# RST SEAL vs Morse Code

The clearest difference is price: RST SEAL at Free against Morse Code's $4.99. RST SEAL also leads on update cadence (every 3 weeks vs every 4 months) and iOS requirement (13.0 vs 15.1). Morse Code's advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.

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

RST SEAL ships an update every 3 weeks, Morse Code every 4 months. The most recent releases landed on August 22, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | RST SEAL | Morse Code |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/rst-seal/id1535376410/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Ad-supported | — |
| Size | 9 MB | 24 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [koji kamogawa](https://appshunter.io/developer/1488210713) | [Mobin Akhter](https://appshunter.io/developer/1812505286) |

## What reviewers say

### 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


### Morse Code

[App page](https://appshunter.io/ios/app/morse-code-morseblink/id6754604310)

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

**In-app purchases:** none


## Frequently asked questions

### Is RST SEAL free?

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

### Is Morse Code free?

Morse Code costs $4.99, with no in-app purchases.

### Do RST SEAL or Morse Code have ads?

RST SEAL shows ads; Morse Code does not.

### Which is updated more often, RST SEAL or Morse Code?

RST SEAL ships an update every 3 weeks, and Morse Code every 4 months. Most recently, RST SEAL was updated on August 22, 2026 and Morse Code on September 22, 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.*