# NerdCalc vs Developer Calc Hex Dec Oct Bin

The clearest difference is rating: NerdCalc at 4.8 against Developer Calc Hex Dec Oct Bin's 4.1. NerdCalc also leads on ads (none vs shown) and ratings volume (183 vs 15). Developer Calc Hex Dec Oct Bin's advantage is update cadence (every 5 months vs every 19 months) and device support (3 vs 1). On price, review sentiment 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.

NerdCalc holds the better App Store score, 4.8 against 4.1. That said, the two scores are not equally well evidenced: NerdCalc has 183 ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 83% of NerdCalc's written reviews are positive against 76% of Developer Calc Hex Dec Oct Bin's.

NerdCalc ships an update every 19 months, Developer Calc Hex Dec Oct Bin every 5 months. The most recent releases landed on September 13, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | NerdCalc | Developer Calc Hex Dec Oct Bin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (183 ratings)](https://appshunter.io/ios/app/nerdcalc/id432781819/reviews)** | [4.1 (15 ratings)](https://appshunter.io/ios/app/developer-calc-hex-dec-oct-bin/id568750126/reviews) |
| Number of ratings | **183** | 15 |
| Positive reviews | **83.3% of reviews** | 76.3% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 19 months | **Every 5 months** |
| Monetization | **Free** | Ad-supported |
| Size | 0 MB | 4 MB |
| Requires iOS | 17.0 | **9.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nidal Fakhouri](https://appshunter.io/developer/432780820) | [QQ TSUBASA](https://appshunter.io/developer/568750169) |

## What reviewers say

### NerdCalc

[App page](https://appshunter.io/ios/app/nerdcalc/id432781819)

Perform calculations across binary, hexadecimal, and decimal number bases simultaneously. Easily switch input modes and see results update instantly for all bases. Supports unsigned and 2's complement for negative numbers, along with arithmetic, logic, and bitwise operations.

**Highlights:** Simultaneous base display, Switchable input modes, Unsigned and 2's complement support, Arithmetic operations, Logic operations, Bitwise shifting

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is NerdCalc free?

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

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

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

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

NerdCalc is rated higher. NerdCalc averages 4.8 out of 5 from 183 ratings, while Developer Calc Hex Dec Oct Bin averages 4.1 from 15 ratings.

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

Developer Calc Hex Dec Oct Bin shows ads; NerdCalc does not.

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

NerdCalc ships an update every 19 months, and Developer Calc Hex Dec Oct Bin every 5 months. Most recently, NerdCalc was updated on September 13, 2026 and Developer Calc Hex Dec Oct Bin on September 22, 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.*