# HAM Tech, General, Extra vs RST SEAL

The clearest difference is price: RST SEAL at Free against HAM Tech, General, Extra's $4.99. RST SEAL also leads on update cadence (every 3 weeks vs every 4 months). HAM Tech, General, Extra's advantage is ads (none vs shown) and review sentiment (57% vs 33%). On rating, in-app purchases, device support and iOS requirement there is nothing between them.

RST SEAL is free to download; HAM Tech, General, Extra costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.5 for HAM Tech, General, Extra against 4.5 for RST SEAL. That said, the two scores are not equally well evidenced: HAM Tech, General, Extra has 60 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 57% of HAM Tech, General, Extra's written reviews are positive against 33% of RST SEAL's.

HAM Tech, General, Extra ships an update every 4 months, RST SEAL every 3 weeks. The most recent releases landed on October 10, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | HAM Tech, General, Extra | RST SEAL |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [4.5 (60 ratings)](https://appshunter.io/ios/app/ham-tech-general-extra/id957638762/reviews) | [4.5 (2 ratings)](https://appshunter.io/ios/app/rst-seal/id1535376410/reviews) |
| Number of ratings | **60** | 2 |
| Positive reviews | **57.1% of reviews** | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Paid | **Ad-supported** |
| Size | 12 MB | 9 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryan Gilchrist](https://appshunter.io/developer/955169900) | [koji kamogawa](https://appshunter.io/developer/1488210713) |

## What reviewers say

### HAM Tech, General, Extra

[App page](https://appshunter.io/ios/app/ham-tech-general-extra/id957638762)

Prepare for your amateur radio operator certification with this comprehensive study aid. It offers section-by-section learning and an exam generator, complete with relevant images and figures to help you master the material and pass your tests.

**Highlights:** Section-by-section study modules, Built-in exam generator, Includes pictures and figures for questions, Practice tests for certification, Learning aid for radio amateurs

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

**In-app purchases:** none


### RST SEAL

[App page](https://appshunter.io/ios/app/rst-seal/id1535376410)

Practice simulated radio communications for ham radio beginners. Select various QSO elements like callsigns, names, and locations to train your listening and typing skills. Adjust frequency, speed, and volume for a personalized learning experience.

**Highlights:** Simulated QSO communication, Randomized QSO elements (Call, RST, Name, QTH), Adjustable frequency, speed, and volume, Noise (QRN) ON/OFF, Entity selection (W/W, JA, US), Fuzzy keying option

**In-app purchases:** none


## Frequently asked questions

### Is HAM Tech, General, Extra free?

HAM Tech, General, Extra costs $4.99, with no in-app purchases.

### Is RST SEAL free?

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

### Which has better reviews, HAM Tech, General, Extra or RST SEAL?

HAM Tech, General, Extra and RST SEAL are both rated 4.5 out of 5 on the App Store, from 60 and 2 ratings respectively.

### Do HAM Tech, General, Extra or RST SEAL have ads?

RST SEAL shows ads; HAM Tech, General, Extra does not.

### Which is updated more often, HAM Tech, General, Extra or RST SEAL?

HAM Tech, General, Extra ships an update every 4 months, and RST SEAL every 3 weeks. Most recently, HAM Tech, General, Extra was updated on October 10, 2026 and RST SEAL on October 13, 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.*