Ruler® app icon

Apps Like Ruler® for iPhone and iPad

Measure with ruler, tape, and camera

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

Ruler® screenshots

Ranked alternatives

Showing 261–280 of 1,000 ranked alternatives.

  1. The Best Vibration Meter app icon

    The Best Vibration Meter

    NETIGEN KLUZOWICZ SPOLKA JAWNA

    Measure vibrations and view seismic data

    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.

    ★ 3.140 ratingsUtilitiesFreeData updated 2026-09-09
  2. Tap That Tempo app icon

    Tap That Tempo

    Norman Sander

    Tap to measure BPM of any song

    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.

    ★ 4.7540 ratingsMusicFreeData updated 2026-09-08
  3. Field Area Measure+ app icon

    Field Area Measure+

    Arda Sen

    Measure land, map areas, record coordinates

    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.

    ★ 4.629 ratingsNavigationFreeData updated 2026-09-06
  1. Planimeter: Area & Distance app icon

    Planimeter: Area & Distance

    CHENGDU MIAOZHI TECHNOLOGY CO., LTD.

    Measure distances and areas on maps

    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.

    ★ 4.7115 ratingsUtilitiesFreeData updated 2026-09-18
  2. Quick Measure - GPS app icon

    Quick Measure - GPS

    Alec Downing

    Distance and area with GPS

    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.

    ★ 4.117 ratingsUtilitiesFreeData updated 2026-09-06
  3. Angle Meter app icon

    Angle Meter

    nakhon phagdeechat

    Measure angles and slopes easily.

    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.

    ★ 3.562 ratingsUtilitiesFreeData updated 2026-09-17
  4. Ballistics Report app icon

    Ballistics Report

    Chris Li

    Track shots and measure accuracy

    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.

    ★ 4.2235 ratingsSportsFreeData updated 2026-09-06
  5. Uniter: Smart Unit Conversion app icon

    Uniter: Smart Unit Conversion

    Arkadiusz Holko

    Convert units in text, websites, and camera

    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 .

    ★ 4.772 ratingsUtilitiesFreeData updated 2026-09-06
  6. PD Measure Ruler app icon

    PD Measure Ruler

    VisTech.Projects LLC

    PD accurately with your iPhone

    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.

    ★ 4.125 ratingsProductivityFreeData updated 2026-09-06
  7. Speedometer: Speed Tracker Pro app icon

    Speedometer: Speed Tracker Pro

    AppLiks Sp. z O.O.

    Track , distance, and location

    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.

    ★ 4.8247 ratingsNavigationFreeData updated 2026-09-06
  8. DistanceCalculator - Map tool app icon

    DistanceCalculator - Map tool

    Mapnitude Company Limited

    Measure distance on the map

    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-.

    ★ 4.6203 ratingsNavigationFreeData updated 2026-09-13
  9. Patio Calculator Plus app icon

    Patio Calculator Plus

    Calc Hub, LLC

    Calculate materials accurately

    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.

    ★ 4.8236 ratingsUtilitiesFreeData updated 2026-09-24
  10. Decibel dB: Sound Level Meter app icon

    Decibel dB: Sound Level Meter

    WOULD YOU RATHER PARTY GAMES LTD

    Measure noise levels accurately

    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.

    ★ 4.775 ratingsUtilitiesFreeData updated 2026-09-06
  11. Decibel - dB Sound Level Meter app icon

    Decibel - dB Sound Level Meter

    Kemal Bakacak

    Measure levels and save data

    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.

    ★ 4.634 ratingsUtilitiesFreeData updated 2026-09-06
  12. Measure tree heights app icon

    Measure tree heights

    illumie AS

    Height with phone camera

    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.

    ★ 1.56 ratingsEducationFreeData updated 2026-09-18

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.