Industry
FinTech
Objective
Improve operations and achieve 90% payment success rate
Radius (fka Pay4Me) is a high-growth financial technology company dedicated to simplifying cross-border payments for international students and immigrants. For many Africans seeking global opportunities, the process of paying for tuition, SEVIS fees, and visa applications is often marred by bureaucratic delays and failing payment infrastructure. Pay4Me bridges this gap by providing a user-friendly interface that allows users to pay for international obligations using their local currency, while the platform handles the complex backend conversion and cross-border settlement.
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Sunday Paul Adah
CEO and Founder, Radius (formerly Pay4Me)

the Challenge
Before partnering with Startbutton, Radius faced several critical operational hurdles that directly impacted their bottom line:
Payment Inaccessibility: By only offering bank card collections, Radius was inadvertently excluding millions of potential users who rely on Mobile Money or Local Bank Transfers for high-value transactions.
Systemic Failure Rates: Cross-border card processing in Africa is notoriously unstable. Frequent transaction timeouts and "declined" statuses created a surge in customer support tickets and eroded user trust.
Operational Friction: Managing separate payment integrations for different East and West African markets (Ghana, Kenya, Uganda, Tanzania) was costly and difficult to maintain.
the Solution
Radius integrated Startbutton’s unified payment rail to centralize their collections across the continent.
Omnichannel Collections: Through a single integration, Radius unlocked the ability to accept payments via Local Bank Transfers, USSD, and Mobile Money (M-Pesa, MTN MoMo) across their key African markets.
Reliable Infrastructure: Startbutton’s optimized routing engine ensured that transactions were processed through the most stable banking paths, drastically reducing the "transaction failed" notifications that plagued their previous setup.
Localized Pricing: Users were finally able to see the exact cost of their international fees in their local currency, removing the anxiety of fluctuating exchange rates during the checkout process.
the Result
The shift to Startbutton provided Radius with the stability needed to scale their user base aggressively.
90% Success Rate: The platform achieved a consistent 90% payment success rate, a significant improvement that directly boosted revenue and reduced customer churn.
20% Increase in Satisfaction: With fewer failed transactions and faster processing times, Radius saw a 20% rise in customer satisfaction scores from their East and West African users.
Volume Growth: To date, Radius has successfully processed hundreds of high-value transactions through the partnership, empowering more African students to pursue global education without financial friction.
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