You can instantly purchase cryptocurrencies with minimal fees using Visa and Mastercard debit/credit cards. Follow this step-by-step guide to add and use your card:
Getting Started
Log in to Your Account
- Mobile: Open OKX app > Buy > Buy Crypto
- Web: Sign in at OKX > Buy Crypto > Express Buy
- Select Your Cryptocurrency
Choose from BTC, ETH, USDT, or other supported assets. - Enter Purchase Amount
Specify cash amount or crypto quantity, then tap Select Payment Method. Add Your Card (Skip if already saved)
- Enter card details (must be issued in your name).
- Provide billing address > Add Card.
- Confirm Purchase
Select card > Next > Review details > Buy. - Complete Verification
Enter SMS/authentication app code from your bank. - Transaction Completed
Funds deduct instantly; crypto deposits into your wallet. - View Order
Check Order History or return to homepage.
FAQ Section
1. Which cards are accepted?
Visa/Mastercard debit/credit cards work in most regions (excluding U.S. credit cards). U.S. debit cards are supported.
2. What are the fees?
Fees vary by currency:
| Currency | Fee |
|----------|------|
| EUR | 1.99%|
| USD | 2.49%|
| SGD | 2.49%|
| AUD | 1.50%|
3. Why does my card fail to add?
Ensure correct details and 3D Secure activation. Contact your bank if issues persist.
4. Why is my transaction declined?
Check card expiry/limits. Bank blocks may require direct authorization.
5. What’s the verification code for?
Part of 3D Secure protocol—enter the code sent by your bank.
6. Are failed transactions charged?
No fees apply unless funds are deducted (request refund if this occurs).
7. Where can I view purchased crypto?
Navigate to Portfolio > Assets post-purchase.
8. How to check order history?
- Web: Buy Crypto > Order History
- App: Portfolio > Transactions (filter by "Buy")