Measure lengths with a ruler supporting metric and imperial units. Detect ambient noise levels using a decibel meter. Use a protractor tool to measure angles via the camera. Calibrate screens for accurate color display.
by 飞剑 姚★ 4.576 ratingsUtilitiesFreeData updated 2026-09-11
Measure real-world objects using augmented reality. Tap to start measurements, switch between length and area modes. Unlock unlimited measurements and remove ads with a subscription. Sync results across devices.
Displays current position via GPS with a map and sea level measurement in meters. Converts meters to feet using a calculator. Measures barometric pressure with a sensor for altitude tracking. Alerts for potential flooding.
Analyze in real time with octave band and FFT plots. Display sound levels in decibels and noise ratings. Choose linear or logarithmic scales. Adjust window functions and track maximum values.
Object dimensions using phone and reference objects like credit cards or DVDs. Snap photos for accurate in-plane measurements. Add custom reference objects with known sizes. Export measurement data for later review.
The app provides a collection of 30 measurement and utility tools. It includes features like a ruler, protractor, distance measurement using AR, and a flashlight.
Measures sound intensity in real time with decibel accuracy. Displays minimum, maximum, and average noise levels. Shows noise-time graphs for analysis. Allows microphone calibration for precise readings. Supports background and screen-off operation.
Distances and heights using the camera. Calculate surface area and perimeter. Generate 3D models from photos. Use a bubble level and slopes. Perform various geometric calculations with precise camera-based measurements.
The app transforms an iPhone into a Sound Pressure Level meter. It provides options for industry standard weighting curves and response times, including Leq measurement for environmental noise analysis.
Measure levels in real time with precise readings. Display current and peak values. Log measurements over time and export data for analysis. Set customizable noise thresholds and receive alerts when levels exceed limits.
Convert measurements with a interface for volume, mass, and temperature. Adjust portions, toggle between US, metric, Australian, and imperial units. Input numbers directly for precise conversions.
Measure and display real-time frequency spectrum with Spectrum RTA. Calibrate monitor levels using the Level Meter. Determine optimal EQ presets with EQ Recommendation. Align monitors for accurate sound with Monitor Align.
Distances between waypoints or calculate surface areas using map polygons. Set waypoints by tapping and holding. Choose units like kilometers, miles, or nautical miles. Access settings to change map type or view the manual.
Create 3D layouts with precise measurements. Measure distances and surface areas using augmented reality. Export scans as PDF or other file formats for easy sharing and reference.
Track speed, distance, altitude, and heading using GPS. View latitude and longitude coordinates. Monitor sunrise and sunset times. Record acceleration data. Save journey logs for later review. Share trip details via email or social media.
Analyze in real time with octave band and FFT measurements. Visualize frequency spectra and measure sound levels. Export data and compare measurements across sessions.
Measure surface slope in two directions with degree and percentage display. Calibrate before use for accurate readings. Hold function locks current measurement.