Protractor+ app icon

Apps Like Protractor+ for iPhone and iPad

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.

by Tue Nguyen Minh★ 4.110,412 ratingsUtilitiesFreeData updated 2026-09-08

Protractor+ screenshots

Ranked alternatives

Showing 481–500 of 1,000 ranked alternatives.

  1. Vertical Check Camera app icon

    Vertical Check Camera

    Hiroyuki KATOH

    Tilt with a virtual grid wall

    If objects are using a virtual grid overlay. Align items with the grid lines for accuracy. No need to touch the device to the object. Works for distant objects and surfaces.

    ★ 4.512 ratingsPhoto & VideoFreeData updated 2026-09-09
  2. My GPS Area Calculator app icon

    My GPS Area Calculator

    MYSTIC MOBILE APPS LLC

    Measure spaces with GPS or manual points

    Measure areas using GPS or manual map points for accurate calculations. Switch between and distance modes. Save measurements for later access. Use compass navigation for directional guidance.

    ★ 4.510 ratingsNavigationFreeData updated 2026-09-06
  1. Drafting Utility :TriangleCalc app icon

    Drafting Utility :TriangleCalc

    Masaharu Tsukamoto

    Calculate triangle sides and angles

    TriangleCalc calculates triangle side lengths and angles by entering two values. Automatically computes remaining sides and angles. Displays results in clear numerical format. Supports basic trigonometric calculations for triangles.

    ★ 0.00 ratingsProductivityFreeData updated 2026-09-06
  2. Leafscan app icon

    Leafscan

    Carlos Anderson

    Capture leaf images, measure area, export data

    Measure leaf surface area with high accuracy using a mobile device. Log measurements and export data as CSV. Share files via AirDrop, email, or other methods. Requires a white background with reference markers.

    ★ 5.06 ratingsProductivity$19.99Data updated 2026-09-18
  3. Retail Ready Social app icon

    Retail Ready Social

    FULLTHROTTLE TECHNOLOGIES, LLC

    Upload content, organize media, track performance

    Upload videos and photos for media. Organize content in one place. Generate detailed reports to track engagement. Access exclusive analytics to measure impact. Manage strategy efficiently.

    ★ 4.17 ratingsUtilitiesFreeData updated 2026-09-06
  4. Giri -The RPM Checker- app icon

    Giri -The RPM Checker-

    Natural Style Co. Ltd.

    Measure motor rotational speed easily.

    The app measures rotational speed for motors, like those in model cars. It includes features for noise removal, speed conversion, and memos.

    ★ 3.113 ratingsUtilitiesFreeData updated 2026-10-31
  5. TempoPerfect app icon

    TempoPerfect

    NCH Software

    Maintain a clear and precise beat

    The app provides metronome software for maintaining a clear beat. Musicians can set beats per minute and subdivide patterns to hear triplets or accent the first beat in a measure.

    ★ 4.115 ratingsMusicFreeData updated 2026-09-14
  6. Japan Weather forecast app icon

    Japan Weather forecast

    ID Mobile SA

    Real-time weather forecasts for Japan.

    The app provides weather forecasts for Japan, updated in real time. It includes details on sunshine, precipitation, temperature, wind, and snowfall limits for 10 days.

    ★ 4.714 ratingsWeatherFreeData updated 2026-10-03
  7. 3D Lidar Scanner: Room Planner app icon

    3D Lidar Scanner: Room Planner

    BELKALABS PTE. LTD.

    Measure rooms, create plans, scan spaces

    Use and AR to scan rooms and create 3D floor plans with precise measurements. Measure distances, heights, and lengths in real time. ccurate layouts for planning furniture or renovations.

    ★ 5.08 ratingsUtilitiesFreeData updated 2026-09-06
  8. Altimeter Pro - Altitude & Map app icon

    Altimeter Pro - Altitude & Map

    海英 王

    Measure , track air pressure, customize themes

    Measure in real time using GPS and sensor data with less than 3-meter error. Track air pressure and oxygen concentration. Customize themes for personalized backgrounds.

    ★ 4.418 ratingsUtilitiesFreeData updated 2026-09-06
  9. 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

How we rank alternatives

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