How to Sign Up for KuCoin in 2026: Step-by-Step Guide + Referral Code CXEM4JP5 for 5% Off Fees, Lifetime
A complete, honest walkthrough of opening a KuCoin account — its real track record (the 2020 hack it handled right and the 2025 U.S. guilty plea most sites omit), how to register and verify step by step, exactly where to enter referral code CXEM4JP5 for a verified lifetime 5% fee discount, country availability, fees, and how KuCoin compares to Binance, Gate, Bybit and MEXC.
- KuCoin is a major altcoin exchange founded in 2017 — 30M+ users, 700+ coins, and one of the most beginner-friendly apps among large exchanges.
- KuCoin referral code: enter CXEM4JP5 at sign-up for 5% off trading fees, for life — verified via the referral dashboard, not copied from other sites. It can’t be added after registration.
- Honest history, both chapters: hacked for ~$281M in 2020, KuCoin disclosed it immediately, recovered 84% and reimbursed users in full; in 2025 it pleaded guilty to unlicensed U.S. operation, paid ~$300M and left the U.S. permanently. Since then: mandatory KYC, 100%+ proof of reserves, and a MiCA licence in the EU.
- Sign-up takes ~10–15 minutes: register → enter the code → verify ID (KYC, mandatory, usually minutes) → enable authenticator-app 2FA + trading password → deposit and buy.
- Not available to U.S. residents; the EU/EEA is served by the MiCA-licensed kucoin.eu; Japan and South Korea residents should prefer locally registered platforms.
- Crypto is high-risk and this is not investment advice; most individual losses come from phished accounts and reckless altcoin bets, not the exchange.
1. Quick answer: signing up for KuCoin (and the referral code)
2. Is KuCoin legit and safe? An honest review — both chapters
3. KuCoin at a glance
4. KuCoin pros & cons
5. What you need before you sign up
6. How to sign up for KuCoin — step by step
7. How to enter referral code CXEM4JP5 (5% off fees, lifetime)
8. How to verify your identity (KYC — mandatory)
9. How to secure your KuCoin account
10. How to deposit & buy your first crypto on KuCoin
11. KuCoin fees explained (and how to pay less)
12. KuCoin features overview (what to use, what to avoid)
13. Is KuCoin available in your country? (the U.S. answer is no)
14. Common sign-up problems & how to fix them
15. KuCoin vs Binance, Gate, Bybit and MEXC
16. Is KuCoin right for you?
17. Next steps
KuCoin — founded in 2017 and long nicknamed “the people’s exchange” — built its reputation on two things: an app that beginners can actually use, and a coin list (700+) far wider than the beginner-focused brokers. Its history has a chapter to be proud of and a chapter it paid dearly for, and this guide tells both honestly: when hackers stole ~$281 million in 2020, KuCoin disclosed it immediately, recovered most of it, and reimbursed every user in full — close to the textbook response; in 2025 it pleaded guilty to operating unlicensed in the United States, paid nearly $300 million, and exited the U.S. permanently, after which came mandatory KYC, 100%+ proof-of-reserves audits, a MiCA licence covering 29 European markets, and a spot on Türkiye’s SPK operating list. Along the way you’ll learn how to create and verify your account step by step, exactly where to enter referral code CXEM4JP5 for a lifetime 5% fee discount we verified in the referral dashboard itself, how to lock the account against the phishing that causes most real losses, how deposits, purchases and fees actually work, which countries KuCoin serves, and how it compares to Binance, Gate, Bybit and MEXC — including the honest fact that our Gate code gives a bigger discount. Crypto is high-risk and nothing here is investment advice — but if KuCoin fits your country and your plan, everything you need to start with lower fees and a locked-down account is right here.
1. Quick answer: signing up for KuCoin (and the referral code)
KuCoin is one of the world’s largest altcoin exchanges — founded in 2017, with 30+ million users and 700+ cryptocurrencies — long nicknamed “the people’s exchange” for its simple app and wide coin selection. Signing up takes about 10–15 minutes: register with your email, verify your identity (mandatory since 2023), enable two-factor authentication, and you’re ready to trade.
