# Dev Calc Pro (Hex Dec Oct Bin) vs Geometric Calculator X

The clearest difference is rating: Dev Calc Pro (Hex Dec Oct Bin) at 3.5 against Geometric Calculator X's 2.0. Geometric Calculator X's advantage is update cadence (every 2 months vs every 7 months) and price ($1.99 vs $2.99). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

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

Dev Calc Pro (Hex Dec Oct Bin) holds the better App Store score, 3.5 against 2.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 43% of Dev Calc Pro (Hex Dec Oct Bin)'s written reviews are positive against 40% of Geometric Calculator X's.

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

## The numbers

| Metric | Dev Calc Pro (Hex Dec Oct Bin) | Geometric Calculator X |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/dev-calc-pro-hex-dec-oct-bin/id638232609/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/geometric-calculator-x/id1073406018/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | **42.9% of reviews** | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Paid | Paid |
| Size | 6 MB | 31 MB |
| Requires iOS | 8.0 | 8.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [QQ TSUBASA](https://appshunter.io/developer/568750169) | [Yoshiaki Onishi](https://appshunter.io/developer/852893746) |

## 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


### Geometric Calculator X

[App page](https://appshunter.io/ios/app/geometric-calculator-x/id1073406018)

Easily calculate area and volume for various geometric shapes without needing to recall formulas. Input side lengths and heights to get instant results for shapes like triangles, parallelepipeds, and spheres. Supports multiple angle measurement units.

**Highlights:** Calculate area and volume, Supports various geometric shapes, Input side lengths and heights, Provides formulas for some shapes, Multiple angle units (degrees, radians), Diagrams of shapes shown

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

**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 Geometric Calculator X free?

Geometric Calculator X costs $1.99, with no in-app purchases.

### Which has better reviews, Dev Calc Pro (Hex Dec Oct Bin) or Geometric Calculator X?

Dev Calc Pro (Hex Dec Oct Bin) is rated higher. Dev Calc Pro (Hex Dec Oct Bin) averages 3.5 out of 5 from 2 ratings, while Geometric Calculator X averages 2.0 from 1 ratings.

### Do Dev Calc Pro (Hex Dec Oct Bin) or Geometric Calculator X have ads?

Neither Dev Calc Pro (Hex Dec Oct Bin) nor Geometric Calculator X shows ads.

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

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