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.

Developer API Platform

Build Africa's Next Fintech Startup with One API

The Bigisub VTU API gives you instant access to airtime topup, data bundles, cable TV subscriptions, electricity bills, betting wallet funding, and bulk SMS — all from a single RESTful integration. 70+ endpoints. 8-second delivery. 99.9% uptime.

Part of our commitment to empowering African developers and building self-sufficient startups across the continent. Whether you're building a VTU app, a fintech super-app, or adding bill payments to your existing platform — Bigisub's infrastructure handles the complexity so you can ship faster.

View API Documentation

African developer building with Bigisub API

500+

Apps built on Bigisub API

African countries

70+

API endpoints

bigisub-api-example.js

// Buy 1GB MTN Data — 3 lines
const res = await fetch('https://bigisub.ng/api/v2/data/purchase', {
  method: 'POST',
  headers: { 'Authorization': 'Bearer YOUR_API_KEY' },
  body: JSON.stringify({ network:'MTN', plan:'SME-1GB', phone:'080...' })
});
const data = await res.json();
// { status: "success", delivery: "8s" }

70+

API Endpoints

Avg Delivery

99.9%

Uptime SLA

2M+

Transactions/Month

One API, Every Service

Stop juggling multiple API providers. Bigisub gives you airtime, data, cable TV, electricity, betting, SMS, and education services — all through one RESTful API with consistent response formats and unified authentication.

Airtime Topup API

Instant airtime delivery across MTN, Airtel, Glo, 9mobile. Single & bulk purchases.

POST /api/v2/airtime/purchase

Data Bundle API

SME, CG, Direct data plans. All networks. Auto-renew scheduling support.

POST /api/v2/data/purchase

Cable TV API

DSTV, GOTV, Startimes subscriptions. Smart card validation & instant activation.

POST /api/v2/cable/subscribe

Electricity API

All DISCOs — IKEDC, EKEDC, AEDC, IBEDC. Prepaid & postpaid meter support.

POST /api/v2/electricity/purchase

Betting Wallet API

Fund Bet9ja, SportyBet, 1xBet, BetKing + 17 more platforms instantly.

POST /api/v2/betting/fund

Bulk SMS API

Send promotional & transactional SMS. All networks. DND routing. Delivery reports.

POST /api/v2/sms/send

Result Checker API

WAEC, JAMB, NECO, NABTEB PINs. Instant e-PIN generation & delivery.

POST /api/v2/education/purchase

Wallet & Payments

Fund wallets, check balances, transaction history. Webhook notifications.

GET /api/v2/wallet/balance

Why Developers Choose Bigisub

Built by developers, for developers. No PHP scripts from 2019. Modern REST API with the documentation quality you expect from Paystack or Flutterwave.

8-Second Delivery

Average transaction completion time. Fastest in the Nigerian VTU API market.

99.9% Uptime

Enterprise-grade infrastructure. Your app stays reliable because our API does.

Full Documentation

Complete REST API docs with request/response examples. Postman collection included.

Webhook Notifications

Real-time transaction status callbacks. No polling required.

Sandbox Environment

Test every endpoint risk-free before going live. Full sandbox with test wallets.

70+ Endpoints

Airtime, data, cable, electricity, betting, SMS, education — all from one API.

Integrate in Minutes, Not Weeks

Clean, predictable API responses. Copy-paste examples for Python, Node.js, PHP, and cURL.

PythonBuy Airtime

import requests

response = requests.post(
    "https://bigisub.ng/api/v2/airtime/purchase",
    headers={
        "Authorization": "Bearer YOUR_API_KEY"
    },
    json={
        "network": "MTN",
        "amount": 1000,
        "phone": "08012345678"
    }
)

print(response.json())
# {"status": "success", "amount": 1000}

cURLPay Electricity

curl -X POST \
  https://bigisub.ng/api/v2/electricity/purchase \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "disco": "IKEDC",
    "meter_number": "04251xxxxxx",
    "meter_type": "prepaid",
    "amount": 5000
  }'

# Response: {"status": "success",
#   "token": "1234-5678-9012-3456"}

Bigisub API vs Other Providers

Why integrate 5 different APIs when one does it all? Compare Bigisub against VTPass, Reloadly, and others.

FeatureBigisubOthers

Airtime & Data APISome

Cable TV (DSTV/GOTV)Rare

Electricity BillsRare

Betting Wallets (17+)None

Bulk SMSSeparate provider

Result CheckersNone

Sandbox TestingSome

Webhook CallbacksSome

Sub-8s DeliveryVaries (30s-5min)

White Label ReadyNone

Our Mission

Raising the Next Generation of African Tech Builders

Africa's fintech revolution is being built by developers who need reliable infrastructure, not more tutorials. Bigisub exists to be that infrastructure — the pipes that carry airtime, data, and payments so you can focus on building products people love.

From Lagos to Nairobi, Accra to Johannesburg — we're empowering developers and entrepreneurs to build prominent, self-sufficient startups. Our API handles the telecom complexity. You handle the innovation. Together, we build Africa's digital future.

2M+ Users Served

500+ Apps Built

6 African Countries

From Idea to Production in 3 Steps

STEP 01

Get Your API Key

STEP 02

Test in Sandbox

Full sandbox environment with test wallets. Every endpoint available risk-free.

STEP 03

Go Live & Scale

Switch to production keys. Webhook callbacks keep your app in sync. Scale freely.

Don't Want to Build from Scratch?

Get your own fully-configured VTU platform for N850,000 N200,000. Complete with dashboard, wallet system, API integration, and custom branding. Launch in 48 hours.

Custom Solutions

Developer FAQ

What services does the Bigisub API cover?

Our API provides 70+ endpoints covering airtime topup (all networks), data bundles (SME, CG, Direct), cable TV (DSTV, GOTV, Startimes), electricity bills (all DISCOs), betting wallet funding (17+ platforms), bulk SMS, and education result checkers (WAEC, JAMB, NECO, NABTEB).

How fast is transaction delivery?

Average delivery time is 8 seconds for airtime, data, and betting. Cable TV and electricity are activated within 15-30 seconds. We have a 99.9% uptime SLA.

Is there a sandbox for testing?

Yes. Every developer gets access to a full sandbox environment with test wallets. You can test all endpoints without spending real money. Switch to production by changing your API key.

What authentication method does the API use?

Bearer token authentication. You get API keys from your developer dashboard. We support both sandbox and production key pairs.

Do you support webhook notifications?

Yes. Configure webhook URLs in your dashboard. We send real-time POST callbacks for transaction status changes — no polling needed.

What programming languages are supported?

Our REST API works with any language. We provide examples for Python, Node.js, PHP, and cURL. Community SDKs are available for Laravel, Django, and Express.js.

How does pricing work for API users?

You get the same rates as our platform users — the cheapest in Nigeria. Volume discounts available for high-traffic integrations. No monthly fees, you only pay for transactions.

Can I white-label the Bigisub platform?

Yes! We offer complete white-label VTU platforms with your branding, domain, and custom design. Visit our Store page or contact us for custom solutions.

How do I get started?

Create a Bigisub account, navigate to Developer Settings, generate your API keys, and start testing in sandbox. Full documentation is available at rif.africa/technotronics/api/bigisub.

Who uses the Bigisub API?

Fintech startups, VTU reseller apps, POS terminal providers, betting agents, bank mobile apps, and USSD service providers across Nigeria and Africa. Over 500 apps are powered by our infrastructure.

Ready to Build?

Join 500+ developers building on Bigisub infrastructure. Get your API keys and start integrating in minutes.

Read the Docs