# Kxx Programmer's Reference vs HamOperators

The clearest difference is price: HamOperators at Free against Kxx Programmer's Reference's $3.99. HamOperators also leads on update cadence (daily vs every 10 months) and iOS requirement (13.0 vs 17.1). On ads, in-app purchases and device support there is nothing between them.

HamOperators is free to download; Kxx Programmer's Reference costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Kxx Programmer's Reference ships an update every 10 months, HamOperators daily. The most recent releases landed on October 2, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Kxx Programmer's Reference | HamOperators |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Daily** |
| Size | 6 MB | 85 MB |
| Requires iOS | 17.1 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Mike Downs, ks7d](https://appshunter.io/developer/367909071) | [Randolph W Duerr](https://appshunter.io/developer/629212455) |

## What reviewers say

### Kxx Programmer's Reference

[App page](https://appshunter.io/ios/app/kxx-programmers-reference/id367909068)

**In-app purchases:** none


### HamOperators

[App page](https://appshunter.io/ios/app/hamoperators/id6505122800)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kxx Programmer's Reference free?

Kxx Programmer's Reference costs $3.99, with no in-app purchases.

### Is HamOperators free?

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

### Do Kxx Programmer's Reference or HamOperators have ads?

Neither Kxx Programmer's Reference nor HamOperators shows ads.

### Which is updated more often, Kxx Programmer's Reference or HamOperators?

Kxx Programmer's Reference ships an update every 10 months, and HamOperators daily. Most recently, Kxx Programmer's Reference was updated on October 2, 2026 and HamOperators on September 28, 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.*