the wider-edge game mathematically feeds the machine more, for better or worse.
Why the same rakeback % isn't a flat comparison across casinos
This is also why comparing a raw "12% rakeback" quote across two casinos can be misleading without more context. If the underlying house edge, the game mix, and any VIP-tier multipliers differ, that headline number tells you very little on its own. Edge Rakeback's estimate always ties the percentage back to the game type and platform you actually select, instead of treating rakeback as an isolated flat rate.
One important caveat: base tier only
Rakeback percentages published or estimated for a platform's base tier are usually a floor, not a ceiling. Most crypto casinos increase the effective rakeback rate as players climb VIP levels through higher wagering volume, so a high-volume player's real return is often meaningfully better than a base-tier estimate suggests.