# Morse Straight Key vs Reverse Audio

The clearest difference is iOS requirement: Morse Straight Key at 17.2 against Reverse Audio's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Morse Straight Key sells 1 one-off in-app purchase and Reverse Audio sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Morse Straight Key | Reverse Audio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Size | 3 MB | 29 MB |
| Requires iOS | **17.2** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Keiya Chiba](https://appshunter.io/developer/1740986591) | [dowhiletrue s.r.o](https://appshunter.io/developer/1773235395) |

## What reviewers say

### Morse Straight Key

[App page](https://appshunter.io/ios/app/morse-straight-key/id6496373450)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Morse Straight Key | $0.99 | one-time |


### Reverse Audio

[App page](https://appshunter.io/ios/app/reverse-audio-backplay/id6755040423)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $7.99 | per month |
| Yearly Premium | $39.99 | per year |


## Frequently asked questions

### Is Morse Straight Key free?

Morse Straight Key is free to download, with in-app purchases available.

### Is Reverse Audio free?

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

### Do Morse Straight Key or Reverse Audio have ads?

Neither Morse Straight Key nor Reverse Audio 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.*