# Customizable calculator vs RealCalc

The clearest difference is iOS requirement: Customizable calculator at 13.0 against RealCalc's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Customizable calculator | RealCalc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 days | — |
| Size | 202 MB | 29 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hisashi Yoshizawa](https://appshunter.io/developer/1770019728) | [Shuhei Fujimi](https://appshunter.io/developer/1791454076) |

## What reviewers say

### Customizable calculator

[App page](https://appshunter.io/ios/app/customizable-calculator/id6740001661)

**In-app purchases:** none


### RealCalc

[App page](https://appshunter.io/ios/app/realcalc/id6740754665)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Customizable calculator free?

Customizable calculator is free to download, with no in-app purchases.

### Is RealCalc free?

RealCalc is free to download, with no in-app purchases.

### Do Customizable calculator or RealCalc have ads?

Both Customizable calculator and RealCalc show ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*