# Developer Calc Hex Dec Oct Bin vs CompSci Calculator

The clearest difference is update cadence: CompSci Calculator at every 3 days against Developer Calc Hex Dec Oct Bin's every 5 months. CompSci Calculator also leads on rating (4.4 vs 4.1). Developer Calc Hex Dec Oct Bin's advantage is review sentiment (76% vs 63%). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

CompSci Calculator holds the better App Store score, 4.4 against 4.1. Both are backed by a comparable volume of ratings — 15 and 42 respectively. Written reviews complicate that: 76% of Developer Calc Hex Dec Oct Bin's written reviews are positive against 63% of CompSci Calculator's, so the app with the better star average is not the one people write more warmly about.

Developer Calc Hex Dec Oct Bin ships an update every 5 months, CompSci Calculator every 3 days. The most recent releases landed on October 6, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Developer Calc Hex Dec Oct Bin | CompSci Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (15 ratings)](https://appshunter.io/ios/app/developer-calc-hex-dec-oct-bin/id568750126/reviews) | **[4.4 (42 ratings)](https://appshunter.io/ios/app/compsci-calculator/id1111878012/reviews)** |
| Number of ratings | 15 | **42** |
| Positive reviews | **76.3% of reviews** | 62.5% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 5 months | **Every 3 days** |
| Monetization | Ad-supported | Ad-supported |
| Size | 4 MB | 55 MB |
| Requires iOS | **9.0** | 10.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [QQ TSUBASA](https://appshunter.io/developer/568750169) | [Corey Smith](https://appshunter.io/developer/1070099434) |

## What reviewers say

### Developer Calc Hex Dec Oct Bin

[App page](https://appshunter.io/ios/app/developer-calc-hex-dec-oct-bin/id568750126)

This app converts numbers between binary, octal, decimal, and hexadecimal bases on a single screen. It also displays color hex codes and RGB values simultaneously. It's designed for developers needing quick base conversions and color code referencing.

**Highlights:** Binary, octal, decimal, hexadecimal conversion, Color hex code and RGB display, Large 19-digit decimal display, Conversion reset toggle, Maximum and minimum value display

**Features:** macOS Compatibility

**In-app purchases:** none


### CompSci Calculator

[App page](https://appshunter.io/ios/app/compsci-calculator/id1111878012)

Perform calculations and conversions between decimal, hexadecimal, and binary bases in real-time. Ideal for programmers and computer scientists, it offers simultaneous display of values across all three modes and supports bitwise operations and complements.

**Highlights:** Decimal, hexadecimal, and binary base calculations, Real-time simultaneous conversion, Basic algebra between bases, Selectable bit size (8, 16, 24, 32), Bitwise functions, 1's and 2's complements

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

**In-app purchases:** none


## Frequently asked questions

### Is Developer Calc Hex Dec Oct Bin free?

Developer Calc Hex Dec Oct Bin is free to download, with no in-app purchases.

### Is CompSci Calculator free?

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

### Which has better reviews, Developer Calc Hex Dec Oct Bin or CompSci Calculator?

CompSci Calculator is rated higher. Developer Calc Hex Dec Oct Bin averages 4.1 out of 5 from 15 ratings, while CompSci Calculator averages 4.4 from 42 ratings.

### Do Developer Calc Hex Dec Oct Bin or CompSci Calculator have ads?

Both Developer Calc Hex Dec Oct Bin and CompSci Calculator show ads.

### Which is updated more often, Developer Calc Hex Dec Oct Bin or CompSci Calculator?

Developer Calc Hex Dec Oct Bin ships an update every 5 months, and CompSci Calculator every 3 days. Most recently, Developer Calc Hex Dec Oct Bin was updated on October 6, 2026 and CompSci Calculator on September 24, 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.*