Speedometer: GPS Speed & Trip turns your Android phone into a GPS speedometer and trip computer. View your current speed, record trips and routes, monitor distance and travel time, and receive alerts when you exceed a speed limit. App Highlights: View real-time GPS speed on a sporty dashboard Choose km/h, mph, or knots, with an optional second speed unit See speed on a large digital readout and carbon-fibre-style analog gauge Animated sports car dashboard with lighting effects at higher speeds Open a full-screen gauge with trip statistics and an always-on display Set speed limits and receive alerts when you exceed them View GPS information including accuracy, altitude, coordinates, satellites, and compass Customize the dashboard, gauge style, tick marks, top-speed marker, and numeral style Trip Computer & Route History: Track trip distance, duration, ...
Sound Meter: dB & Noise Level turns your Android phone into a simple decibel meter to measure environmental noise, track sound levels over time, and help you understand when it's time to protect your ears. App Highlights: Measure real-time environmental noise in decibels (dB) Large analog-style dial displaying current, average, and maximum sound levels Sound level descriptions, from a quiet library to a busy restaurant Live sound chart showing the last 30 seconds of measurements Customizable loud-noise warnings with adjustable thresholds and duration Daily noise dose tracking based on the widely used 85 dB for 8 hours guideline A, C, and Z frequency weighting options Fast, Slow, and Impulse response modes Chart, bar graph, and frequency spectrum visualization options Automatic detection and marking of sudden loud sounds Microphone calibration with a referenc...