Wagering requirement calculator

The turnover a bonus demands — and what that turnover costs on average at a given RTP. Everything runs in your browser.

Leave 0 if the terms require wagering the bonus only.
For example, 35 means "×35".
Slots usually count 100%, table games less. Check the operator’s terms.
Return to player. Slots are typically 94–97%.
Required turnover — The total amount you must stake.
Actual turnover after weighting —
Bets at the average size —
Expected loss on the turnover — Turnover × (100% − RTP). This is the average price of clearing: any single session can end anywhere, but the expectation is exactly this.

The calculator shows mathematical expectation, not a prediction of your session. Bonus terms differ — always check the specific operator’s rules.

What wagering is and how to calculate it →