How to Use the GTBank Mobile App and *737# USSD Code: The Complete 2026 Beginner’s Guide

Introduction

Technology has transformed banking in Nigeria, making it possible to manage your finances without visiting a banking hall. Guaranty Trust Bank (GTBank), a subsidiary of Guaranty Trust Holding Company (GTCO), offers customers two convenient ways to bank: the GTWorld Mobile App and the *737# USSD banking service.

Whether you own a smartphone or a basic mobile phone, GTBank provides secure tools for transferring money, buying airtime, paying bills, checking balances, and performing many other banking transactions. The GTWorld app is designed for internet-enabled devices, while *737# USSD banking works without mobile data, making it ideal for customers in areas with limited internet access.

This guide explains everything you need to know about both platforms.

What Is the GTWorld Mobile App?

The GTWorld Mobile App is GTBank’s official mobile banking application. It enables customers to manage their accounts securely from anywhere using their smartphones.

With the app, you can:

• Transfer money to GTBank and other banks
• Check account balances
• View transaction history
• Buy airtime and data
• Pay electricity, cable TV, and other bills
• Open additional accounts
• Request or manage debit cards
• Manage beneficiaries and standing instructions

How to Download the GTWorld App

1. Open the Google Play Store (Android) or Apple App Store (iPhone).
2. Search for GTWorld.
3. Download and install the official app.
4. Open the app and register using your GTBank account details.
5. Verify your identity and create a secure login PIN or enable biometric authentication.

Always download the app from the official app store to protect your account.

How to Register the GTWorld App

To activate the app:

1. Launch GTWorld.
2. Select Register or Activate.
3. Enter your GTBank account information.
4. Verify your identity using the requested authentication method.
5. Create your secure transaction PIN.
6. Complete the activation process.

Once activated, you can access your account anytime.

Features of the GTWorld Mobile App

Money Transfers

The app allows you to transfer funds instantly to GTBank accounts and other Nigerian banks.

Airtime and Data Purchase

You can recharge your own phone or send airtime and data to family and friends.

Bill Payments

Customers can conveniently pay for:

• Electricity
• Cable TV subscriptions
• Internet services
• Education payments
• Other supported merchants

Account Monitoring

Monitor account balances, review transaction history, and receive instant notifications.

Understanding GTBank’s *737# USSD Banking

GTBank’s *737# USSD banking service allows customers to perform banking transactions on any mobile phone without an internet connection. The service works across major Nigerian mobile networks and is linked to the phone number registered with your GTBank account.

How to Activate *737# Banking

1. Dial *737# using the phone number linked to your GTBank account.
2. Follow the on-screen prompts.
3. Create a secure transaction PIN if required.
4. Complete the registration.

Popular GTBank USSD Services

Some of the most commonly used *737# services include:

• Transfer money
• Check account balance
• Buy airtime
• Buy data
• Pay bills
• Generate transaction tokens
• Block your account in an emergency
• Open a GTBank account
• Cardless cash withdrawal

The exact options available may change as GTCO updates its services.

GTBank USSD Codes

Some commonly used shortcuts include:

• *737# — Main banking menu
• *737*6*1# — Check account balance
• *737*1AmountAccountNumber# — Transfer to another GTBank account
• *737*2AmountAccountNumber# — Transfer to other Nigerian banks

Always confirm prompts carefully before authorizing any transaction.

Safety Tips

Protect your account by following these guidelines:

• Never share your transaction PIN or OTP.
• Do not disclose your passwords to anyone claiming to be from GTBank.
• Enable biometric login if your phone supports it.
• Log out after using the app on shared devices.
• Report suspicious activity immediately.
• If your phone is lost or stolen, use the emergency account-blocking option or contact GTCO customer support promptly.

GTWorld App vs *737# Banking

Feature	GTWorld App	*737# USSD
Internet Required	Yes	No
Smartphone Needed	Yes	No
Works on Feature Phones	No	Yes
Money Transfer	Yes	Yes
Bill Payment	Yes	Yes
Airtime Purchase	Yes	Yes
Balance Enquiry	Yes	Yes

Frequently Asked Questions

Is the GTWorld App Free?

Yes. Downloading the app is free, although your mobile network may charge for internet usage.

Can I Use *737# Without Internet?

Yes. The service works without mobile data.

Can I Use *737# on Any Phone?

Yes. It works on both smartphones and basic mobile phones.

Is GTBank Mobile Banking Secure?

GTCO uses multiple security measures, including PINs and authentication checks, but customers should also protect their devices and never share sensitive credentials.

Conclusion

The GTWorld Mobile App and GTBank’s *737# USSD banking service have made everyday banking faster and more convenient for millions of Nigerians. Whether you prefer the feature-rich experience of the mobile app or the simplicity of USSD banking without internet access, both platforms allow you to transfer funds, pay bills, purchase airtime, and manage your account securely.

By understanding how each platform works and following good security practices, you can enjoy safe and convenient banking wherever you are.