Transit • Subway & Bus Times positions itself as a comprehensive urban mobility platform that aggregates real-time transit data from multiple transportation agencies. The application serves as a centralized hub for public transportation information, offering live vehicle tracking, schedule integration, and multimodal trip planning capabilities across bus, subway, train, and micro-mobility services. The core functionality revolves around its real-time mapping interface, which displays active vehicles with precise location data and estimated arrival times. The trip planner feature enables users to compare various transportation combinations, accounting for factors like travel time, cost, and environmental impact. Service disruption alerts provide proactive notifications about delays or route changes, while the 'GO' feature offers turn-by-turn navigation specifically designed for public transit journeys with stop arrival alerts. User experience varies by region depending on data integration with local transit authorities. The interface employs color-coded route lines and intuitive timing displays, though recent UI updates have drawn mixed reactions regarding information density and visual hierarchy. Real-world usage patterns show heavy reliance during commute hours, with particular value demonstrated in cities with complex transit networks or frequent service changes. User feedback indicates strong satisfaction with real-time accuracy and crowd-sourced data integration, as noted by Ashley (2025-09-05) regarding prompt route change synchronization. However, regional limitations exist where official real-time data isn't fully integrated, as mentioned by Aiden Volf (2025-06-25). The September 2025 UI update prompted criticism from users like Nafisa (2025-09-02) regarding interface redesign choices, while Steve Rawlins (2025-06-26) praised the ad-free experience in supported municipalities. The application excels in metropolitan areas with robust transit data availability, offering superior real-time tracking compared to basic schedule apps. Limitations include variable data quality in regions without official API integrations and occasional interface changes that disrupt user workflows. Ideal for daily commuters and occasional travelers needing reliable multimodal transportation planning in urban environments.