Best SlotHome › How it works
How sweepstakes casinos work, from coin pack to prize
Two coins, one rule about dollars, a free way in and a redemption process. Once you see how they fit together, every sweepstakes casino makes sense.
A sweepstakes casino is an online casino-style site where players buy Gold Coins to play for fun and receive Sweep Coins as a free promotional bonus, and where Sweep Coins won in play can be redeemed for prizes under the brand's published rules.
Short answer: Players pay only for Gold Coins (GC), which have no cash value. Sweep Coins (SC) come free with packs, usually one SC per US dollar paid, and through free methods such as mail-in requests. Comparison tables on next.io list minimum redemptions of 45 to 100 SC and play-through of 1x to 3x, but each brand sets its own rules.
The two coins: Gold Coins and Sweep Coins
Everything on a sweepstakes casino runs on two separate balances. They look similar on screen. They behave very differently.
| Gold Coins (GC) | Sweep Coins (SC) | |
|---|---|---|
| How you get them | Bought in packs; also free bonuses | Free with GC packs, daily bonuses, mail-in requests |
| Cash value | None | Redeemable for prizes under the brand's rules |
| Typical rate | Set by each brand per pack | One SC per US dollar paid |
| Can be redeemed | Never | Yes, after play-through and above a minimum |
| Can be converted to the other coin | No | No |
Some brands use a different SC scale, for example 1,000 SC to the dollar, but the logic is identical: SC is tied to the dollar and GC is not. For a player-focused comparison of the two balances, see Slot Casinos Online's Gold Coins vs Sweep Coins guide.
Why one Sweep Coin per dollar?
The rule exists because SC is the promotional prize, and the brand needs a fixed, transparent link between what was paid and what was given away. If a $20 pack came with 20 SC at one brand and 60 SC at another, players could not compare offers and the brand's own liability would be hard to track. One SC per dollar keeps the arithmetic honest. Game suppliers built for sweepstakes enforce it too: Nocturn Play, for example, lets each brand set Gold Coins per pack but fixes SC to the price paid.
What is AMOE, or the mail-in method?
AMOE stands for alternative method of entry. It is the free route to Sweep Coins that does not require buying anything. The best-known version is a mail-in request: the player writes a short request by hand, posts it to the address in the official rules, and the brand credits a set amount of SC to the same SC balance used for everything else. Daily login bonuses and social media giveaways are other free routes. The amounts and conditions are in each brand's rules, and they vary.
Play-through and redemption: how SC turns into a prize
A player cannot redeem Sweep Coins the moment they arrive. Two conditions usually apply.
- Play-through. SC must be played at least once (1x) or a few times (up to 3x is common in comparison tables) before it counts as redeemable. Playing 10 SC through once means placing 10 SC of stakes in total, win or lose.
- Minimum redemption. The redeemable balance must reach a threshold, often between 45 and 100 SC for cash prizes in published comparisons. Some brands set lower thresholds for gift cards.
Before the first redemption, the brand checks the player's identity. Processing times in published comparisons run from about 3 to 10 business days. All of this is generic: brands set their own rules, and the only rules that count are the ones in that brand's terms.
A worked example: one evening on a sweepstakes casino
Maya buys a $10 pack. In this example the brand gives 25,000 GC and, following the dollar rule, 10.00 SC. Her balances read 25,000 GC and 10.00 SC.
- She spends twenty minutes on a slot in Gold Coins, betting 500 GC a spin. She ends at 31,500 GC. This is entertainment only; those coins can never leave the site.
- She switches the coin selector to SC and opens the Altitude Zero crash title. She stakes 0.50 SC per round and cashes out at 2.20× on her best round, which returns 1.10 SC. Over 12 rounds she stakes 6.00 SC and gets back 6.80 SC.
- Her SC balance is now 10.80 SC. She has played 6.00 SC through. Under a 1x rule, 4.00 SC of her original 10.00 still needs to be played before it counts as redeemable.
- Even when all of it is played through, 10.80 SC is below a 50 SC minimum, so she cannot redeem tonight. Her balance waits for her next session.
Two details are worth noticing. The crash round she played in SC was paid in SC, never in GC. And if the game had failed mid-round after taking her stake, the rollback would have returned the 0.50 SC to her SC balance, not to Gold Coins. That round-level coin integrity is the technical heart of a sweepstakes casino.
Where do the games come from?
Sweepstakes casinos rarely make their own games. They connect to studios and aggregators through a wallet integration, and for sweepstakes that integration has to understand two coins: the stake comes from the coin in play, the win goes back to it, and nothing crosses over.
Studios approach this in different ways. Nocturn Play runs a separate sweepstakes product line with a wallet layer next to its standard integration and a separate sweepstakes launch entry point; a session opens in one coin, a GC/SC selector shows both balances, and switching is blocked mid-round. Its 52 titles span slots, crash, fish shooters, bingo, keno, scratch cards and originals, all of which can run in two-coin mode with the same maths and max win, so a brand can fill most of a lobby from recent two-coin slot releases and instant formats from one supplier. Aggregators bundle many studios behind one API. Our pages on sweepstakes game providers and sweepstakes game aggregators rank the options.
How do sweepstakes casinos make money?
They sell Gold Coin packs. That is the revenue line. Their main variable cost is the Sweep Coins that players win and redeem, plus payments, content fees and marketing. The model is large: VGW, which runs Chumba Casino and LuckyLand Slots, reported about A$7.3bn of revenue for the year to 30 June 2025, and Eilers & Krejcik estimated about $14.3bn of Gold Coin sales across the market in 2025. A more detailed cost view is in our guide to sweepstakes casino costs.
Sweepstakes casino vs social casino
A social casino has one coin and no prizes. A sweepstakes casino adds the second, redeemable coin. That single difference changes the wallet, the rules and the operations, as our social casino vs sweepstakes casino comparison explains. Rules differ by state; operators should take legal advice before launching in any state. For players: sweepstakes casinos are for adults; play for fun.
FAQ
How do sweepstakes casinos work?
Players buy Gold Coins to play for fun and receive Sweep Coins free with their packs or through mail-in and daily bonuses. Sweep Coins won in play can be redeemed for prizes once the player meets the brand's play-through and minimum redemption rules.
How much is one Sweep Coin worth?
On most brands, one SC is tied to one US dollar: a pack gives one SC per dollar paid, and redeemable SC is valued at a dollar each. A few brands use a different scale, such as 1,000 SC to the dollar.
Can Gold Coins be turned into Sweep Coins?
No. Gold Coins have no cash value and cannot be exchanged for Sweep Coins or redeemed. The two balances stay separate, and each game round is played and paid in one coin.
What does play-through mean on a sweepstakes casino?
It is the amount of play required before Sweep Coins become redeemable. With a 1x rule, 20 SC must be staked once in total before it counts; comparison tables show 1x to 3x as common.
Do you have to buy anything to play at a sweepstakes casino?
No. Sweepstakes casinos offer a free method of entry, such as a mail-in request or daily bonus, that credits Sweep Coins without a purchase. The amounts are set in each brand's official rules.
Who makes the games on sweepstakes casinos?
Third-party studios and aggregators, connected through a two-coin wallet. Some, such as Nocturn Play, run a dedicated sweepstakes line where each round stays in the coin it was played in.