Rainbet Review

A big crypto casino with cheap Originals and a weak paper trail

Rainbet is a crypto casino and sportsbook for adults (18+), launched in 2023. It's now one of the largest: on-chain estimates put about $335 million of crypto deposits through it in 30 days, from about 100,400 depositors with a median deposit of $40. That's fourth of the 34 casinos in our on-chain data. Third-party traffic data puts it at about 31 million visits in August 2026.

Its in-house games are fairly priced. The problems sit around them: who runs it, where you're allowed to play, and an identity check that starts before you've placed a bet.

Rainbet blocks our fetches of its live site, so its pages are quoted below from Wayback Machine copies archived in October 2026. Check the live terms before you deposit.

What CS2 players actually get

You can't deposit, open or withdraw CS2 skins on Rainbet. Money goes in as crypto (BTC, ETH, LTC, XRP, SOL, TRX, BNB, USDT, USDC and more), bank transfer, card or gift card. On 30 October 2026 Rainbet said on X it added over 45 new deposit methods through Swapped, a payment partner, with the choice depending on your country. It didn't list them, and we couldn't find a list anywhere else (Rainbet blocks our fetches), so open the cashier to see what you get. The CS2 side is betting: the sportsbook lists CS2 next to Valorant and League of Legends. The homepage (archived 16 October 2026) also lists Case Battles among its Originals, but doesn't say whether those cases hold CS2 skins, and we haven't confirmed it. If you want to play with your inventory, Gamdom takes skins as deposits. Rainbet doesn't.

What the games cost

House edge is the share of each bet the casino keeps over the long run. At 1%, you lose about $1 per $100 wagered on average, with big swings in a short session.

Game	What the house keeps	Source
Dice (2x pays at a 49.5% chance)	1%	Rainbet's dice page, our check
Originals overall	1.1% declared, about 1.04% estimated from money flows	on-chain estimate
Sportsbook	about 8.2%	on-chain estimate

The on-chain figures track wallets covering about 87.5% of Rainbet's crypto flow, so they are estimates, but the Originals number agrees with the dice maths. That puts Rainbet's Originals level with Stake's (1% stated). The sportsbook is the expensive part, and Rainbet pushes you towards it: sports bets count three times in its weekly and monthly races. A dollar on CS2 match odds costs you about eight times what a dollar on Dice does.

The Originals (Dice, Plinko, Limbo, Mines, Keno, Hilo, Tower and others) are provably fair: you set your own client seed, see a hashed server seed before you bet, and can check every past bet after you rotate seeds. The homepage says Case Battles and EOS Roulette take their randomness from EOS blockchain blocks instead. Slots and live tables come from studios such as Pragmatic Play and Evolution.

What code btrf is worth

Our data has no cash bonus or free balance attached to code btrf. What any affiliate code gets you, per Rainbet's homepage, is a "RakeBoost": +20% for 72 hours after you redeem it. The homepage lists RakeBoosts as timed multipliers on top of its rewards and doesn't say which payouts the 20% applies to. Rakeback, a cut of your betting returned to you, is claimable every 15 minutes here, but Rainbet doesn't publish its rakeback rate, so nobody can tell you what 20% extra is worth. Boosts don't stack either, so the +15% sign-up boost and the code's +20% don't add up. Treat the code as a small, short top-up, not a reason to sign up.

The homepage advertises "up to 70% back" from its whole rewards stack (rakeback, daily reloads, daily to monthly bonuses, rank-ups, races) with no table behind the number, and the rank list sits behind a login. Expect a share of the house edge back, never a share of your stake.

One clause to know: section 9.2 of the terms (archived 4 October 2026) caps what you can move from a promotional or affiliate code to your normal balance at $50 once its wager lock is done, and forfeits the rest.

