What Is a Wagering Requirement?
Online casino bonuses — welcome offers, free spins, deposit matches — almost always come with wagering requirements (also called playthrough requirements). This is the total amount you must bet before any bonus winnings can be withdrawn as real cash.
For example: if you receive a £50 bonus with a 30x wagering requirement, you must place £1,500 in total bets before withdrawing bonus-derived funds.
Types of Slot Bonuses You'll Encounter
- Welcome Bonus / Deposit Match: The casino matches your deposit by a percentage (e.g., 100% up to £100). Both the bonus amount and sometimes the deposit itself may be subject to wagering requirements.
- Free Spins: A set number of spins at a fixed stake value. Winnings from free spins are credited as bonus funds and typically carry wagering requirements.
- No-Deposit Bonus: Bonus funds or spins awarded without requiring a deposit — usually with higher wagering requirements and withdrawal caps.
- Reload Bonus: Offered to existing players on subsequent deposits, usually with lower match percentages.
- Cashback Offers: A percentage of your losses returned — sometimes as cash (no wagering) or as bonus funds (with wagering).
How to Calculate Wagering Requirements
The formula is straightforward:
Bonus Amount × Wagering Multiplier = Total Amount to Wager
| Bonus Amount | Wagering Requirement | Total to Wager |
|---|---|---|
| £25 | 20x | £500 |
| £50 | 30x | £1,500 |
| £100 | 40x | £4,000 |
| £10 (free spins winnings) | 35x | £350 |
As you can see, higher wagering multipliers make bonuses significantly harder to convert into withdrawable cash.
Game Contribution Percentages
Not all games contribute equally to clearing a wagering requirement. Casinos typically weight game types as follows:
- Slots: Usually 100% contribution — £1 bet counts as £1 toward the requirement.
- Live casino / Table games: Often 10–20% or sometimes excluded entirely.
- Video poker: Varies by casino, often 10–50%.
- Specific slot exclusions: High-RTP slots (above ~97%) are sometimes excluded from bonus play.
Always check which games are excluded or reduced-contribution before using bonus funds on a specific slot.
What Makes a Bonus "Good Value"?
When evaluating a slot bonus, consider these factors:
- Wagering multiplier: Below 25x is generally considered fair; above 40x is very difficult to clear profitably.
- Time limit: Most bonuses expire within 7–30 days — ensure the wagering is achievable in time.
- Max bet rule: Many bonuses restrict bets to a maximum (e.g., £5/spin) while wagering is active. Exceeding this can void the bonus.
- Withdrawal cap: Some free spin bonuses cap the maximum you can withdraw regardless of how much you win (e.g., 10x the bonus value).
- Game restrictions: Verify your preferred slots are eligible for bonus play.
Tips for Getting the Most from Slot Bonuses
- Always read the full terms and conditions before claiming any offer.
- Favour lower wagering requirements over larger bonus amounts — a smaller, easier-to-clear bonus has more real value.
- Use bonus funds on medium-volatility slots to balance clearing speed and win potential.
- Track your wagering progress within the casino's bonus section to avoid accidentally forfeiting the offer.
Final Word
Bonuses can add genuine value to your slot sessions, but only when you understand exactly what you're agreeing to. Take time to read terms carefully, calculate the actual wagering burden, and choose offers that align with how you naturally play.