If you want lower fees from day one, there’s one thing you can only do during registration:
This guide covers the whole journey honestly: KuCoin’s real track record — including the 2020 hack it handled well and the 2025 U.S. guilty plea most referral sites skip — how to create and verify your account step by step, exactly where the code goes, how to secure the account, deposits and your first purchase, how fees work, which countries KuCoin serves (the U.S. is out — we explain why), and how it compares to Binance, Gate, Bybit and MEXC.
2. Is KuCoin legit and safe? An honest review — both chapters
Before handing any platform your ID and money, ask the hard question: is KuCoin legit — and what’s its real history? Here’s the honest version, both the good chapter and the bad one.
Is KuCoin legit? Yes. KuCoin launched in 2017, reports more than 30 million registered users worldwide, and consistently ranks among the larger exchanges by volume — with a particular reputation for listing smaller altcoins early and keeping its app beginner-friendly.
The good chapter — the 2020 hack it handled right:
| What happened | The details |
|---|---|
| September 2020 hack (~$281M) | Attackers (attributed to North Korea’s Lazarus group) obtained hot-wallet private keys and stole roughly $281 million — the biggest exchange hack of that year. |
| How KuCoin responded | It disclosed the breach immediately, worked with other exchanges and token projects to freeze and recover funds, and recovered about 84% through tracking, contract upgrades and law enforcement. The remaining ~16% was covered by its insurance fund. |
| The outcome | Users were fully reimbursed — no customer lost money. As exchange-hack responses go, this is close to the textbook example of doing it right. |
The bad chapter — the 2025 U.S. guilty plea (most referral sites won’t tell you this):
| What happened | The details |
|---|---|
| January 2025 DOJ plea | KuCoin pleaded guilty to operating an unlicensed money-transmitting business in the U.S. — for years it had served ~1.5 million U.S. users without proper registration or adequate KYC/AML controls. |
| The penalty | Nearly $300 million in forfeiture and fines, an exit from the U.S. market, and the departure of two co-founders from management. In 2026 a CFTC order barred it from the U.S. permanently. |
| What changed since | Mandatory KYC for all users (since 2023), third-party proof-of-reserves audits showing 100%+ coverage, and a fully regulated EU platform under a MiCA licence (Austria’s FMA, 2025) serving 29 EEA countries. |
3. KuCoin at a glance
A quick snapshot of what you’re signing up for:
| KuCoin — at a glance | |
|---|---|
| Founded | 2017 |
| Size | 30M+ registered users (self-reported); consistently among the larger exchanges by volume |
| Cryptocurrencies | 700+ coins — altcoin-rich, with many smaller tokens listed early |
| Spot trading fee | From 0.1% (lower when paying fees in KCS and at VIP levels) — 5% off for life with referral code CXEM4JP5 |
| Proof of reserves | Third-party audits showing 100%+ coverage of user assets |
| Licences/registrations | EU MiCA licence (Austria FMA, 2025 — kucoin.eu serves 29 EEA markets) · on Türkiye’s SPK operating list |
| KYC | Mandatory for trading and deposits since 2023 |
| Apps | iOS, Android, desktop and web — known for a clean, beginner-friendly app |
| Best for | An easy app plus wide altcoin selection in one account |
| Watch-outs | Not available in the U.S. (permanently, after the 2025 plea); the 2025 compliance settlement is a real blemish; hundreds of small coins = hundreds of risky coins |
4. KuCoin pros & cons
No exchange is perfect. The balanced view before you commit:
| Pros 👍 | Cons 👎 |
|---|---|
| 700+ coins with early altcoin listings — broad selection without juggling platforms | Most small altcoins are high-risk; selection is not endorsement |
| Low fees: spot from 0.1%, minus 5% for life with code CXEM4JP5, minus more when paying in KCS | Not available to U.S. residents (permanent exit after the 2025 guilty plea) |
| 2020 hack response was exemplary: full disclosure, 84% recovered, users 100% reimbursed | 2025 DOJ guilty plea and ~$300M penalty for years of unlicensed U.S. operation — a genuine compliance failure |
| 100%+ proof-of-reserves audits; MiCA licence in the EU; on Türkiye’s SPK list | Some products and availability vary by region as compliance tightens |
| One of the friendliest apps among major exchanges for beginners | Futures/margin/leverage are high-risk and not for beginners |
5. What you need before you sign up
Signing up is quick. Have these ready and the whole process takes about 10–15 minutes:
- An email address (or phone number) — to create the account.
