GPS Speedometer & Odometer by QR & Barcode Scanner fills a specific niche in the navigation category, offering straightforward motion tracking without complex mapping interfaces. The application leverages standard GPS hardware found in most Android devices to deliver accurate speed and distance measurements, positioning itself as a practical alternative to dedicated dashboard instruments. The core functionality centers around real-time speed display with both digital and analog gauge options. Users can track trip distance, maximum speed achieved, and total travel time through comprehensive odometer features. Additional practical elements include speed limit alerts, where users can set custom thresholds for auditory warnings, and automatic trip recording that begins when motion is detected. The app maintains historical data for multiple trips, allowing comparison between different journeys. In practical use scenarios, the interface proves particularly useful for cyclists verifying their pace against bike computer readings, or drivers in older vehicles lacking digital speedometers. Runners have reported using it to track outdoor workout sessions, while boat operators find value in monitoring watercraft speed without marine-grade equipment. The display remains visible in daylight conditions, though some users note battery consumption increases during extended GPS use. Early user feedback, while limited, suggests satisfaction with measurement accuracy under clear sky conditions. Several comments mention the app successfully calibrated within 2-3 seconds of activation, providing stable readings at various speed ranges. Some reports indicate occasional signal fluctuations in urban environments with tall buildings, though this reflects typical GPS limitations rather than app-specific issues. The absence of intrusive advertisements receives positive mention in initial impressions. The application delivers reliable core functionality for basic speed and distance tracking, though it lacks advanced features like route mapping or integration with fitness platforms. Battery impact remains a consideration for prolonged use, and the interface design skews functional rather than visually polished. For users seeking uncomplicated motion metrics without subscription costs, this represents a competent solution with measurable practical utility.