The welcome bonuses

Two welcome paths, both opt-in on the promotions page before you deposit:

• 40x wager lock: 100%, 50% and 100% matches on your first three deposits ($30 to $700 each), plus 20 free spins each time. You must wager 40 times the deposit plus the bonus: on a $700 deposit with a $700 match, $56,000 of bets. Max bet is 2% of the deposit, and slots with RTP above 97.4% are excluded.
• No wager lock: the bonus unlocks at your wager x 1% x 20%, so 0.2% of everything you bet. Unlocking a full $700 takes $350,000 in bets.

Played on slots, the 40x path costs more than it gives on average. Slots that count have an RTP of 97.4% or less, so an edge of at least 2.6%: $56,000 on them costs about $1,456, twice the $700 bonus. The no-lock path returns 0.2% of your bets, a fifth of even the 1% Originals edge.

Bonus or not, crypto deposits carry a 1x wager lock (section 8.7): you bet the amount once before it can be withdrawn. The minimum withdrawal is $15.

KYC comes first, and it's strict

Rainbet's AML policy (dated 8 April 2026) says it verifies identity at account creation, through Sumsub. KYC means sending ID: a passport, ID card or driving licence, a selfie holding it with a handwritten note of six random numbers, and proof of address if the electronic check fails. Source of funds can be asked for later.

The terms (section 20.1) add the hard parts. You have 72 hours to finish before payments and withdrawals can be restricted, and review can take up to 7 business days. While "Temporarily Approved" you can deposit at most EUR 500 in total and can't withdraw. Failing the check "will result in confiscation of funds". Trustpilot reviewers describe being asked for "document after document" after a win. Get verified before you deposit anything you'd miss.

Two more clauses: accounts sharing an IP address "may be classified as abusive" (section 9.8), which matters if two people in one home play, and disputes about a bet must be raised within 3 days (section 21.4).

Where you can play, and who runs it

Section 4.1.3 bars the United States, the United Kingdom, France, the Netherlands (including Curaçao), Australia, Austria, Germany and Spain, and section 3.4 bans VPNs. Our own screenshot tool got the "isn't available in your region" pop-up from Malta. Yet traffic data says about 23% of Rainbet's visits come from the US, its biggest market. If you're in a barred country, the ID and address check is where your balance is at risk.

The terms name Rain Group Ltd, registered in Anjouan (company number 16077), "licensed in Anjouan". The complaints section then names a different licensing body, Gaming Services Provider N.V. No licence number is given, and the terms cap Rainbet's liability to you at the lower of the bet's value or EUR 500. An offshore licence like this gives you little help in a dispute.

Rainbet names John Evans as co-founder and CEO. An investigative financial-crime outlet has publicly questioned whether that identity can be verified.

Money flows and reviews

On-chain estimates show slightly more crypto paid out than paid in over 30 days, about $345.5 million against $335.2 million, with about $94.5 million in tracked treasury wallets. The homepage claims withdrawals are sent in 5 to 15 minutes "in normal conditions"; we haven't tested that.

Trustpilot gives Rainbet 2.1 from 596 reviews. Many recent 1-star reviews accuse it of marketing gambling to children. We can't verify that, but the same specific complaint repeats across many reviewers.

Safer-play tools

There are loss limits, cool-off periods and self-exclusion. Self-exclusion starts with a 24-hour cooldown confirmed by email, can't be reversed, and runs at least 90 days before support can close the account for good.

Tanzanite's checklist

Tanzanite, a crypto casino data site, rates casinos on a checklist of five areas: provably fair games, responsible gambling tools, customer support, published RTPs, and operations (proof of funds and six months running). It lists Rainbet as "Tanzanite Certified", meaning it met all five (its Rainbet page, checked 29 October 2026). The checklist covers what a site offers, not an audit of what its games pay.

Who Rainbet suits

Adults in an allowed country who play the 1% Originals, verify before depositing and withdraw often. CS2 bettors pay about 8% on the sportsbook, skin players can't use their inventory, and the code adds a small boost nobody can price.