What does "provably fair" actually let you do when you play Mines? In short, it lets you check, after each round, that the mines were placed before you started clicking and weren't moved afterward. Every casino below offers Mines as a provably fair in-house game, but they explain and support that check in different ways, and the extras around the game vary even more. If you're new to the idea, the table and entries below explain what each casino lets you verify, how you do it, and what else you get for playing there. Here's how eight of them compare, starting with Rainbet.
Casino |
Provably fair Originals |
How you verify |
License |
Rainbet |
All in-house originals |
Client seed, server seed, nonce; EOS blocks for some games |
Anjouan |
Stake |
31 |
Originals only; provider games use RNG |
Curaçao |
Gamdom |
Mines, Crash, Dice and more |
Published SHA256 hash chain |
Anjouan |
BitStarz |
12 of 18 |
Check each game's label |
Curaçao |
Duel |
Crash, Plinko, Mines, Dice, Blackjack |
Public hash proofs |
Anjouan |
Cloudbet |
12 of 25 |
Label on each Original |
Curaçao |
Roobet |
12 |
Originals only |
Curaçao |
Shuffle |
17 |
Public verification tool |
Curaçao |
Best for: players who want verifiable Mines and a reward system that keeps paying.
Rainbet goes a step further than most when it comes to randomness. Two of its games, Case Battles and EOS Roulette, draw their results from EOS blockchain blocks, a public source no one at the casino controls. Mines and the rest of its originals use the standard method: a server seed the casino locks in before your round, a client seed you can change, and a nonce that counts each bet.
That makes Mines easy to check, and it sits in a varied set of originals that includes Tower, Chicken Cross, Plinko, Limbo and Dice. Around the games, rakeback pays every 15 minutes, Daily Reloads arrive every eight hours, and races run from $25K a day to $1M a month.
Two things to know as a beginner. Provably fair covers the originals only, so slots from outside studios rely on their own systems. And Rainbet doesn't publish RTP figures for its originals. On the plus side, crypto play and withdrawals need no KYC, and every player gets a free weekly raffle ticket.
Verdict: the best all-round home for provably fair Mines, with the busiest reward calendar here.
Best for: players who like hopping between many quick games.
Stake runs 31 provably fair Originals, the largest set in this list, with Mines sitting next to Dice, Plinko, Limbo, Keno, Crash and Dragon Tower. If you enjoy the Mines format, there are plenty of similar games to try, and the same verification method applies to all of them.
The fairness check covers Originals only; third-party slots use each provider's random number generator. Stake has been running since 2017 under a Curaçao license held by Medium Rare N.V. Rakeback returns 3.5% of the house edge and can be claimed whenever you like, and a $100,000 daily race pays 5,000 places.
Its welcome bonus is harder to reach than most, since you must ask support and complete Level 2 KYC first. Stake's terms also allow slot RTP adjustments, so keep the provably fair Originals and the slots lobby separate in your mind.
Verdict: a big Originals menu from an established brand, with more steps at signup.
Best for: players who want independent proof that verification works.
Gamdom publishes a SHA256 hash chain for its Originals, and a reviewer at WorldPokerDeals used it to verify a real Mines round. A hash chain is a sequence of locked-in codes, each one tied to the next, so results can't be swapped once the chain is published.
Mines sits among Crash, Dice, Plinko, Keno, Limbo and HiLo, so one verification routine covers a whole family of quick games. New players get a 15% rakeback boost for seven days rather than a deposit bonus, and rakeback continues from level 1 across 24 Royalty Ranks. Because that rakeback has no wagering, it's simple to understand for beginners.
Gamdom's responsible gambling tools are thin, with self-exclusion of 1, 5 or 8 days in settings and no documented deposit limits. It holds an Anjouan license and has been online since 2016.
Verdict: a well-documented verification system with an outside check to back it.
Best for: players who value a long operating history.
BitStarz has been around since 2014 and runs 18 in-house Originals, including Mines, Crash, Plinko, Dice and Tower. Of those, 12 sit in its provably fair category.
That split matters. Before playing Mines, check that it carries the provably fair label, since not every Original does. RTP for each game is listed on its game page, which is more than many rivals offer. Live chat answers in about a minute if you're unsure which games are covered.
