# NerdCalc vs Convex Programmer's Calculator

The clearest difference is ratings volume: NerdCalc at 183 against Convex Programmer's Calculator's 6. NerdCalc also leads on review sentiment (83% vs 67%). Convex Programmer's Calculator's advantage is update cadence (every 8 months vs every 19 months). On price, rating, 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.

On the App Store both sit at effectively the same score — 4.8 for NerdCalc against 4.7 for Convex Programmer's Calculator. That said, the two scores are not equally well evidenced: NerdCalc has 183 ratings behind it against 6, so its average is the more settled of the two. Written reviews are what separate them: 83% of NerdCalc's written reviews are positive against 67% of Convex Programmer's Calculator's.

NerdCalc ships an update every 19 months, Convex Programmer's Calculator every 8 months. The most recent releases landed on September 13, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | NerdCalc | Convex Programmer's Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (183 ratings)](https://appshunter.io/ios/app/nerdcalc/id432781819/reviews)** | [4.7 (6 ratings)](https://appshunter.io/ios/app/convex-programmers-calculator/id1021414602/reviews) |
| Number of ratings | **183** | 6 |
| Positive reviews | **83.3% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 8 months** |
| Monetization | Free | Free |
| Size | 0 MB | 0 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nidal Fakhouri](https://appshunter.io/developer/432780820) | [Matthew Daigle](https://appshunter.io/developer/1021414601) |

## 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


### Convex Programmer's Calculator

[App page](https://appshunter.io/ios/app/convex-programmers-calculator/id1021414602)

Convert numbers between hexadecimal, decimal, octal, and binary. Perform byte flips, bit shifts, and calculate two's complement. Features bit indicators and word grouping for improved binary readability.

**Highlights:** Number base conversion, Two's complement calculation, Byte flipping for endianness, Left and right bit shifting, Binary readability enhancements, Copy, paste, and clear functionality

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NerdCalc free?

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

### Is Convex Programmer's Calculator free?

Convex Programmer's Calculator is free to download, with no in-app purchases.

### Which has better reviews, NerdCalc or Convex Programmer's Calculator?

NerdCalc is rated higher. NerdCalc averages 4.8 out of 5 from 183 ratings, while Convex Programmer's Calculator averages 4.7 from 6 ratings.

### Do NerdCalc or Convex Programmer's Calculator have ads?

Neither NerdCalc nor Convex Programmer's Calculator shows ads.

### Which is updated more often, NerdCalc or Convex Programmer's Calculator?

NerdCalc ships an update every 19 months, and Convex Programmer's Calculator every 8 months. Most recently, NerdCalc was updated on September 13, 2026 and Convex Programmer's Calculator on June 11, 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.*