- A strong, unique password — not reused anywhere; a password manager helps.
- A government-issued ID — passport, national ID, or driver’s licence. KYC is mandatory on KuCoin since 2023 for trading and deposits.
- Your phone — for an authenticator app (the secure form of two-factor authentication).
- The referral code CXEM4JP5 — entered during sign-up for the lifetime 5% fee discount.
6. How to sign up for KuCoin — step by step
The full step-by-step. Step 4 is where the referral code and your lifetime discount happen.
- Go to the official KuCoin website or app. Type kucoin.com yourself, or install the app from the official App Store / Google Play listing and check the developer name.
- Click “Sign up.” Choose email (or phone) registration.
- Enter your email and create a strong password. Long, unique, never reused.
- Enter the referral code. On the registration form there’s a “Referral code (optional)” field — tap it to reveal the box if it’s folded away. Type CXEM4JP5 there. This attaches your lifetime 5% trading-fee discount, and it can only be done now.
- Verify your email. KuCoin sends a confirmation code; enter it.
- Complete identity verification (KYC). Upload your ID and pass the selfie/liveness check (next section). Approval usually takes minutes.
- Turn on two-factor authentication (2FA) immediately — authenticator app, plus KuCoin’s separate trading password (security section below).
- Deposit and make your first purchase.
7. How to enter referral code CXEM4JP5 (5% off fees, lifetime)
The part people most often miss, on its own. KuCoin referral code: CXEM4JP5. Entering it at sign-up gives you 5% off your trading fees, for life — applied automatically, at no cost to you. We verified this through KuCoin’s own referral dashboard, not by repeating numbers from other websites.
| Question | Answer |
|---|---|
| What is the code? | CXEM4JP5 |
| What do I get? | 5% off trading fees — lifetime, applied automatically |
| Where do I enter it? | The “Referral code” field on the registration screen |
| When? | During sign-up only — it cannot be added after the account is created |
| Does it cost me anything? | No — it lowers your fees; it never raises them |
You can also scan the QR below to open the official KuCoin sign-up with the referral already applied:
KuCoin
Affiliate disclosure: some links are partner links. We may earn a commission at no extra cost to you. This is not investment advice.
8. How to verify your identity (KYC — mandatory)
Identity verification (KYC) is mandatory on KuCoin — since 2023 you can’t trade or deposit without it. That’s a direct legacy of the compliance overhaul described above, and it works like every serious exchange:
- Open Verification (your profile → Identity Verification, or the prompt right after sign-up).
- Enter your personal details exactly as they appear on your ID.
- Upload your government ID — passport, national ID card, or driver’s licence. Clear photos, no glare, whole document in frame.
- Complete the selfie/liveness check — follow the on-screen prompts.
- Wait for approval. Automated review usually completes within minutes; busy periods can stretch to hours.
