# SimpleCW vs PhosphorRTTY

The clearest difference is price: SimpleCW at Free against PhosphorRTTY's $0.99. SimpleCW also leads on device support (3 vs 1) and iOS requirement (17.0 vs 26.2). PhosphorRTTY's advantage is in-app purchases (none vs 1). On ads there is nothing between them.

SimpleCW is free to download; PhosphorRTTY costs $0.99 up front. SimpleCW sells 1 one-off in-app purchase. PhosphorRTTY asks for nothing beyond the download.

## The numbers

| Metric | SimpleCW | PhosphorRTTY |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Monetization | — | Paid |
| Size | 14 MB | 3 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jeroen Rombouts](https://appshunter.io/developer/1863358112) | [Stuart Woolley](https://appshunter.io/developer/315697638) |

## What reviewers say

### SimpleCW

[App page](https://appshunter.io/ios/app/simplecw-morse-decoder/id6759712691)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock TX Modes | $2.99 | one-time |


### PhosphorRTTY

[App page](https://appshunter.io/ios/app/phosphorrtty/id6760180586)

Decode Radio Teletype (RTTY) signals in real time using your iPhone's microphone. Listen to shortwave radio transmissions and see the text appear on an authentic phosphor CRT display. No internet or external hardware needed.

**Highlights:** Real-time RTTY signal decoding, Authentic phosphor CRT display, Automatic signal detection (AFC, baud, shift), Manual tuning options, Live signal analysis (FFT, waterfall), Session logging and sharing, Customizable display themes

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

**In-app purchases:** none


## Frequently asked questions

### Is SimpleCW free?

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

### Is PhosphorRTTY free?

PhosphorRTTY costs $0.99, with no in-app purchases.

### Do SimpleCW or PhosphorRTTY have ads?

Neither SimpleCW nor PhosphorRTTY shows ads.

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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.*