London Design Silver

2026

Buddy

Entrant

Ruoyun Dai

Category

User Experience Design (UX) - Integrated Mobile Experience

Client's Name

Country / Region

United States

Buddy is a consumer facing mobile application designed to address the growing safety crisis within the New York City subway system. As urban transit face rising crime rates, many commuters, particularly students, hospitality workers, and late night travelers, are forced to choose between the high cost of ride sharing and the anxiety of riding the rails alone. Buddy bridges this gap by transforming the subway into a space of collective security through a sophisticated, community driven buddy system.



The platform’s core functionality centers on an AI driven Matching Engine that mirrors the real time logistics of apps like Uber but optimizes for safety and social compatibility rather than just speed. By analyzing user profiles, transit routes, and personal preferences, the AI pairs solo riders with verified companions to ensure no one has to navigate platforms or train cars in isolation. This social density acts as a natural, low cost deterrent to crime, making the existing transit infrastructure feel secure again without the premium price tag of a private cab.



Beyond peer matching, Buddy provides a comprehensive suite of security features:



Integrated Navigation: Real time GPS and transit mapping to guide users through the most efficient and populated routes.



Safety Filters: Users can customize their companion search based on specific preferences to ensure a comfortable and trusted experience.



Security Alarm Service: An emergency alert system designed to provide immediate peace of mind and rapid assistance if a user feels threatened.



By leveraging the power of community and artificial intelligence, Buddy empowers New Yorkers to reclaim their city’s lifeblood. It moves the needle from passive surveillance to active, shared protection, ensuring that safety is no longer a luxury service, but a standard for every commuter.

https://ruoyundai.wixsite.com/dddry/buddy
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