SI Converter app icon

Apps Like SI Converter for iPhone and iPad

by Ramon A. Marchante Castellanos★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06

SI Converter screenshots

Ranked alternatives

Showing 81–100 of 1,000 ranked alternatives.

  1. Measure Pro app icon

    Measure Pro

    Sarah Ragab

    Photos, add notes, organize files

    Allows users to import photos from the camera or photo library. They can zoom in for precision, add arrows, angles, and text, and store dimensions.

    ★ 4.213 ratingsProductivityFreeData updated 2026-09-08
  2. FieldCalc - GPS Area Measure app icon

    FieldCalc - GPS Area Measure

    Pravin Gondaliya

    Land and calculate distances with GPS

    Land and distances using GPS by marking points on a map. Calculate field size, plot dimensions, and property boundaries. Save and share measurement data. Sync with other devices for accurate field surveys.

    ★ 4.510,243 ratingsUtilitiesFreeData updated 2026-09-12
  1. House Squarer app icon

    House Squarer

    Armchair Engineering

    Measure spaces and convert units

    Calculate floor area with customizable input and output units. Choose decimal precision. Add or remove rooms using "+" or swipe. Convert measurements between metric and imperial systems.

    ★ 4.232 ratingsUtilitiesFreeData updated 2026-09-10
  2. Speedometer – How Fast Am I? app icon

    Speedometer – How Fast Am I?

    Marcel Kraus

    Track speed and location in real time

    Display current speed and location using GPS. Switch between units like mph, km/h, m/s, knots, and min./500m. No ads or in- purchases. Requires careful use while driving.

    ★ 4.72,191 ratingsNavigationFreeData updated 2026-09-14
  3. Block Calculator Plus app icon

    Block Calculator Plus

    Calc Hub, LLC

    Estimate blocks and bricks for walls

    Calculate materials for and brickwork projects. Estimate blocks, bricks, mortar, concrete, and gravel needed. Input wall dimensions in various units. Use calculators for area, volume, and retaining walls.

    ★ 4.8956 ratingsUtilitiesFreeData updated 2026-09-22
  4. Unit Converters in ft lb oz app icon

    Unit Converters in ft lb oz

    SHIGETO TAKAGI

    Convert units with simple input

    Convert temperature, speed, length, weight, and capacity units. Input numbers to get instant results.

    ★ 4.6130 ratingsProductivityFreeData updated 2026-09-08
  5. Construction Calculator Master app icon

    Construction Calculator Master

    Uncaught Exception Inc.

    Calculate and visualize projects

    Perform calculations with math functions and trigonometry. Switch between units like feet, inches, yards, and metric. Visualize measurements and fractions. Track projects with customizable templates. Export results in various formats.

    ★ 4.3433 ratingsUtilitiesFreeData updated 2026-09-06
  6. Converter (unit conversions) app icon

    Converter (unit conversions)

    Brent Royal-Gordon

    Converts units with precision and ease

    The app simplifies unit conversions across multiple categories. It provides a user-friendly interface for everyday use and includes optional currency conversion features.

    ★ 4.71,985 ratingsUtilitiesFreeData updated 2026-09-09
  7. Square Yards Calculator app icon

    Square Yards Calculator

    Anna Filobok

    Convert units, calculate area instantly

    Calculate area by entering width and length in centimeters, meters, inches, feet, or . Convert between imperial and metric units in real time. Output results in centimeters, meters, feet, or .

    ★ 5.06 ratingsUtilities$1.99Data updated 2026-09-06
  8. Round Photo app icon

    Round Photo

    Vitalij Schaefer

    Create photos and share them

    Create photos by setting diameter in pixels, millimeters, centimeters, or inches. Import or capture photos, zoom, and move images. Edit with filters, focus, effects, and text. Adjust colored borders. Save, print, email, or share the final image.

    ★ 4.82,830 ratingsPhoto & VideoFreeData updated 2026-09-15
  9. Square Footage Calculator + app icon

    Square Footage Calculator +

    Phan Nhat Đang

    Calculate area and estimate material costs

    Calculate area for , rectangular, triangular, circular, trapezoidal, or elliptical spaces. Input dimensions to get feet, meters, or yards. Estimate material costs based on price per 100 units. Export results for project planning.

    ★ 4.5293 ratingsUtilitiesFreeData updated 2026-09-21
  10. Simple Unit Convert Pro app icon

    Simple Unit Convert Pro

    Annika Gadman

    Units between Fahrenheit and Celsius

    Units between Fahrenheit and Celsius, miles per hour and kilometers per hour, miles and kilometers, feet and meters, square feet and square meters, pounds and kilograms, cups and deciliters, and fluid ounces to milliliters.

    ★ 5.04 ratingsUtilitiesFreeData updated 2026-09-06
  11. The Tape Measure & 3D Scanner app icon

    The Tape Measure & 3D Scanner

    AppFusion OU

    Objects with AR precision

    Objects using augmented reality to determine length, height, and area. Align the phone's camera with the object and tap to get precise measurements. Share results via email or messaging apps.

    ★ 4.43,477 ratingsUtilitiesFreeData updated 2026-09-06
  12. AB Converter app icon

    AB Converter

    RockCat Studio Limited

    Convert units across 12 categories

    Convert units across 12 categories including length, area, and weight. Switch between millimeters, inches, miles, and other units.

    ★ 2.52 ratingsUtilitiesFreeData updated 2026-09-08
  13. Units Converter Easy app icon

    Units Converter Easy

    Arnau Egea

    Convert across systems and categories

    Convert across distance, area, volume, weight, speed, temperature, power, energy, and fuel consumption. Switch between metric, imperial, and other regional systems. Convert height in centimeters to feet and inches.

    ★ 4.04 ratingsUtilitiesFreeData updated 2026-09-19
  14. Sporty's E6B Flight Computer app icon

    Sporty's E6B Flight Computer

    Sporty's Pilot Shop

    Calculate data and track position

    Calculate -related conversions, fuel consumption, and navigation metrics. Perform arithmetic operations and unit conversions. Track time, distance, and speed. Sync with Apple Watch for real-time updates.

    ★ 4.95,389 ratingsNavigation$9.99Data updated 2026-11-13

How we rank alternatives

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