# Dead Signal vs SHADOW PROTOCOL

The clearest difference is in-app purchases: SHADOW PROTOCOL at none against Dead Signal's 1. SHADOW PROTOCOL also leads on iOS requirement (13.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Dead Signal sells 1 one-off in-app purchase. SHADOW PROTOCOL asks for nothing beyond the download.

## The numbers

| Metric | Dead Signal | SHADOW PROTOCOL |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 4 MB | 367 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Big Screen Entertainment Pty Ltd](https://appshunter.io/developer/317051604) | [云鹏 黄](https://appshunter.io/developer/1894905059) |

## What reviewers say

### Dead Signal

[App page](https://appshunter.io/ios/app/dead-signal-text-horror/id6757624634)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Story Unlock | $2.99 | one-time |


### SHADOW PROTOCOL

[App page](https://appshunter.io/ios/app/shadow-protocol-zero/id6794192148)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dead Signal free?

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

### Is SHADOW PROTOCOL free?

SHADOW PROTOCOL is free to download, with no in-app purchases.

### Do Dead Signal or SHADOW PROTOCOL have ads?

Neither Dead Signal nor SHADOW PROTOCOL 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.*