Apps Like 定規(Ruler) for iPhone and iPad
Measure accurately in mm and inch
Measure device dimensions with a ruler tool that displays millimeters and inches. Tap to mark start and end points. Switch between metric and imperial units. Share measurement results directly.
定規(Ruler) screenshots
Ranked alternatives
Showing 301–320 of 1,000 ranked alternatives.



Height Converter
Anna Filobok
Convert heights between feet, centimeters, and meters
Convert heights between Feet, Centimetre, Inch, Meter, and Millimetre. Input a value and select the unit to convert. Display results instantly without needing additional calculations.


arDef
ANALYTIC SERVICES LTD
Measure dimensions, angles, and distances with AR
Measure dimensions, angles, and distances using augmented reality. Tap the camera to scan objects and receive precise measurements. Save and share measurement data. Sync with other devices for collaborative projects.

Compass Map Barometer
SHIGETO TAKAGI
Navigate with magnetic or true north
A that displays magnetic and true north. Switch between modes. Rotate map for directional reference. Includes for altitude measurement on compatible devices.

PPI Calc - PPI Calculator
Fausto Ristagno
Calculate PPI, aspect ratio, and screen dimensions
Calculate PPI, aspect ratio, and screen dimensions in inches or centimeters. Measure height, width, and area of any screen. Access a list of standard resolutions and common devices to preset data quickly.

Workman's Calculator Pro
Bret Hardman
Calculate measurements in feet, inches, and meters
Calculate measurements using feet, inches, yards, meters, and regular numbers simultaneously. Input fractions by selecting a numerator and denominator. Convert between units and perform calculations for construction tasks.

Powerlift – Barbell Calculator
Glasshouse Studio, LLC
Calculate weights and track lifts
Calculate and collar weights for lifts. Adjust custom weights to vary workouts. Switch between imperial and metric units. Use dark mode to reduce eye strain during training sessions.

GPS Field Area Measurement
Stephen Kuyper
Measure land , distance, and perimeter
Measure land , distance, and perimeter using real-time GPS. Mark points on a map to calculate fields, plots, and paths. Switch between and distance modes. Supports units like acres, hectares, and square feet. Save and export data.

iUniform ASU - Builds Your Army Service Uniform
John Rudio
Build and display Army Service Uniforms.
The app displays Army Service Uniform measurements and spacing details. It supports current AR 670-1 and DA PAM 670-1 updates and allows users to save and share uniform setups.

Flight Computer Sim
Diego Rodrigues
Calculate data with precision
A utility simulates an E6B slide ruler for aircraft pilots. Perform conversions, wind corrections for low and high speed. Rotate, slide, and pinch zoom for precise control. Includes three calculation modes.

Barometer - Air Pressure
LionsApp di Nallbati Elton
Track , locate your position, view forecast
Monitor atmospheric using the device's sensor. Display current location and air . Show weather conditions based on readings. Allow manual input for calibration. Track changes over time.

Land Distance Area Calculator
Nalin Savaliya
Measure and on maps
Calculate distances and areas using GPS coordinates. Place markers on a map to measure distances between points or total of a route. Delete markers by tapping them. Export results for further use.

Protractor Measuring Angle
Nergis Sadiklar
Measure angles with a digital
Measure angles using your iOS device's camera and sensor. Adjust and calibrate measurements. Save and share readings. Display measurements in degrees, radians, or gradians. Switch between horizontal and vertical modes.

Decibel Meter-Noise monitoring
Mirarobot Science & Technology Co., Ltd.
Measure noise, track decibels, generate reports
Measure ambient noise levels in real time and save data locally. Generate visual reports from collected data. Record noise changes with camera forensics.

Speed Test+ -HW Test,Toolbox
哲 魏
Monitor device info and system activity
Phone Usage displays device hardware details and activity. Monitor CPU frequency, memory usage, and network . View Wi-Fi hotspot info and carrier data. Track real-time system performance and resource consumption.

QuiltingCalc
Handmade Interactive LLC
Convert yards to inches and meters
Quilting calculators help convert units between yards and inches, meters and centimeters. Determine fabric needed for backing, batting, and borders. Calculate rectangular pieces from larger fabric.

Length Converter
Anna Filobok
Convert lengths between feet, inches, meters,
Convert lengths between Feet, Inch, Meter, Decimeter, Centimeter, and Millimeter. Enter a value and select units to switch. Save frequently used conversions for quick access.

How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.