MaxiPay

A mobile digital payements system for Mini Buses/ Maxi Taxis

MaxiPay

Created At

HackMoney 2026

Project Description

Maxi Pay: Revolutionizing Global Minibus Transit Payments

Maxi Pay is a comprehensive blockchain-based mobile payment system designed specifically for maxi taxis and minibus transit services operating worldwide. This innovative platform addresses the critical need for cashless payment solutions in a $250 billion global industry that moves hundreds of millions of passengers daily.

The Global Challenge

Maxi taxis and minibus services form the backbone of public transportation across the developing and developed world. In Trinidad and Tobago, these color-coded minibuses transport commuters along fixed routes. In South Africa, minibus taxis account for over 60% of all public transport, carrying 15 million passengers every single day and generating R90 billion annually. In Nigeria, they're known as "danfo." In the Philippines, "shuttles." In North Africa, "louage." Across Australia, they serve as essential group transport and airport transfer services.

Despite their critical role, these services have largely remained cash-dependent, creating significant challenges: safety risks for drivers carrying cash, time wasted making change, difficulty tracking revenue for tax purposes, barriers to government subsidies, and exclusion of tech-savvy passengers who prefer digital payments.

The Maxi Pay Solution

Maxi Pay transforms this industry with a simple, secure, and instant mobile payment system. Passengers use the app to scan QR codes displayed on drivers' mobile devices, enter their fare amount, and complete transactions with a single tap. The payment is instantly deducted from the passenger's digital wallet and credited directly to the driver's account—all without transaction fees or gas costs, thanks to blockchain state channel technology.

Key Benefits For passengers: No need to carry cash, instant digital receipts, complete transaction history, and the security of blockchain-verified payments.

For drivers: Elimination of cash-handling risks, faster fare collection enabling more trips per shift, automatic digital record-keeping for easier accounting and tax compliance, and immediate access to earnings.

For operators and governments: Real-time passenger movement data for infrastructure planning, accurate fare revenue tracking for subsidy allocation, improved tax collection, and reduced fare evasion.

For the industry: Integration into the modern digital economy, attraction of younger, tech-savvy riders, compliance with evolving cashless payment regulations, and competitive advantage in an increasingly digital world.

Technical Innovation

Unlike traditional mobile payment systems that rely on credit cards or bank accounts—excluding the unbanked populations that heavily depend on minibus transport—Maxi Pay uses blockchain technology to create a truly inclusive system. Users can load their wallets through multiple channels, including mobile money services that are widespread in developing markets.

The platform delivers Web2 speed with Web3 security, processing transactions instantly while maintaining the transparency and immutability of blockchain technology. This makes Maxi Pay not just a payment app, but a transformative tool for modernizing informal transit systems worldwide.

Market Impact

With the global taxi and ride-hailing market projected to reach $366-483 billion by 2030-2033, and 91% of passengers expected to prefer digital payments by 2028, Maxi Pay is positioned at the intersection of massive market demand and technological innovation. The platform specifically targets the underserved minibus and paratransit segment, where digital payment adoption has lagged far behind ride-hailing services like Uber and Lyft. Maxi Pay isn't just making payments easier—it's bringing an entire industry into the digital age, improving safety, efficiency, and financial inclusion for millions of drivers and billions of passengers worldwide.

How it's Made

Maxi Pay is built with React Native and Expo Go for cross-platform mobile development, ensuring a seamless experience on both iOS and Android devices.

The app leverages the Yellow SDK and Nitrolite protocol to enable gas-free, instant payments —combining Web2 speed with Web3 security for lightning-fast blockchain transactions.

The payment flow is designed for simplicity and speed. Drivers display a dynamically generated QR code on their mobile device, which contains their unique blockchain address and payment details. Passengers use their device's built-in camera to scan this QR code, automatically populating the payment information. After entering the fare amount, a single tap initiates the transaction, which settles instantly without any gas fees.

Both parties receive immediate confirmation, creating a frictionless payment experience that rivals traditional mobile payment systems while maintaining the transparency and security of blockchain technology.

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