A large number with a deposit attached
Spinfin’s recorded British currency offer is 350% up to £10,000 plus 500 free spins. The percentage describes a matching relationship, whereas the cap describes its upper bound; neither is a promise of withdrawable cash.
Assuming one consistent 350% rate, reaching the ceiling would require about £2,857 in qualifying deposits. That assumption must not conceal a possible staged structure or imply that the promotion is currently available to British customers.
Spins do not explain the wagering burden
Five hundred spins give the package a second headline number but no fixed cash value. The designated stake and game are necessary to price the rounds, and winnings may enter a separately restricted balance.
For a package this large, wagering calculations deserve more attention than promotional scale. A requirement applied to deposit plus bonus can create a different obligation from the same multiplier applied only to bonus credit.
Check the operator, not the currency
We have not verified a UK Gambling Commission licence for Spinfin. A pound denominated offer does not establish one; the official register should be used to match the legal operator and relevant website.
There was no account opening, gameplay or payout trial behind this assessment. It interprets supplied marketing figures and does not certify British eligibility, customer protections or the speed at which winnings might be paid.
Evidence and editorial boundaries
Desk-based reading of supplied offer details. We did not register, deposit, play or request a withdrawal. Promotions were not checked live, and no UK Gambling Commission licence was verified. The official register is provided for independent operator and domain checks.