Measure objects with a camera ruler mode that uses your phone's camera for distance calculations. Switch between inches and centimeters. Adjust measurements with precision sliders. Access a classic ruler and tape measure for manual measurements.
by Tue Nguyen Minh★ 4.335,090 ratingsUtilitiesFreeData updated 2026-09-08
Measure vibrations using phone sensors to detect seismic activity or body tremors. Display readings on the modified Mercalli intensity scale. Calibrate the to set maximum values between 10-11. Provide reference comparisons for earthquake vibrations.
Tap to measure BPM by syncing with the beat of music. Calculate using advanced algorithms. Save and share BPM results. Ideal for musicians, producers, and DJs.
Measure distances, perimeters, and areas by placing pins on a map. Calculate dimensions and save measurements. Share results via email or export as a file. Sync with other devices for collaborative projects.
Measure distances, land areas, and perimeters using satellite maps. Calculate perimeters and track outdoor projects. Measure routes for biking, golfing, or racing. Save and share measurement data.
Allows users to calculate distance and area using GPS. Tap to start and stop tracking automatically as you move. Manually input points to specific areas. Save and share measurement data.
The app measures angles and slopes using the device's camera. It offers two modes for measurement and allows users to capture screenshots of their measurements for later review.
Track shooting accuracy using iPhone camera. Measure shot group dispersion and calculate precision metrics. Save and analyze range sessions with detailed insights. Manage progress through customizable training plans and performance reports.
Convert units of measure in text, on websites in Safari, and live in the camera view. Automatically switch between Metric, Imperial, and U.K. systems. Select preferred units for automatic .
Pupillary distance manually with precise calibration tools. Adjust settings for accurate readings. Save and track measurements over time. Share results with eye care professionals or retailers.
Navigation displays current, average, and maximum along with distance traveled. Supports mph and km/h. Shows location on a map and offers projection display mode. Requires location access for accurate tracking.
Measure distance on a map with accurate earth curvature calculations. Plan routes and find shortest paths. Track distance hands-free with automatic location following. Edit paths by adjusting points or values in-.
Calculate material needs for patios using seven estimators: concrete slab, pavers, paver base, polymeric sand, sand & gravel, area, and volume. Input dimensions in inches, feet, yards, centimeters, or meters.
Measure noise levels using a precise . Record levels and view real-time data. Set thresholds and receive alerts when limits are exceeded. Export measurements and share results.
Measure levels with precision to identify harmful environmental noises. Save measurements for future reference. Test and track hearing performance over time. Check stereo and bass output from your phone.
Use a phone's camera to the height of objects like trees and buildings. Calculate height based on distance and angle. Save and share measurements. Export data as images or text.