Gambling terms, explained.
English · 18+
Feature / concepts

Free spins.
What does bonus balance actually mean?

Spin value, bonus winnings and withdrawable money are different amounts. Here is the difference, in plain language.

09topics, straight to the point
07language editions
40definitions in one place
Recommended bonuses

100 free spins. No deposit.

Three Slot.win sign-up offers – each with its own code and game.

All offers and terms
Gates of Olympus — Pragmatic Play100 FS · No deposit

Pragmatic Play

Gates of Olympus

  • Wagering45× the bonus balance from the spins
  • Max cashout30 USD
  • Spin value0.20 USD
  • Spins valid for7 days
Promo codeLUMIX
Dracula — NetEnt100 FS · No deposit

NetEnt

Dracula

  • Wagering45× the bonus balance from the spins
  • Max cashout30 USD
  • Spin value0.20 USD
  • Spins valid for7 days
Promo codeFJORA
Mental — Nolimit City100 FS · No deposit

Nolimit City

Mental

  • Wagering45× the bonus balance from the spins
  • Max cashout30 USD
  • Spin value0.20 USD
  • Spins valid for7 days
Promo codeNOREL

18+. Only play with money you can afford to lose. Responsible gambling and support

Understand the terms.

Nine detailed guides: calculations, worked examples, common misunderstandings and the wording that matters.

9 articles

One bonus. Three different deadlines.

Claiming an offer, using spins and meeting a wagering requirement can have separate time limits.

What does game contribution mean?

The percentage describes the share of a stake counted towards a wagering requirement.

Reading routes

Start with the question you have.

Glossary

A word that made you pause?

40 terms explained with examples: wagering, maximum cashout, balances, RTP and payment checks.

Open the glossary
RTPTheoretical return
Bonus balanceAmount recorded as bonus funds
Game contributionShare counted towards wagering
Guides

Slots and payments, explained

Wagering calculator

Do the maths before you play: the calculator shows the requirement and number of bets in seconds.

Wagering calculator

Need a break from gambling?

Practical guides to limits, self-exclusion, closing an account and getting help – with no offers on these pages.

Responsible gambling
Slotwin Journal

One topic at a time. A clear explanation.

Slotwin Journal explains gambling terminology, conditions and payment terms. Articles start with the answer and explain the context.