9. How to secure your KuCoin account
Do this right after signing up, before depositing anything meaningful. The most common way people lose crypto is a phished or hijacked account — not an exchange collapse.
| Security setting | Why it matters |
|---|---|
| Authenticator-app 2FA | Turn on two-factor authentication with an authenticator app rather than SMS where possible (SIM-swap risk). The single most important setting on any exchange. |
| Trading password | KuCoin uses a separate trading password required for trades and withdrawals — a second wall even if your login is compromised. Set it and don’t reuse your login password. |
| Anti-phishing phrase | Set a personal phrase that genuine KuCoin emails will display; fakes won’t have it. |
| Withdrawal whitelist | Restrict withdrawals to addresses you pre-approved. |
| Unique password + manager | Never reuse passwords across sites. |
10. How to deposit & buy your first crypto on KuCoin
With the account verified and secured, you can fund it and buy your first crypto. Methods vary by country:
| Method | How it works | Notes |
|---|---|---|
| Crypto deposit | Transfer crypto you already own (e.g., USDT) from another exchange or wallet | Free on KuCoin’s side; match the network exactly and send a small test first |
| Card purchase | Buy crypto with a debit/credit card | Fast; processing fees are higher than other routes |
| P2P trading | Buy from other users with local payment methods, escrowed by KuCoin | Useful where card/bank rails are limited; check seller ratings |
| Third-party providers | Integrated on-ramp partners | Convenience varies by region — compare the quoted total |
For your first purchase: most beginners deposit USDT and buy on the spot market, or use the simple buy flow for Bitcoin or Ethereum. On the spot market, a market order fills instantly at the current price — that’s all you need at the start.
11. KuCoin fees explained (and how to pay less)
KuCoin’s fees are simple and competitive. What you’ll actually pay — and how the discounts stack:
| Fee type | What it is |
|---|---|
| Spot trading fee | From 0.1% per trade at the standard tier. Example: a $100 trade costs about $0.10. |
| Referral discount | Code CXEM4JP5 takes 5% off your trading fees for life — applied automatically from sign-up. |
| KCS discount | Paying fees in KCS (KuCoin’s exchange token) gives a further discount, and it stacks with VIP volume tiers. |
| Futures fees | Lower than spot (entry tiers around 0.02% maker / 0.06% taker) — but futures themselves are high-risk and not for beginners. |
| Deposits/withdrawals | Crypto deposits are free; withdrawals cost a network fee that varies by coin and chain. Card purchases carry processing fees. |
12. KuCoin features overview (what to use, what to avoid)
You don’t need most of this on day one — but it’s worth knowing what one KuCoin account can do, and what to leave alone.
| Feature | What it’s for | Beginner? |
|---|---|---|
| Spot trading | Buy/sell 700+ coins on the open market | ✅ Start here (market orders) |
| Simple buy / P2P | On-ramp from local currency | ✅ Where available |
| Earn | Yield on idle assets (flexible/fixed) | ⚠️ Read terms; yields vary and carry risk |
| GemSPACE / new listings | Early access to newly listed tokens | ⚠️ Popular but speculative — research every project |
| Trading bots | Built-in grid/DCA bots | ⚠️ A tool, not a money printer — understand the strategy first |
| Futures / Margin | Leveraged trading | ❌ High risk — beginners should avoid |
13. Is KuCoin available in your country? (the U.S. answer is no)
KuCoin’s availability depends on where you live — and the U.S. story matters enough to spell out plainly.
