# Convex Programmer's Calculator vs HexBit

The clearest difference is price: Convex Programmer's Calculator at Free against HexBit's $3.99. Convex Programmer's Calculator also leads on in-app purchases (none vs 4). HexBit's advantage is update cadence (monthly vs every 8 months). On ads, device support and iOS requirement there is nothing between them.

Convex Programmer's Calculator is free to download; HexBit costs $3.99 up front. HexBit sells 4 in-app purchases, starting at $1.99 per 7 days. Convex Programmer's Calculator asks for nothing beyond the download.

Convex Programmer's Calculator ships an update every 8 months, HexBit monthly. The most recent releases landed on June 11, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Convex Programmer's Calculator | HexBit |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| 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 | No |
| Update frequency | Every 8 months | **Monthly** |
| Monetization | Free | — |
| Size | 0 MB | 2 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Matthew Daigle](https://appshunter.io/developer/1021414601) | [ZHENGQIAO JIANG](https://appshunter.io/developer/1892168889) |

## 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


### HexBit

[App page](https://appshunter.io/ios/app/hexbit-programmer-calculator/id6765887852)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Monthly | $4.99 | per month |
| Yearly | $29.99 | per year |
| Lifetime | $79.99 | 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 HexBit free?

HexBit costs $3.99, and also offers in-app purchases.

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

Neither Convex Programmer's Calculator nor HexBit shows ads.

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

Convex Programmer's Calculator ships an update every 8 months, and HexBit monthly. Most recently, Convex Programmer's Calculator was updated on June 11, 2026 and HexBit on September 23, 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.*