# What The HEX! vs Numeric Correction Calculator

The clearest difference is ads: What The HEX! at none against Numeric Correction Calculator's shown. Numeric Correction Calculator's advantage is update cadence (fortnightly vs every 35 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

What The HEX! ships an update every 35 months, Numeric Correction Calculator fortnightly. The most recent releases landed on June 10, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | What The HEX! | Numeric Correction Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/what-the-hex/id1087634058/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 35 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 1 MB | 9 MB |
| Requires iOS | **15.0** | 15.4 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bayta Industries LLC](https://appshunter.io/developer/403903641) | [Nobuyuki Kumakura](https://appshunter.io/developer/1529070760) |

## What reviewers say

### What The HEX!

[App page](https://appshunter.io/ios/app/what-the-hex/id1087634058)

This utility tool allows for rapid conversion between integer and hexadecimal number formats. It is designed for ease of use and quick operation in either direction. The application is readily available and free to download.

**Highlights:** Integer to hexadecimal conversion, Hexadecimal to integer conversion, Quick and easy to use, Free to download, Supports iPhone and iPod

**In-app purchases:** none


### Numeric Correction Calculator

[App page](https://appshunter.io/ios/app/numeric-correction-calculator/id6449193336)

**In-app purchases:** none


## Frequently asked questions

### Is What The HEX! free?

What The HEX! is free to download, with no in-app purchases.

### Is Numeric Correction Calculator free?

Numeric Correction Calculator is free to download, with no in-app purchases.

### Do What The HEX! or Numeric Correction Calculator have ads?

Numeric Correction Calculator shows ads; What The HEX! does not.

### Which is updated more often, What The HEX! or Numeric Correction Calculator?

What The HEX! ships an update every 35 months, and Numeric Correction Calculator fortnightly. Most recently, What The HEX! was updated on June 10, 2026 and Numeric Correction Calculator on September 7, 2026.

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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.*