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CS2 roulette bonuses are not free money. A deposit bonus or promo code usually comes with a wagering requirement, and at a 6.67% house edge each unit wagered costs about 0.067 units on average. A 10x requirement therefore costs around two thirds of the bonus in expected losses, and a 30x requirement costs more than the bonus is worth. This guide explains how each bonus type works so you can price it before you accept it.
Which sites give free coins?
Many sites advertise free coins, free cases or sign-up bonuses, and the terms change often. We do not list individual offers, because terms change often and a wrong figure could cost you money. Read each site’s bonus terms and wagering rules on its own pages before you accept anything. If a site asks you to deposit to unlock “free skins”, treat it as a deposit bonus, not a gift.
How do promo codes work?
A promo code is a short text you enter to claim a bonus: free coins, a deposit percentage, a free case or a rakeback boost. Codes come from the site, from creators and from review websites. The code itself is not the risk; the conditions attached to it are. Check the minimum deposit, which games count toward wagering, the maximum withdrawal from bonus funds and the expiry date. We do not publish codes and have no commercial relationship with any site we list.
What are wagering requirements, and what do they cost?
A wagering requirement says you must bet a multiple of the bonus (sometimes of bonus plus deposit) before it becomes withdrawable. Because every bet has a negative expectation, the multiple tells you how much you expect to lose clearing it.
| Requirement on a 100-unit bonus | Total to wager | Expected loss at 6.67% | Expected loss as a share of the bonus |
|---|---|---|---|
| 5x | 500 | 33.3 | 33% |
| 10x | 1,000 | 66.7 | 67% |
| 15x | 1,500 | 100 | 100% |
| 30x | 3,000 | 200 | 200% |
These are averages, not predictions: a lucky session can clear the bonus with profit, and an unlucky one can lose far more. Past about 15x, the expected cost of clearing a bonus at this edge is greater than its value. Also check whether roulette contributes fully to wagering; some sites count only part of each bet.
Rakeback vs deposit bonus: which is better?
Rakeback returns a percentage of your wagered volume, or of the house’s expected profit on it, usually as a balance. A deposit bonus gives you a one-off amount against a wagering requirement. Rakeback has no lock-in, but it does not change the sign of the expectation: if rakeback returns a quarter of the edge, you are still losing three quarters of it. Neither is better in a way that outweighs the edge. Whichever you choose, the amount you can afford to lose is set by your limit, not by the bonus.
Are no-deposit bonuses real?
Some sites do offer small no-deposit credits or free spins on games. They normally carry wagering requirements, a withdrawal cap and an expiry, and they exist to bring you in as a depositor. Treat them as a trial with strings attached. Never pay a fee, enter your Steam password or share your API key to “unlock” a no-deposit offer: those are common scam setups, covered in our responsible gambling guide.
How to use bonuses without overpaying
- Convert the wagering multiple into expected cost using the table above.
- Read withdrawal rules: caps, fees and holds, covered in the deposits and withdrawals guide.
- Decide your loss limit before you claim, and do not raise it because a bonus is pending.
- Skip any bonus whose terms you cannot find.
For the maths behind the edge see odds and house edge, and for how we treat bonuses in reviews see the methodology. Return to the ranking of the best CS2 roulette sites to compare sites on facts we can confirm.
See the full ranking of the best CS2 roulette sites and the methodology behind it. Facts last reviewed 9 November 2026.