# Convex Programmer's Calculator vs BinDecHex Converter

The clearest difference is in-app purchases: Convex Programmer's Calculator at none against BinDecHex Converter's 2. Convex Programmer's Calculator also leads on ads (none vs shown). BinDecHex Converter's advantage is update cadence (every 8 days vs every 8 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. BinDecHex Converter sells 2 one-off in-app purchases. Convex Programmer's Calculator asks for nothing beyond the download.

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

## The numbers

| Metric | Convex Programmer's Calculator | BinDecHex Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (6 ratings)](https://appshunter.io/ios/app/convex-programmers-calculator/id1021414602/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Every 8 days** |
| Monetization | Free | — |
| Size | 0 MB | 4 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Matthew Daigle](https://appshunter.io/developer/1021414601) | [Shota Yamada](https://appshunter.io/developer/6779611526) |

## What reviewers say

### 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


### BinDecHex Converter

[App page](https://appshunter.io/ios/app/bindechex-converter/id6790080993)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Me α Coffee ☕️ | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Convex Programmer's Calculator free?

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

### Is BinDecHex Converter free?

BinDecHex Converter is free to download, with in-app purchases available.

### Do Convex Programmer's Calculator or BinDecHex Converter have ads?

BinDecHex Converter shows ads; Convex Programmer's Calculator does not.

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

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