| Region | Status (2026 — verify current rules on the official site) |
|---|---|
| United States | Not available — permanently. After the January 2025 guilty plea, KuCoin exited the U.S. market, and a 2026 CFTC order barred it permanently. If you’re a U.S. resident, use a U.S.-licensed exchange instead — no workarounds; they risk frozen funds. |
| European Union / EEA | Served by kucoin.eu, the MiCA-licensed platform (Austria’s FMA, 2025), covering 29 EEA markets. Product range may differ slightly from the global platform. |
| United Kingdom | New-user onboarding has been restricted under the FCA’s financial-promotions regime — check the official site for current status. |
| Türkiye | KuCoin’s Turkish entity appears on the SPK’s list of operating crypto-asset service providers. |
| Most of Latin America, Southeast Asia, Africa, MENA, Taiwan | Generally available on the global platform. |
| Japan, South Korea | KuCoin is not registered with Japan’s FSA or notified to South Korea’s FIU — residents there should prefer locally registered platforms (see our exchanges guide). |
14. Common sign-up problems & how to fix them
Most sign-up issues have quick fixes:
| Problem | Fix |
|---|---|
| KYC rejected | Almost always a photo issue: retake in good light, full document in frame, physical ID (not a screenshot), name matching exactly. |
| No email code | Check spam, wait a minute, resend; confirm the address; whitelist KuCoin’s domain. |
| “Invalid referral code” | Re-type CXEM4JP5 exactly (no spaces). If the field misbehaves, the QR/button in this guide opens sign-up with the referral pre-applied. |
| Forgot the code | It cannot be added after registration — platform rule, not a bug. Sign-up only. |
| Country not selectable | Your country is restricted (see above) — use a regulated alternative from our exchanges guide rather than tricks that risk frozen funds at withdrawal. |
| Locked out / lost 2FA | Use the official account-recovery flow only. Anyone DMing you “support” is a scammer. |
| Deposit not credited | Crypto needs network confirmations; check the transaction hash in a block explorer first. Wrong-network deposits are the classic cause. |
15. KuCoin vs Binance, Gate, Bybit and MEXC
How does KuCoin actually stack up? The honest one-line answer: KuCoin wins on app simplicity plus altcoin breadth; Gate lists even more coins with a bigger verified code discount; Binance wins on liquidity.
| Exchange | Known for | Verified referral benefit here |
|---|---|---|
| KuCoin | Beginner-friendly app + 700+ coins; exemplary 2020 hack response; MiCA-licensed in the EU | CXEM4JP5 — 5% off fees, lifetime (verified) |
| Gate | 3,800+ coins (the altcoin library), 120%+ zk proof of reserves — see our full Gate guide | VFIWUQTAUQ — 10% off fees, lifetime (verified) |
| Binance | World #1 by volume and liquidity, broadest fiat rails | CRYPTONAKTA — 10% off spot fees (verified) |
| Bybit | Derivatives platform popular with active traders | 5ZGKX#0 — new-user rewards shown at sign-up |
| MEXC | 0% spot maker fee, fast new listings | 43zJH — new-user benefits shown at sign-up |
We print a number only when we’ve verified it in the actual referral dashboard — including the honest fact that Gate’s code (10%) is larger than KuCoin’s (5%). Choose KuCoin for the app, Gate for maximum coins and discount, Binance for liquidity. Full comparison: our best crypto exchanges guide.
16. Is KuCoin right for you?
To keep it honest — KuCoin isn’t automatically right for everyone. The quick read:
| KuCoin is a great fit if you… | Consider an alternative if you… |
|---|---|
| Want a genuinely easy app plus wide altcoin selection in one account | Live in the U.S. (not available, permanently) or in Japan/South Korea (not locally registered) |
| Value how it handled the 2020 hack (full reimbursement) and its newer MiCA/SPK footholds | Weigh the 2025 U.S. guilty plea heavily — a fair position; we laid out both chapters |
| Want low fees (spot 0.1%, −5% for life with CXEM4JP5, KCS stacks) | Want the biggest verified code discount — Gate’s 10% beats it |
| Will secure the account and skip leverage | Are tempted to gamble on hundreds of micro-caps — selection ≠ endorsement |
17. Next steps
You now have the full picture: both chapters of KuCoin’s history, how to register and verify, exactly where to enter referral code CXEM4JP5 for the lifetime 5% fee discount, how to secure the account, and whether your country is served. The best next move is small and practical — finish sign-up with the code, turn on authenticator-app 2FA and the trading password before depositing, and run one tiny deposit-buy-withdraw cycle to learn the flow. As holdings grow, move long-term funds to a wallet you control and learn the traps in our crypto scams guide. New to crypto entirely? Start with the complete beginner’s guide, understand Bitcoin, Ethereum and how blockchains work, and compare every major platform — including Gate — in our best crypto exchanges guide. Start small, secure the account, and learn as you go.
Frequently asked questions
Sign up for KuCoin with code CXEM4JP5 (5% off fees, lifetime) →