Its welcome package is a classic four-deposit match with free spins, though a 7-day window and $5 max bet make it tough to clear with quick games. Strict house rules, including one account per household, device and IP address, also apply.
Verdict: an established name, but confirm the provably fair label game by game.
Best for: players who want the highest stated return.
Duel's Originals, Mines included, run at a 0% house edge, meaning a 100% RTP. Results come with public hash proofs. A house edge is the built-in advantage a game gives the casino, so a 0% edge means the game is designed to pay back every unit staked over the long run.
There's no welcome bonus. Instead, Duel pays instant rakeback up to 50% across slots and live tables, and standard play doesn't require KYC. Deposits start at $1, and withdrawals average under five minutes.
Duel only launched in 2025, so its track record is short, and it holds an Anjouan license. Its rakeback also skips sports and some games.
Verdict: the strongest numbers on paper, from the newest operator here.
Best for: players who want to see RTP before they play.
Cloudbet has 25 Originals with RTPs from 97% to 99.43%, and 12 are marked provably fair, including Mines. RTP appears in every game's info panel.
Not everything is covered, though: its table Originals and third-party games aren't provably fair. Cloudbet has operated since 2013, and its VIP rakeback rates are published in full, starting at 5% below Diamond.
Without full KYC, withdrawals are capped at $2,200 a day. Its welcome package pays cash over 30 days instead of a deposit match, though timed claim windows mean unclaimed rewards are lost.
Verdict: a transparent choice that clearly labels what is and isn't verifiable.
Best for: players who like frequent reward claims.
Roobet's 12 Originals are provably fair, with Mines alongside Crash, Plinko, Towers and the exclusive Mission Uncrossable. Rakeback can be claimed every 30 minutes, and a Rewards Vault releases every eight hours. Roobet has operated since 2019.
Mines counts 50% toward its welcome wagering, so it clears the bonus slowly. The bonus itself is a 100% match up to $1,000, credited automatically.
Large or flagged withdrawals can take days to verify. On the plus side, players can cap deposits, wagers and losses.
Verdict: solid verification and quick claims, with Mines less useful for bonus clearing.
Best for: players who want an easy checking tool.
Shuffle's in-house studio builds 17 provably fair Originals, and a public verification tool lets you test any round without digging through code. That makes it one of the friendliest setups for beginners. Mines sits among Crash, Limbo, Hilo, Chicken and Floor Is Lava.
Rakeback is instant and free of wagering, and a $100,000 weekly race pays the top 1,000 players. Shuffle launched in 2023 and holds a Curaçao license.
An ID check is required before your first withdrawal, and RTP isn't shown on game tiles. Some players also report larger wins held up under KYC review.
Verdict: a simple, public checker on a varied Originals lineup.
A visible verification tool comes first. The best setups let you see the hashed server seed before you play, change your client seed, and check the result yourself afterward. Shuffle's public tool and Gamdom's published hash chain are good examples. If a casino only shows a fairness badge without any way to enter seeds or view hashes, treat the claim with caution, because there's nothing for you to check.
Next, look for clear labels. At BitStarz and Cloudbet, only some Originals are provably fair, so the label on each game tells you what you can trust. Remember too that no casino here extends provably fair checks to third-party slots.
Third, check whether RTP is published. Duel states 100%, Cloudbet shows RTP per game, and BitStarz lists it on game pages. Rainbet, Gamdom and Roobet don't publish Mines RTP.
Finally, think about what happens around the game. Mines rounds are short, so rakeback that pays often, like Rainbet's 15-minute cycle, fits the pace. Instant rakeback at Duel and Shuffle serves the same purpose.
One more tip for beginners: run a verification yourself on a few low-stakes rounds before playing seriously. It takes a minute, and it shows you exactly what the casino's fairness claim covers.
Choose Rainbet if you want provably fair Mines plus rakeback every 15 minutes and races up to $1M.
Choose Stake if you want the widest range of similar Originals from a brand running since 2017.
Choose Gamdom if independent verification of a real Mines round reassures you, and you prefer rakeback to a bonus.
Choose Duel if a stated 100% RTP matters most and a short track record doesn't.
Choose Cloudbet if you want RTP shown on every game and clear labels on what's verifiable.