# HexaCalc vs JABCode Studio

The clearest difference is in-app purchases: HexaCalc at none against JABCode Studio's 1. HexaCalc also leads on update cadence (monthly vs every 2 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. JABCode Studio sells 1 one-off in-app purchase. HexaCalc asks for nothing beyond the download.

HexaCalc ships an update monthly, JABCode Studio every 2 months. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | HexaCalc | JABCode Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (25 ratings)](https://appshunter.io/ios/app/hexacalc/id1529225315/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | — |
| Size | 2 MB | 2 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Anthony Hopkins](https://appshunter.io/developer/1529225407) | [Katzenjammer Games](https://appshunter.io/developer/1597865076) |

## What reviewers say

### HexaCalc

[App page](https://appshunter.io/ios/app/hexacalc/id1529225315)

This free utility app provides seamless number system conversions between hexadecimal, binary, and decimal. It offers a clean, customizable interface with full calculation history and supports essential arithmetic and bitwise operations.

**Highlights:** Hexadecimal, binary, and decimal conversions, Full calculation history, Customizable interface and app icon, Arithmetic and bitwise operations, Tabbed interface for focused use, Multitasking and Slide Over support

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

**In-app purchases:** none


### JABCode Studio

[App page](https://appshunter.io/ios/app/jabcode-studio/id6749924342)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| JABCode Studio Premium | $3.99 | one-time |


## Frequently asked questions

### Is HexaCalc free?

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

### Is JABCode Studio free?

JABCode Studio is free to download, with in-app purchases available.

### Do HexaCalc or JABCode Studio have ads?

Neither HexaCalc nor JABCode Studio shows ads.

### Which is updated more often, HexaCalc or JABCode Studio?

HexaCalc ships an update monthly, and JABCode Studio every 2 months. Most recently, HexaCalc was updated on October 6, 2026 and JABCode Studio on October 2, 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.*