Photo Protractor app icon

Apps Like Photo Protractor for iPhone and iPad

Measure angles and radians from photos

Take a and use the Move button to align the measurement area with the center of the . Adjust the measuring line using the Angle and Start Line buttons to display angle and radian values.

by Mayumi Kato★ 4.040 ratingsUtilitiesFreeData updated 2026-09-08

Photo Protractor screenshots

Ranked alternatives

Showing 601–620 of 1,000 ranked alternatives.

  1. Field of View Calculator app icon

    Field of View Calculator

    Apogee Instruments, Inc.

    Set up infrared radiometer sensors

    Calculate of for infrared radiometer installation. Determine mounting distance and angle relative to target surface. Ensure sensor views desired area and excludes unwanted surfaces. Adjust orientation to achieve accurate measurements.

    ★ 5.01 ratingsBusinessFreeData updated 2026-09-09
  2. Rayout app icon

    Rayout

    yosuke manabe

    ★ 0.00 ratingsGraphics & DesignFreeData updated 2026-09-06
  3. Mohr's Circle app icon

    Mohr's Circle

    Joel Hobbs

    Calculate stress

    Calculates 2D plane stress solutions. Determines max and min stress, max shear stress, average stress, and principal stress plane angle. Displays normal stress at arbitrary angles. Allows users to verify diagram accuracy and perform stress analysis.

    ★ 3.33 ratingsUtilities$5.99Data updated 2026-09-08
  4. PixelGriddle app icon

    PixelGriddle

    Splasm Software, Inc.

    Generate pixel grids for projects.

    The app generates pixel grids for graphics applications. Users can customize grid size, origin, line colors, opacity, and style.

    ★ 0.00 ratingsGraphics & Design$1.99Data updated 2026-09-17

How we rank alternatives

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