JeffBet offers existing players a daily chance to win up to 100 Free Spins with the Mystery Box promotion.
How to get the bonus
- Log in to your JeffBet account any day from Monday 00:00 GMT to Thursday 23:59 GMT.
- Deposit at least £20 via the casino cashier and enter promo code MBOX (Skrill and Neteller excluded).
- Open the Mystery Box minigame to reveal your free spins prize (randomly 25–100 spins).
- Use the awarded free spins on eligible slots within 24 hours of receipt.
- Wager any free-spin winnings 50x within 7 days to convert up to £20 into your real money balance.
Promotion terms
| Term | Details |
|---|---|
| Minimum Deposit | £20 |
| Promo Code | MBOX |
| Excluded Payment Methods | Skrill, Neteller |
| Promotion Period | Monday 00:00 GMT to Thursday 23:59 GMT (redeemable once per day) |
| Free Spins Awarded | Randomly between 25 and 100 |
| Maximum Conversion to Real Money | £20 |
How to wager the bonus
Any free spins and their winnings must be wagered 50 times. Different games contribute varying percentages towards the wagering requirements. Free spins are valid for 24 hours after being credited, and any bonus funds or winnings obtained from them will expire 7 days after crediting.
How to use a bonus JeffBet
Once awarded, your free spins will be available to play on eligible casino slot games. You must use the free spins within 24 hours. After using them, any winnings will be credited as bonus funds, which must then be wagered according to the playthrough requirements before they can be withdrawn as real cash.
