Showing 1–20 of 1,000 ranked alternatives.
Denis Prokopchuk
Track and monitor acceleration
Display real-time with accurate GPS tracking. Switch between km/h and mph. Receive speeding warnings and monitor 0-100 acceleration. Enable HUD mode to project onto the windshield.
Tim O's Studios, LLC
Navigate with direction and heading
Displays direction and heading using device hardware. Features a large, easy-to-read interface. Shows compass rose and current orientation. No additional features or settings provided.
文波 曾
Measure noise levels accurately
Measure ambient noise levels with a professional-grade . Record and analyze sound data. Classify noise sources using AI. Display real-time noise visualization. Detect and log noise with a weighted measurement engine.
Beijing Free Calculator Technology Co., Ltd.
Calculate and track financial formulas
Perform calculations a scientific featuring pi, exponents, square root, negative numbers, and logarithms. View calculation and adjust decimal places or use thousands separators. Customize keyboard colors and sounds.
Chen-Yu Wei
Track with GPS precision
Track in meters or feet with real-time updates. Display GPS accuracy and battery usage. Works offline with a clean interface. Ideal for hiking, flight tracking, and outdoor activities.
Optobyte AG
Calculate air density in real time
Calculates air density, relative humidity, and air pressure automatically. Displays geographic position, temperature, dewpoint, elevation, and barometric pressure. Supports airport and manual input modes.
Unicom TOV
Track speed and distance offline
GPS speedometer displays real-time speed for driving, biking, or walking. Measure trip distance offline. Track altitude for planes. Switch between mph, km/h, and knots. Use Today Widget or Apple Watch. Adjust screen color and toggle mirror .
Jorge Gregorio Martin Bello
Detect EMF levels and receive alerts
Detect electromagnetic fields using your device as a sensor. Measure and track magnetic fields in real time. Receive warnings with a beep when high levels are detected. Check EMF levels around your bed and household appliances.
Hans Schneider
Track , distance, and direction
Track , distance, and direction with a digital and analog . Set custom distance values. Switch between portrait and landscape modes. Display in MPH, KM/H, and KNOTS. View altitude, maximum , and average with the Pro Pack.
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