# CapCalc - Build a custom calculator

> A customizable calculator app for creating personalized calculation tools. (iPhone/iPad app by Mark Disler.)

- Source: https://appshunter.io/ios/app/capcalc-build-a-custom-calculator/id997128420 (this page in markdown: same URL + `.md`)
- Developer: [Mark Disler](https://appshunter.io/developer/1139012496)
- Category: Utilities, Productivity
- Price: Free
- Rating: 5.00/5 from 2 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 8.1 · 2 MB
- Languages: American English
- Released: 2015-07-02
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/capcalc-build-a-custom-calculator/id997128420/reviews.md

## What is CapCalc?

CapCalc is a calculator that you can customize to your liking.

Make a calculator
- Start with a blank layout or a pre-made one
- Arrange buttons where you want them
- Color the buttons individually from 36 color options
- Resize the buttons

Save it for later
- Name your calculator layout
- Select any one of your saved layouts

Other features
- Radian and degree support
- Switch between "light" or "dark" mode
- Includes trigonometry functions
- Evaluates complex expressions

NEW! Supports 3D Touch!

## Key features

- Customizable button layout
- Individual button coloring
- Button resizing
- Save and load custom layouts
- Trigonometry functions
- Complex expression evaluation
- Light/dark mode support

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/capcalc-build-a-custom-calculator/id997128420/reviews.md

### 5/5 — Awesome!!

*2015-08-02*

Easy to use and convenient!

### 5/5 — Fantastic calculator!

*2015-07-03*

Makes everything more convenient! Much better than the default calculator app

## Frequently asked questions about CapCalc

### What makes CapCalc unique?

CapCalc allows you to build and save your own custom calculator layouts. You can arrange buttons, resize them, and even color them individually from 36 options, offering a highly personalized experience.

### Does CapCalc support advanced math functions?

Yes, CapCalc includes trigonometry functions and supports both radians and degrees. It can also evaluate complex expressions, making it suitable for more than just basic calculations.

### Can I save my custom calculator designs?

Absolutely. You can name and save any calculator layout you create. This allows you to easily switch between different custom calculators for various needs.

### What devices is CapCalc available on?

CapCalc is available for iPhone and iPod devices. It was last updated on April 24, 2016, with version 1.2.

### Is CapCalc free to use?

Yes, CapCalc is completely free to download and use. There are no in-app purchases or advertisements.

### Does CapCalc have a dark mode?

Yes, CapCalc offers a dark mode option, allowing you to switch between light and dark themes for a more comfortable viewing experience.

### What is the age rating for CapCalc?

CapCalc has an age rating of 4+, making it suitable for a wide range of users. It was first released on July 2, 2015.

### Does CapCalc support 3D Touch?

Yes, the latest version of CapCalc includes support for 3D Touch, adding an extra layer of interaction for compatible devices.

## Version history (last 3 releases)

### 1.2 — 2016-04-24

This app has been updated by Apple to display the Apple Watch app icon.

+ Bug fixes
+ Now supports 3D Touch! Press hard on a button to activate its secondary function.

### 1.1 — 2015-11-14

-Centered splash screen for all devices… that was embarrassing.
-A small tutorial now launches on first run of the app.
-Fixed bug where a button would get stuck down if the quick bar was opened before button release
-Huge parser optimizations that fix a ton of calculation problems including error detection, negative exponents, scientific notation, and more!
-New functions added including average, median, factorial, and rounding.  These functions will appear in the button list to add to your custom layouts.  A comma will be needed to allow separation of data for stat functions.  It can be found in the button list as well.
-Quick bar buttons now have captions so you know what they are!
-Moved feature to clear customizations on a button into the button edit mode.
-Button can show its alternate function in the corner.  This feature can be toggled in the settings menu that can be accessed in the quick bar.
-Settings menu has been slightly redesigned.
-About menu has been redesigned as well.
-Fixed bug in layout switcher where the left and right buttons would remain grayed out even after selecting a layout in the middle of the list.

### 1.0 — 2015-07-02

No release notes.

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## More apps by Mark Disler

- [MathCruncher](https://appshunter.io/ios/app/mathcruncher/id954637577)
- [CapCalc 2](https://appshunter.io/ios/app/capcalc-2/id1534628235)
- [FieldConcepts](https://appshunter.io/ios/app/fieldconcepts/id1640592189)

All apps by Mark Disler: https://appshunter.io/developer/1139012496

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*