# Dev Calc Pro (Hex Dec Oct Bin) vs Hexadecimal Calc

The clearest difference is update cadence: Dev Calc Pro (Hex Dec Oct Bin) at every 7 months against Hexadecimal Calc's every 21 months. Dev Calc Pro (Hex Dec Oct Bin) also leads on iOS requirement (8.0 vs 12.1). Hexadecimal Calc's advantage is price ($1.99 vs $2.99). On ads, in-app purchases and device support there is nothing between them.

Dev Calc Pro (Hex Dec Oct Bin) costs $2.99 and Hexadecimal Calc $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Dev Calc Pro (Hex Dec Oct Bin) ships an update every 7 months, Hexadecimal Calc every 21 months. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Dev Calc Pro (Hex Dec Oct Bin) | Hexadecimal Calc |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/dev-calc-pro-hex-dec-oct-bin/id638232609/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 21 months |
| Monetization | Paid | — |
| Size | 6 MB | 8 MB |
| Requires iOS | **8.0** | 12.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [QQ TSUBASA](https://appshunter.io/developer/568750169) | [ViPrak Web Solutions](https://appshunter.io/developer/426374340) |

## What reviewers say

### Dev Calc Pro (Hex Dec Oct Bin)

[App page](https://appshunter.io/ios/app/dev-calc-pro-hex-dec-oct-bin/id638232609)

This app converts numbers between binary, octal, decimal, and hexadecimal bases on a single screen. It also displays color hex codes and RGB values. It is designed for developers and does not include scientific or unit conversion functions.

**Highlights:** Binary, octal, decimal, hexadecimal conversion, Color hex code and RGB display, Large 19-digit decimal display, Conversion reset toggle, No ads (Pro Version)

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

**In-app purchases:** none


### Hexadecimal Calc

[App page](https://appshunter.io/ios/app/hexadecimal-calc/id1578430546)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dev Calc Pro (Hex Dec Oct Bin) free?

Dev Calc Pro (Hex Dec Oct Bin) costs $2.99, with no in-app purchases.

### Is Hexadecimal Calc free?

Hexadecimal Calc costs $1.99, with no in-app purchases.

### Do Dev Calc Pro (Hex Dec Oct Bin) or Hexadecimal Calc have ads?

Neither Dev Calc Pro (Hex Dec Oct Bin) nor Hexadecimal Calc shows ads.

### Which is updated more often, Dev Calc Pro (Hex Dec Oct Bin) or Hexadecimal Calc?

Dev Calc Pro (Hex Dec Oct Bin) ships an update every 7 months, and Hexadecimal Calc every 21 months. Most recently, Dev Calc Pro (Hex Dec Oct Bin) was updated on October 6, 2026 and Hexadecimal Calc on October 2, 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.*