KuCoin Referral Code: How the Fee Cashback Really Works

Sign-up bonus

Newcomer rewards in the app (amounts vary by campaign and region, not published on the referral terms)

Fee discount (kickback)A kickback is the share of your own trading fees the platform hands back to you, usually for as long as the account exists.

Cashback set by your referrer, anywhere from 0% up to their current commission rate, paid in the same coin as the fee

Referrer reward

Referrer earns a 25% initial commission on your fees, adjusted monthly, up to 35%. Separate Refer & Earn boost rewards of up to 100 USDT.

KYCKnow Your Customer: identity verification with an ID document and often a selfie, required by regulated platforms before bonuses or withdrawals.

Required. KYC verification starts the commission and is needed for referral eligibility.

Withdrawable?

Yes for cashback: it is a share of real fees paid in the fee currency. Newcomer coupons follow their own terms.

Availability

Not available in the US, Singapore, mainland China, Hong Kong, Malaysia, France, the Netherlands, Ontario and British Columbia; referral program also excludes Belgium

How the bonus unlocksWhat you must do (deposit, trade a volume, hold funds) before the bonus becomes usable or withdrawable.

Sign up with the code and complete KYC. Cashback applies to Spot, Margin, trading bots, ETFs and Futures for 365 days after registration.

KuCoin is one of the few large exchanges where a referral code can put real money back into your account on every trade. The welcome gifts get the headlines, but the part with clear, published rules is the cashbackA share of your own trading fees returned to you after each trade. KuCoin calls it cashback; other exchanges say kickback or rebate. your inviter can share with you. That is also the part most KuCoin referral code and promo code pages get wrong, because the rate is not fixed: it depends on the inviter, it can change every month, and it has an end date.

This review uses KuCoin’s own referral terms to explain how the cashback is calculated, what the newcomer rewards are, and which details matter before you type in a code.

• 25%initial commission a new referrer earns on your fees
• 35%maximum commission KuCoin advertises, which caps your cashback
• 365 dayshow long your trades generate commission and cashback
• VIP 3level at which commission and cashback stop

What a KuCoin referral code gives you

A KuCoin code links your new account to the person or affiliate who owns it. From then on, part of every eligible fee you pay goes to that inviter, and the inviter decides how much of it to hand back.

KuCoin’s referral page says invited friends “stand to receive cashback and exclusive newcomer rewards.” The cashback rules are written out in full; the newcomer reward amounts are not, and they change with campaigns and regions. We could not confirm a fixed KuCoin sign-up bonus figure on any official page, so treat any site quoting one as describing a temporary campaign.

How the KuCoin cashback is calculated

The mechanics are straightforward once you see them in order:

1. You register with a code and complete KYC.
2. From the day KYC is done until the end of that month, the referrer earns a 25% commission on your trading fees.
3. The referrer sets an exclusive cashback rate for you, up to their own current commission rate.
4. Every day, KuCoin calculates the commission on the fees you actually paid, splits it, and pays both shares the following day in the same currency as the fee.

Cashback applies to Spot trades (including Margin and trading bots), ETFs and Futures. API trading is not eligible. Because the cashback is a share of fees you really paid, it lands as normal balance, not as a voucher.

Here is what that looks like for a trader paying an illustrative 0.1% on each trade. Your real rate depends on your KuCoin fee tier and the coin, which the fee page shows after login.

At $100,000 a month, a 20% share returns about $240 over the year. At $1,000 a month it barely covers a coffee. As with every kickback program, the value scales with your volume. Our guide on how referral kickbacks work shows the same maths across exchanges.

Why your cashback rate can change every month

This is the clause almost nobody quotes. On the 1st of each month KuCoin reassesses the referrer’s commission rate based on the previous month’s referral performance. When the rate changes, KuCoin keeps the original ratio between referrer and invitee and rescales both shares.

KuCoin’s own examples make the effect clear:

The rounding favours the referrer (their share is rounded up), and your share is whatever remains. So a code advertised as “20% cashback” is only 20% while that referrer keeps their rate. If they stop bringing in new users, your discount shrinks with theirs.

Where the cashback stops

Three hard limits apply, and each one ends the cashback completely rather than reducing it.

• 365 days. The referrer earns commission on your trades for 365 days after your registration. After that, no commission is generated and there is nothing to share.
• VIP Lv. 3 or higher. If your account reaches VIP 3, your fees no longer generate commission. At that point your VIP fee discount is usually worth more anyway.
• API trading. Orders placed through the API do not generate commission, so automated traders using their own scripts get no cashback on those orders.

Certain referrer account types are excluded from the program altogether: sub-accounts, affiliate accounts, institutional users, temporary users and several kinds of market makers. If you are invited by one of those accounts, the standard referral cashback rules described here may not apply.

Newcomer rewards and the promo code question

People search for a KuCoin promo code as if it unlocked a separate welcome bonus. For a new account it does not: every code you find online goes into the same referral field and links you to an inviter. KuCoin does run coupons and event rewards, but those are distributed through campaigns and the rewards area in the app, not typed in as a sign-up promo code.

The newcomer rewards themselves vary. Older KuCoin campaigns have included a one-month fee-discount trial for invited users, futures fee vouchers for reaching a trading volume, and cash rewards for completing KYC from limited first-come, first-served pools. None of those amounts is guaranteed today. Open the rewards area right after you register and note each task’s deadline, because unclaimed rewards expire.

What the inviter earns

The referral page headline is “up to 35% commission.” New referrers start at 25% for the month in which their invitee completes KYC, and the rate is reassessed monthly from there. KuCoin’s older help article described a model where the referrer earned up to 20% and could share all of it with friends; the current terms keep the sharing idea but with the monthly rescaling described above.

Separately, KuCoin’s Refer & Earn boost campaign lets inviters earn up to 100 USDT when friends sign up and “boost” their progress. Earlier versions used stars that could be redeemed for Mystery Boxes and Treasure Chests worth up to 1,000 USDT. These are inviter rewards; they do not change what you receive.

Referrers must not run search ads for KuCoin, imitate official pages or bulk-register accounts. KuCoin can disqualify referrers and cancel unpaid commissions, which would also end your cashback from that referrer.

Can you add a KuCoin referral code later?

The code belongs on the registration form. KuCoin’s help center does list a self-service request called “Link Referrer” to add a referrer manually, and a matching “Unlink Referrer” request. KuCoin does not publish when such a request is approved, so do not count on it. Enter the code before you sign up, and do not open a second account to use a different code: KuCoin bans self-referrals and revokes rewards on duplicate accounts.

If you are not sure how referral fields behave across exchanges, read our guide on how to use a referral code.

Who cannot use KuCoin

KuCoin’s Terms of Use list these restricted locations: the United States and its territories, Singapore, mainland China and Hong Kong, Malaysia, Kazakhstan, Uzbekistan, the Canadian provinces of Ontario and British Columbia, France, the Netherlands, and the occupied Crimea, Donetsk, Luhansk, Zaporizhzhia and Kherson regions of Ukraine. The referral program adds Belgium to the list of places where it is not offered. KuCoin also blocks access from restricted IP addresses and forbids using a VPN to get around it.

US residents should look at US-friendly crypto bonuses instead.

KuCoin versus other exchange codes

KuCoin’s ceiling for an invitee discount is higher than Binance’s standard 10%, but it depends on the inviter and lasts only a year. Compare it with the Binance referral code and the task-based Bybit referral program, or browse all offers in our exchanges category.