# RST 599TK Pro vs MorseFlash Generator

The clearest difference is price: MorseFlash Generator at Free against RST 599TK Pro's $2.99. MorseFlash Generator also leads on update cadence (every 2 weeks vs every 3 months). RST 599TK Pro's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

MorseFlash Generator is free to download; RST 599TK Pro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

RST 599TK Pro ships an update every 3 months, MorseFlash Generator every 2 weeks. The most recent releases landed on October 17, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | RST 599TK Pro | MorseFlash Generator |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 32 MB | 4 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [koji kamogawa](https://appshunter.io/developer/1488210713) | [SHINICHI OKAMOTO](https://appshunter.io/developer/1184823568) |

## What reviewers say

### RST 599TK Pro

[App page](https://appshunter.io/ios/app/rst-599tk-pro/id1511628467)

**In-app purchases:** none


### MorseFlash Generator

[App page](https://appshunter.io/ios/app/morseflash-generator/id6503596500)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RST 599TK Pro free?

RST 599TK Pro costs $2.99, with no in-app purchases.

### Is MorseFlash Generator free?

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

### Do RST 599TK Pro or MorseFlash Generator have ads?

MorseFlash Generator shows ads; RST 599TK Pro does not.

### Which is updated more often, RST 599TK Pro or MorseFlash Generator?

RST 599TK Pro ships an update every 3 months, and MorseFlash Generator every 2 weeks. Most recently, RST 599TK Pro was updated on October 17, 2026 and MorseFlash Generator on October 5, 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.*