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 81–100 of 1,000 ranked alternatives.

  1. Ruler / Measuring Tape app icon

    Ruler / Measuring Tape

    Clafou Ltd

    Measure with your screen

    Measure objects using screen size, augmented reality, or printed rulers. Place virtual on surfaces with ARKit. Print rulers via AirPrint. Compare printed results with on-screen measurements. No ads, in- purchases, or tracking.

    ★ 4.4223 ratingsUtilitiesFreeData updated 2026-09-13
  2. MyMeter: Tape Measure App app icon

    MyMeter: Tape Measure App

    Maksym Gorbun

    Objects with your camera

    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.

    ★ 4.325 ratingsUtilitiesFreeData updated 2026-09-06
  3. i Sound Level Meter app icon

    i Sound Level Meter

    EONSOFT

    Measure ambient noise levels easily.

    The app measures ambient noise levels. Users can view the maximum and minimum noise readings recorded during a measurement session.

    ★ 4.437 ratingsUtilitiesFreeData updated 2026-11-09
  1. Ring Sizer: AR Ruler & Table app icon

    Ring Sizer: AR Ruler & Table

    Tolganai Askarova

    Measure size with AR camera

    Measure size using camera with AR technology or place on screen within a designated circle. View diameter and size results. Save measurements for future reference.

    ★ 4.647 ratingsUtilitiesFreeData updated 2026-09-06
  2. Ruler - measuring scale app icon

    Ruler - measuring scale

    MD KHAIRUL ISLAM

    Measure objects with AR camera

    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.

    ★ 4.3136 ratingsUtilitiesFreeData updated 2026-09-16
  3. Plant Light Meter app icon

    Plant Light Meter

    Studio Nano Ship Inc

    Measure levels for your plants

    Measure levels for indoor plants using a camera pointed at leaves. Press "Measure" to assess conditions. Results indicate very low or low , helping users adjust placement for better health.

    ★ 4.61,080 ratingsUtilities$2.99Data updated 2026-10-19
  4. Round Photo app icon

    Round Photo

    Vitalij Schaefer

    Create photos and share them

    Create photos by setting diameter in pixels, millimeters, centimeters, or inches. Import or capture photos, zoom, and move images. Edit with filters, focus, effects, and text. Adjust colored borders. Save, print, email, or share the final image.

    ★ 4.82,830 ratingsPhoto & VideoFreeData updated 2026-09-15
  5. Measuring Tape App with Camera app icon

    Measuring Tape App with Camera

    Editr Apps Inc.

    Measure objects your

    Measure objects using AR technology. Tap to measure distances, heights, and angles. View real-time measurements on screen. Sync devices for consistent results. Share measurements via email or messaging. Adjust units for metric or imperial.

    ★ 4.292 ratingsUtilitiesFreeData updated 2026-09-15
  6. 测量工具-尺子、距离测量专家 app icon

    测量工具-尺子、距离测量专家

    飞剑 姚

    Measure length, sound, angle, and calibrate

    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.

    ★ 4.576 ratingsUtilitiesFreeData updated 2026-09-11
  7. Protractor+ app icon

    Protractor+

    Tue Nguyen Minh

    Measure angles in degrees and radians

    Measure angles using your iPhone as a protractor. Select degrees or radians. Adjust the angle visually with intuitive controls.

    ★ 4.110,412 ratingsUtilitiesFreeData updated 2026-09-08
  8. HD Level ⊜ app icon

    HD Level ⊜

    Christophe Pereira

    Surfaces with precision measurements

    Measure surfaces for levelness using a digital bubble . Detect tilt angles and adjust objects accordingly. Save calibration settings and share measurements via email or messaging.

    ★ 4.7284 ratingsUtilitiesFreeData updated 2026-09-08
  9. Sonar Ruler app icon

    Sonar Ruler

    Laan Consulting Corp

    Measure distance with sound echoes

    Measures distances using ultrasonic pulses. Users send a sound wave and calculate distance based on echo return time. The displays real-time measurements in inches or centimeters. It works outdoors and indoors for accurate readings.

    ★ 2.73 ratingsUtilities$0.99Data updated 2026-09-08
  10. Ruler AR Camera Measuring Tape app icon

    Ruler AR Camera Measuring Tape

    xita apps

    Measure objects with AR

    Measure objects using augmented reality and a . Calculate scale, height, area, and length. Use photo , inch , and measure tools. Export measurements and share results.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
  11. Bubble Level - Spirit Level app icon

    Bubble Level - Spirit Level

    Netviking AB

    Measure surfaces, calibrate, save settings

    Measure surfaces for levelness and angles with high precision. Calibrate quickly and save settings automatically. Accurate to one tenth of a degree. Supports Retina displays. Align picture frames or check table surfaces.

    ★ 4.63,025 ratingsUtilitiesFreeData updated 2026-09-09
  12. Bubble Level Plus+ app icon

    Bubble Level Plus+

    Tue Nguyen Minh

    Your surface with precision

    Measure angles and levels with a digital . Adjust settings for precision. Share results via email or social media. Sync with other tools in iMetalBox for enhanced functionality.

    ★ 4.615,279 ratingsUtilitiesFreeData updated 2026-09-08
  13. Distances Pro app icon

    Distances Pro

    Emidio Cunha

    Sketch paths, measure , calculate areas

    Measure and areas by drawing paths or closing loops. Switch between metric and imperial units. Undo drawings as needed. View standard or satellite maps. Export measurements as KML files for use in Google Earth and other mapping apps.

    ★ 4.536 ratingsNavigationFreeData updated 2026-09-12
  14. Pupil Distance Meter - Eye PD app icon

    Pupil Distance Meter - Eye PD

    Arthur Eduardo Skaetta Alvarez Desenvolvimento de Software LTDA.

    Measure PD with TrueDepth Camera

    Measure pupillary using iPhone's TrueDepth Camera for accurate results. Display real-time measurements for both near and far sight. Save and share PD values for eyeglasses or VR headset setup.

    ★ 4.6462 ratingsHealth & FitnessFreeData updated 2026-09-06
  15. Ring Sizer: Perfect Fit app icon

    Ring Sizer: Perfect Fit

    Ramkumar Vellaisamy

    Measure rings with your phone camera

    Measure size with a smartphone camera using guided steps. Select from US, UK, or EU sizing standards. Save previous measurements for future reference. Share results directly with retailers or jewelers.

    ★ 4.731 ratingsUtilitiesFreeData updated 2026-09-06
  16. LiDAR Room Scanner: Floor Plan app icon

    LiDAR Room Scanner: Floor Plan

    PAO APPS PTE. LTD.

    Scan rooms, measure spaces, create plans

    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.

    ★ 4.896 ratingsUtilitiesFreeData updated 2026-09-06

How we rank alternatives

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