On this page ▾
- The three components
- Claim process
- Terms to understand
- Is the rakeback boost the real prize?
- Who should consider BOOST20
- Tips
- Paying from Canada
- Planning your first week
- Free spins: set your expectations
- Understanding the exclusive rakeback boost
- Warning signs to watch
- Comparing layered offers
- Our verdict on BOOST20
- FAQ extras
| Rainbet offer at a glance | |
|---|---|
| Promo code | BOOST20 |
| Bonus | Up to $2,100 + 60 Free Spins + 20% Rakeback Boost |
| Best for | Welcome package |
| Games | Originals, Slots, Plinko, Sports |
| Skin deposits | No — crypto balance |
| Crypto | Yes (BTC, ETH, LTC, USDT and more) |
| Available in Canada | Yes, 19+ (18+ AB, MB, QC) — check site terms for your province |
| Our score | 8.8/10 |
| Last verified | October 15, 2026 |
- Code: BOOST20
- Bundle: up to $2,100, 60 free spins, exclusive 20% Rakeback Boost.
- Most useful part: the rakeback boost for ongoing play.
- Convert: $2,100 is approx. CA$2,900.
Rainbet's welcome offer under BOOST20 has three moving parts, which makes it easy to misjudge. This page separates them so you can see what each one is worth to your style of play.
The three components
| Part | What it is | Best used by |
|---|---|---|
| Up to $2,100 | Bonus value, likely staged or tiered (approx. CA$2,900) | Players depositing across multiple sessions |
| 60 Free Spins | Slot spins | Anyone curious about the slots |
| 20% Rakeback Boost | Higher rakeback rate | Frequent bettors |
Why "up to" is the key phrase
You reach the top of a figure like $2,100 only by depositing a lot. The realistic amount you receive is tied to what you deposit. Plan for your own budget, not the cap.
Claim process
- Check your province's age rule and that you are comfortable with an offshore site.
- Register through our link.
- Enter BOOST20 in the code field.
- Find the welcome offer in the deposit area and read the stage breakdown.
- Deposit in crypto and confirm your bonus and free spins are credited.
- Check your rewards page for the rakeback boost status.
Terms to understand
- Play-through: required wagering before bonus funds can be withdrawn.
- Spin winnings: free spin results often have their own conditions.
- Rakeback rules: how and when it is paid, and any caps.
The wagering calculator and rakeback calculator turn these into actual numbers. For more on how rakeback is built, read what is rakeback.
Is the rakeback boost the real prize?
For many regular players, yes. A deposit bonus is a one-time event, while rakeback keeps working. Suppose you wager a certain monthly volume: a boosted rate returns more of the edge across all of it. The catch is that you must wager to benefit, so it makes sense only if you were going to play anyway.
Rakeback reduces your expected loss. It does not make a game profitable. Treat it as a small cushion, not a plan.
Who should consider BOOST20
- Regular crypto casino players who want a sizeable first-month package.
- Slot fans, thanks to the free spins.
- Players who value rakeback more than a case.
Who might prefer something simpler
If a layered package feels like too much to track, a single-feature code like CSGOEmpire's case2go or Stake's GETRAKEBACK is easier to follow.
Tips
- Start with a small deposit to see which bonus parts credit.
- Use the free spins before the main bonus so you know the slot's behaviour.
- Track your wagering weekly, not daily, to avoid chasing.
- Read Shuffle vs Rainbet before choosing between the two.
Paying from Canada
Crypto is the common route. Buy at a FINTRAC-registered exchange with Interac e-Transfer or a bank transfer from RBC, TD, Scotiabank, BMO or CIBC, and send to the address shown. Understand the tax angle in our tax guide.
Planning your first week
A layered welcome package works best with a plan. Here is a simple week-one outline for BOOST20.
- Day 1: register, enter the code, and use the 60 free spins on a game you want to learn. Note the results.
- Days 2 to 3: if you enjoyed it, make a small first deposit and look at how the bonus and wagering counter appear.
- Days 4 to 6: play within a fixed weekly limit. Check the rakeback boost credits as expected.
- Day 7: review. Did the offer deliver what the site described? If not, stop depositing.
Free spins: set your expectations
Sixty free spins sound like a lot, but each spin is usually valued at the lowest bet size, so the total stake value is small, and winnings frequently carry a play-through. Consider them a trial of the slot catalogue. A good outcome is a few dollars you can wager through, while a typical outcome is little or nothing. Volatility varies by title, which our simulators do not cover for slots, so check the game's information panel for its published return to player.
Understanding the exclusive rakeback boost
"Exclusive" means the boosted rate is tied to signing up with the code. The word does not tell you the value. Look in the rewards area for the base rate, the boost applied, whether it is time-limited and how often you receive payouts. Compare it with 500Casino's CSMAX and Stake on the same criteria rather than on headline percentages alone.
| Question | Where to find the answer |
|---|---|
| Base rakeback rate | Rewards or VIP page |
| Boost size and duration | Promotion terms |
| Payout frequency | Rewards page |
| Games included | Terms and conditions |
Warning signs to watch
- Bonus terms you cannot find or that change after you deposit.
- Pressure to deposit again to "unlock" earlier rewards.
- A feeling that you must play to avoid wasting a bonus. Bonuses are never a reason to play.
Comparing layered offers
| Code | Bonus size | Extras |
|---|---|---|
| BOOST20 (Rainbet) | Up to $2,100 | 60 free spins, 20% rakeback boost |
| SHFLVIP (Shuffle) | 200% up to $1,000 | None in headline |
| qs57bd7r (BC.Game) | 1080% over 4 deposits | 340% rakeback |
Rainbet's strength is the combination, while its weakness is complexity. The more parts an offer has, the more terms you must read.
Our verdict on BOOST20
BOOST20 is one of the fuller welcome packages we track. If you want free spins, a bonus and a rakeback boost in one go, it delivers on breadth. It asks more attention from you than a single-feature code, because you must follow three sets of terms. We rate it best for regular players who will use all parts, and less suited to someone who wants to dip in once.
Before you commit funds, make a note of when each element expires and what each requires. Setting calendar reminders for the free spins and the rakeback review is a simple habit that prevents wasted value. And remember that no part of the package changes the underlying odds of any game.
FAQ extras
Can I use BOOST20 and another code?
Generally one code per account.
Do free spins expire?
They commonly do. Use them promptly after they are credited.
Other CS2 promo codes worth claiming
Frequently asked questions
What is the Rainbet promo code?
The code is BOOST20. It is advertised for up to $2,100, 60 free spins and an exclusive 20% Rakeback Boost.
Is $2,100 given in one go?
No. Totals like this are usually staged or tiered. Check the breakdown on the site.
What does the 20% rakeback boost mean?
It raises your rakeback rate. It applies to a share of the house edge, not to your total stakes.
Where do the 60 free spins apply?
On eligible slots chosen by the site. Check the terms for the games and spin value.
Is Rainbet available in Ontario?
It is not licensed by iGaming Ontario or the AGCO.
Play responsibly: CS2 gambling is for adults 19+ (18+ in AB, MB, QC). Set limits, never chase losses, and use self-exclusion if it stops being fun. Free, confidential help: ConnexOntario 1-866-531-2600 or your provincial helpline — see our responsible gambling page.