Easily convert distances between any scales for projects like architecture and model building. Input your measurements and desired scale to instantly calculate scaled distances.



232+ iOS apps curated and reviewed
Whether you're new to scale calculator or looking for an upgrade, our curated collection of 232+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.



Easily convert distances between any scales for projects like architecture and model building. Input your measurements and desired scale to instantly calculate scaled distances.






This app allows users to measure printed architectural and engineering drawings directly on their device. It supports both known and unknown scales, offering fixed and variable scale options for precise measurements. Users can also select secondary units for quick conversions.

This tool instantly converts measurements between U.S. Customary and Metric units for any modeling scale. It's designed to be fast, easy, and efficient for all types of scale modelers.


This utility app facilitates weight conversions between Metric, Gross, and Net tons. It also allows for the calculation of price rates based on weight and other related calculations.


This app offers a comprehensive suite of 10 powerful calculators and 10 financial worksheets, designed to handle everything from basic arithmetic to complex scientific and financial calculations. It includes features like unit conversion, currency exchange, graphing, and statistical analysis, making it a versatile tool for students and professionals.


Easily convert measurements between metric and imperial units for scale models. Adjust ratios with a slider to see scaled-up or scaled-down comparisons.


This app displays various measurement scales for length, including meters and inches. It allows users to set magnification ratios and reduced scales for different applications. Users can calibrate the ruler and adjust PPI settings for accurate measurements.


This tool simplifies scaling and unit conversions for creators. It offers a vast library of scales and units, allowing for seamless adjustments and precise calculations. Customize the interface to match your workflow and focus on your projects.


This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.


Calculate and track your Body Mass Index (BMI) with this user-friendly app. It provides personalized health insights, ideal weight recommendations, and supports various units and classification systems. Monitor your weight journey and understand health risks.


This app offers a comprehensive suite of calculation tools, including basic, scientific, and unit conversion functions. It features an AI-powered math solver that can solve problems from photos and a dedicated math notes section for jotting down equations and diagrams. Accessibility options like dynamic text size and VoiceOver support are also included.


Perform complex calculations directly on a visual tape measure. Easily add, subtract, multiply, and divide measurements, mixing decimals and fractions. Get results in inches, feet, and centimeters, in both decimal and fractional formats, saving time and preventing errors.


Create detailed floor plans and visualize your home designs in real-time 3D. This app offers tools for interior design, landscape planning, and renovation projects, allowing you to experiment with layouts, materials, and furniture before making real-world decisions. It supports architecture and construction-ready output for professional use.


Perform common conversions for length, area, volume, angle, and scales with a modern, efficient interface. Save your preferences and access a history of calculations for quick retrieval. Customize the app's appearance to suit your style.


This app offers a user-friendly calculator with large buttons and extensive customization options. It features a dual-line display to see input and results simultaneously, saves your calculation history, and provides full scientific functions. Personalize layouts, themes, and even button symbols to suit your needs.


Transform your phone into a digital scale using AI. Simply take a photo of an object, and the app will instantly estimate its weight in grams. It's a convenient, portable tool for quick measurements on the go.


This utility app helps you calculate and scale screen resolutions based on aspect ratios. Save and manage your frequently used resolutions for easy access. Sync your presets across Apple devices.


This multi-function calculator offers basic to advanced scientific and algebraic computations. It includes features like handwriting recognition, equation solvers, and 2D graphing, making it suitable for students and professionals. In-app purchases unlock advanced capabilities.


This app provides medical professionals with a comprehensive collection of formulas, scores, and classifications. It offers quick access to essential medical calculations with detailed background information and high-quality images. Users can easily search, store favorites, and switch between US and SI units.


This app offers a clean and intuitive interface for both basic arithmetic and advanced scientific calculations. It includes a history tape to review past computations and supports various mathematical operations, making it suitable for everyday use and complex problem-solving.