Benefits
Travel, cyber, and everyday protection. Global Customer Assistance, emergency card replacement, Visa Merchant Offers, concierge services, travel insurance (Medical up to $750k), and buyers protection up to $20k.
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Benefits
All Green benefits, plus 6 free airport lounge visits per year, Visa Luxury Hotel Collection, rental car collision waiver, personal liability cover up to $500k, and 24/7 digital concierge.
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Benefits
All Platinum benefits, plus unlimited lounge visits with guest, highest insurance limits (Medical up to $2.5m), social engineering and online fraud cover, and best-in-class travel deals.
Details
Benefits
All Green benefits, plus 6 free airport lounge visits per year, Visa Luxury Hotel Collection, rental car collision waiver, personal liability cover up to $500k, and 24/7 digital concierge.
Details
Spend, save, and manage your money across borders — with one powerful card.
Card Control
One card for subscriptions. One for travel. One for business. Create as many as you need, each with its own limits and controls.
Contactless Payments
Pay with a tap. Add your O3 card to Apple Pay or Google Pay for contactless payments anywhere in the world.
Smart Spending
Your balance is your card. Spend directly from your USD, EUR, or GBP account — no separate card funding needed.
Extra Security
3DS support means you personally authorize each transaction before it goes through — keeping your money safe at all times.
Your card is protected by industry-standard security, 3D Secure verification, and secure in-app controls — so you can spend confidently anywhere in the world.
Card Management
Create, freeze, or cancel your card instantly from the app. Full control in your hands, always.
Transaction Security
Every purchase is verified with an extra layer of authentication to keep fraudsters out.
Global Network
Accepted in 200+ countries and territories. Spend abroad with zero worry.

Download the O3 app

Create your account

Fund your account

Create your card instantly
Download the O3 app, create your account, complete KYC verification, fund your account, then navigate to Cards and create your virtual card instantly.
You can spend from your USD, EUR, GBP, or NGN balance depending on the card type. Your card automatically draws from your available balance.
No manual top-ups needed. Your O3 card spends directly from your account balance — just make sure you have sufficient funds before a transaction.
Yes. You can add your O3 card to Apple Pay or Google Pay for fast, contactless payments anywhere in the world.
Yes. You can create multiple virtual cards for different purposes — one for subscriptions, one for travel, one for business — each with its own limits and controls.
Absolutely. Your card is protected by 3D Secure verification, in-app freeze/unfreeze controls, and industry-standard encryption on every transaction.
Your O3 card is accepted anywhere Visa is accepted — that's over 200 countries and millions of merchants online and in-store worldwide.
Once your account is verified and funded, you can create your virtual card instantly — it takes less than 5 minutes from sign-up to card ready.
Our support team is available 24/7. Reach us via the in-app chat, email us at hello@o3cards.com, or visit our Help Center for guides and tutorials.
Availability of card services depends on your location and supported jurisdictions. Learn more