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Best Railing Calculator App

219+ iOS apps curated and reviewed

4.7 avg rating
17 free apps
Updated June 2026

Out of 219+ railing calculator app apps on iOS, 17 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Top Picks for Railing Calculator App

Concrete Calculator Plus#1

Concrete Calculator Plus by Calc Hub, LLC

by Inch Calculator
Editor's Choice
🔧 Utilities
4.8😊(21K ratings)
FreeAds
Concrete Calculator Plus screenshot 1
Concrete Calculator Plus screenshot 2
Concrete Calculator Plus screenshot 3
Concrete Calculator Plus screenshot 4
Concrete Calculator Plus screenshot 5
Concrete Calculator Plus screenshot 6

Estimate concrete quantities with ease using 15 free calculators available in the app for various construction projects such as slabs, walls, and columns. Input dimensions in different units and receive results in both US customary and metric measurements. Access these trusted calculators by visiting www.inchcalculator.com.

What We Love

  • 🚀 Easy to use
  • 🚀 Accurate calculations
  • 🚀 Convenient for on-the-go use
  • 🚀 Helpful for various projects

Room to Improve

  • 🔍 Limited features (no cost calculation, no 50 lb bag option)
  • 📱 Issues with display on some devices
Calculator 3.0#2

Calculator 3.0 by Spencer Brown

Calculations Simplified
Strong Contender
🔧 Utilities
4.7😊(3.5K ratings)
FreeIn-App Purchases
Calculator 3.0 screenshot 1
Calculator 3.0 screenshot 2
Calculator 3.0 screenshot 3
Calculator 3.0 screenshot 4

A versatile and user-friendly calculator application for Apple devices, featuring themes, haptic feedback, tip calculation, unit conversion, and more. Simplify your calculations with Calculator 3.0 - available now for free on Apple Watch, iPhone, iPad, and iMessage!

What We Love

  • 👍 Easy to use
  • 🚀 Smooth performance
  • 💡 Useful features (tip calculator, unit converter, tally counter)
  • 🎨 Customizable colors/themes

Room to Improve

  • 🐛 Memory function issues
  • 🔊 Loud button click sounds
  • 🔍 Cropped display on iPad
Baluster Calculator Elite#3

Baluster Calculator Elite by Cyberprodigy LLC

Spindle and Railing Calculator
Worth Considering
🔧 Utilities
4.9(307 ratings)
$8.99
Baluster Calculator Elite screenshot 1
Baluster Calculator Elite screenshot 2
Baluster Calculator Elite screenshot 3
Baluster Calculator Elite screenshot 4
Baluster Calculator Elite screenshot 5
Baluster Calculator Elite screenshot 6

This calculator simplifies solving baluster spacing measurements for handrails, allowing users to easily determine the number of balusters, spacing, and measurements for marking centers, for both flat and stair railings. Try it out to accurately calculate baluster spacing and make your railing projects a breeze!

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4
Basic Calculator+
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Calculator - Simple & Basic
Calculator - Simple & Basic
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Calculator - Free Calculator
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OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
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PCalc Lite is the ideal calculator app for scientists, engineers, students, and programmers offering RPN mode, multi-line display, unit conversions, constants, and more. Try it for free on your iPad and upgrade for additional features or themes. Also available on Apple Watch for on-the-go calculations.

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Feet and Inches Calculator
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Perfect Construction Calc!
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Calculate measurements with ease using this construction calculator designed for quick and accurate results. Perfect for all your project needs – download now and simplify your work!

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Big Button Calculator Pro Lite
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Experience the ultimate iOS calculator with big buttons, dual-line display, 18 color themes, and multi-line input for complex equations. Includes convenient gestures like swipe to backspace and clear. Perfect for all your calculating needs!

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A versatile and customizable calculator app offering basic and scientific functions, memory features, history tape, and various layout options. Users can personalize their color themes, access scientific functions, and easily perform complex calculations, all with ad-supported convenience. Explore the app now for a powerful and user-friendly calculation experience!

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Builder's Helper MAX
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Get the ultimate construction calculator app for all your building needs. Streamline your projects with advanced features and intuitive design. Boost your construction efficiency now!

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A modern graphing calculator application designed for iPhone users, offering fast and interactive touch-screen graphing with intuitive features and intelligent error messages. Created by individuals who found existing graphing calculator apps lacking, it is continually improved with feedback from students. Visit the app's website for Privacy Policy and Terms of Use.

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Calcbot 2 is an intelligent calculator and unit converter with a history tape, expression view, intuitive conversion, and more features. Easily save and refer to calculations, view everything you've typed, convert units, access scientific functions, and round results - all in one app.

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A fully customizable calculator app with basic and scientific functions, memory features, and a history tape. Design your own color theme, access scientific functions, and enjoy convenient gestures for a seamless calculation experience. Download now for efficient and personalized calculations on-the-go!

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