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 461–480 of 1,000 ranked alternatives.

  1. POLOSMART BODYSMART app icon

    POLOSMART BODYSMART

    TT TEKNOLOJI URUNLERI LIMITED SIRKETI

    Track weight and body metrics

    Connects to a Bluetooth smart scale to measure weight, body fat, water percentage, muscle percentage, and other health metrics. Tracks and analyzes data over time. Sets reminders for regular measurements.

    ★ 4.03 ratingsHealth & FitnessFreeData updated 2026-09-16
  2. Heart Rate Tracker Diary app icon

    Heart Rate Tracker Diary

    Muhammad Awais Mohsin

    Track with camera sensor

    Measure by placing a fingertip on the camera lens. The calculates and displays after a few seconds. View real-time data and track trends over time.

    ★ 4.930 ratingsUtilitiesFreeData updated 2026-09-06
  1. Board Foot Calculator Pro app icon

    Board Foot Calculator Pro

    Anna Filobok

    Calculate feet instantly

    Calculate feet using length, width, and thickness in feet, inches, centimeters, meters, or yards. Input quantity for total feet. Convert between imperial and metric units in real time.

    ★ 4.48 ratingsUtilities$1.99Data updated 2026-09-06
  2. HydroColor: Water Quality App app icon

    HydroColor: Water Quality App

    Thomas Leeuw

    Measure water quality with iPhone camera.

    The app uses the iPhone camera to determine water quality. It estimates turbidity, suspended particulate matter concentration, and backscattering coefficient.

    ★ 5.04 ratingsUtilitiesFreeData updated 2026-10-28
  3. Field Maps-Area Measure GPS KK app icon

    Field Maps-Area Measure GPS KK

    文亮 李

    Land with GPS or manual input

    Areas using GPS coordinates or manual input. Calculate land, property, or dimensions. Save and export measurements in various formats. Sync data across devices for accurate tracking.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
  4. WeighCam: Scale for Grams app icon

    WeighCam: Scale for Grams

    Myron Holub

    Take photos and measure weight

    Take a photo of an object and use AI to estimate its weight based on size and proportions. Measure multiple object types like produce, luggage, or tools. Save and share weight estimates directly from the .

    ★ 4.98 ratingsUtilitiesFreeData updated 2026-09-06
  5. Colorimeter Camera Color Meter app icon

    Colorimeter Camera Color Meter

    Contechity AB

    Capture colors with white reference accuracy

    Measure and compare colors accurately using real-time sampling. Capture values and compare them against a white reference for improved precision. Save and share codes in multiple formats.

    ★ 4.635 ratingsUtilitiesFreeData updated 2026-09-06
  6. GPS Area Calculator App app icon

    GPS Area Calculator App

    Akhil Dholariya

    Measure areas and calculate routes

    Measure areas and distances on maps by placing points and calculating the total or route length. Save and share specific locations as points of interest. Calculate GPS areas with high accuracy.

    ★ 4.911 ratingsProductivityFreeData updated 2026-09-06
  7. RulerLevel app icon

    RulerLevel

    世木 林

    Measure length, angles, and sound levels.

    The app offers tools for measuring length, angles, and sound levels. It includes features for unit conversion, network speed testing, and a flashlight.

    ★ 2.01 ratingsProductivityFreeData updated 2026-11-01
  8. Scale for Measurement & Grams app icon

    Scale for Measurement & Grams

    Shivam Tripathi

    Estimate weight with phone camera

    Estimate object weight and dimensions using phone camera. Analyze photos with AI to provide gram-based weight and size measurements. Instant results for items like food, packages, and inventory.

    ★ 4.52 ratingsUtilitiesFreeData updated 2026-09-06
  9. Square.It app icon

    Square.It

    Abelardo Lopez

    Roofing materials and measurement tools.

    The app offers roofing materials and tools. Its roof measurement feature helps users assess roofs and purchase the correct amount of materials.

    ★ 4.84 ratingsUtilitiesFreeData updated 2026-10-28
  10. iMeasure! app icon

    iMeasure!

    Kobi Snir

    Measure objects using device screen.

    The app uses the device's screen to measure real objects. It supports metric or imperial units for measuring length, angle, radius, and diameter.

    ★ 3.24 ratingsProductivityFreeData updated 2026-10-24

How we rank alternatives

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