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 601–620 of 1,000 ranked alternatives.

  1. GeoID app icon

    GeoID

    Sang Ho Lee

    Measure and analyze geological structures.

    The app measures and analyzes geological structures using a geological compass and stereographic projection. It offers instability analysis and wireless data sharing capabilities, generating reports with stereonet images.

    ★ 5.03 ratingsUtilities$5.99Data updated 2026-09-19
  1. Roof Area Calculator app icon

    Roof Area Calculator

    Anna Filobok

    Calculate with pitch, width, and length

    Calculate using house width, length, and pitch. Convert measurements between imperial and metric units in real time. Determine from width and length in meters, centimeters, yards, feet, or inches. Convert pitch to degrees or radians.

    ★ 5.02 ratingsUtilities$1.99Data updated 2026-09-06
  2. VELUX Roof Pitch app icon

    VELUX Roof Pitch

    VELUX A/S

    Measure roof pitch for window selection.

    The app measures a roof's pitch to help select a roof window. The roof window's height and placement adjust based on the roof's pitch.

    ★ 2.48 ratingsUtilitiesFreeData updated 2026-10-20
  3. Leveler Plus app icon

    Leveler Plus

    Heng Jia Liang

    Measure angles, track levels, save readings

    Measure pitch and roll angles using a bubble level. Display time, date, and compass for reference. Save angle measurements with screen capture. Alternative bubble reading method for accurate readings. Simple and intuitive interface for quick use.

    ★ 5.01 ratingsProductivity$2.99Data updated 2026-09-06
  4. My Heart Rate Monitor: BPM app icon

    My Heart Rate Monitor: BPM

    Atthaporn Chanprakon

    Measure and view chart

    Measure by placing a finger on the iPhone’s camera. View overview charts and tags for each measurement. History records data over time.

    ★ 0.00 ratingsHealth & FitnessFreeData updated 2026-09-10
  5. Noise Meter + app icon

    Noise Meter +

    HUNG HSUN LIN

    Measure sound levels and plot data.

    The app measures surrounding sound levels and plots data in real time. Users can customize measurement duration and frequency, set alert values, and view measurements on a map with location information.

    ★ 3.24 ratingsHealth & Fitness$1.99Data updated 2026-10-26

How we rank alternatives

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