What is VTU and how does Bigisub.ng work?

VTU (Virtual Top-Up) is a digital business model where you buy and sell airtime, data bundles, and bill payment services online. Bigisub.ng is Nigeria's leading VTU platform trusted by 2 million+ users. Simply register free, fund your wallet, and start buying or reselling data, airtime, cable subscriptions, electricity bills, and more with instant delivery.

How do I start a data reselling business with Bigisub?

Starting a data reselling business with Bigisub is free and requires zero capital. Register an account at bigisub.ng, fund your wallet with as little as ₦500, purchase data bundles at wholesale prices (up to 3% discount), and resell to customers at retail prices. You keep 100% of your profit with instant delivery and 24/7 support.

What services does Bigisub.ng offer?

Bigisub.ng offers comprehensive digital services including: VTU data bundles (MTN, Glo, Airtel, 9mobile), airtime recharge, cable TV subscriptions (DSTV, GOTV, Startimes), electricity bill payments, WAEC/JAMB result checker pins, business registration (CAC), social media growth services, bulk SMS, betting wallet funding, and enterprise API integration.

How long does it take to receive data after purchase?

Data delivery on Bigisub.ng is instant with an average delivery time of 8 seconds. Our platform has a 99.9% success rate with automated delivery 24/7. If you experience any delay, our customer support team is available round-the-clock to assist you.

Can I register my business with CAC through Bigisub?

Yes! Bigisub.ng offers professional business registration services with the Corporate Affairs Commission (CAC). Get your RC number in 3-5 days with full compliance support. We handle business name registration, company incorporation, and all corporate documentation. Thousands of Nigerian startups trust us for their business registration needs.

Is there an API for developers to integrate Bigisub services?

Yes, Bigisub.ng provides a well-documented RESTful API for developers and businesses. Integrate VTU services, bill payments, and all our services into your platform with just a few lines of code. Features include real-time webhooks, sandbox testing, comprehensive documentation, and 99.9% uptime SLA. Visit our API documentation at bigisub.ng to get started.

Buy & Resell Airtime — All Networks

Top up or resell airtime for every Nigerian network at discounted VTU rates, with instant automated delivery, 24/7.

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Discounted Airtime for All Networks

Bigisub offers discounted airtime across every major Nigerian network, including MTN, Glo, Airtel and 9mobile. Rather than paying full price at a retail outlet or through your bank, you can buy airtime at wholesale VTU rates and save on every recharge. Whether you are topping up your own line or sending credit to someone else, you always pay less than the standard price.

Our pricing is transparent, with no hidden charges. The discount you see at checkout is exactly what you get. Rates are updated in real time so you always know what you are paying before you confirm the transaction.

Instant VTU Delivery

When you buy airtime on Bigisub, the credit reaches the recipient in seconds. Our VTU infrastructure is fully automated and runs around the clock. There are no manual steps, no queues, and no waiting. You confirm payment and the airtime arrives almost immediately, whether it is 2 AM on a Sunday or noon on a weekday.

This speed matters most when you are reselling. Your customers expect instant delivery, and Bigisub ensures you never leave them waiting. Every successful transaction builds trust, and trust is what turns first-time buyers into repeat customers.

Resell Airtime for Profit

Airtime reselling is one of the simplest ways to earn in Nigeria. The concept is straightforward: you buy airtime at a discount on Bigisub and sell it at face value to people around you. The difference is pure profit. You can serve friends, family, neighbours, WhatsApp groups, or an entire local community, all from your phone.

There is no minimum order, no monthly target and no subscription fee. You start whenever you are ready, scale at your own pace, and withdraw your earnings to your bank account at any time. Many of our agents started with just a few hundred naira and now process thousands of transactions every month.

Want to go further? Become a Bigisub agent and unlock even better rates, dedicated support, and tools designed for high-volume sellers.

VTU API for Automation

If you run a website, app, or any digital platform that serves Nigerian users, you can integrate Bigisub airtime directly into your product using our developer API. The VTU API lets you automate airtime purchases programmatically, so your users can recharge without leaving your platform.

The API is well-documented, supports all networks, and returns real-time transaction status. Integration typically takes less than a day. Explore the VTU API documentation to get started.

Frequently Asked Questions

What is VTU airtime?

VTU stands for Virtual Top-Up. It is an electronic method of recharging any Nigerian mobile number directly from your device. When you buy airtime on Bigisub, the credit is sent to the recipient instantly through the VTU system.

How much discount do I get on airtime?

Discounts range from 1% to 4% depending on the network and your account level. The more you buy, the better your rates become over time.

Can I resell airtime and make a profit?

Absolutely. Buy airtime at discounted wholesale rates on Bigisub and sell at face value to your customers. The difference is your profit on every single transaction.

Is airtime delivery instant?

Yes. Airtime is delivered within seconds of purchase, 24 hours a day, 7 days a week. There is no downtime or manual processing involved.

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