# Digital Siren vs ShieldSOS

The clearest difference is rating: ShieldSOS at 5.0 against Digital Siren's 4.0. ShieldSOS also leads on update cadence (every 3 weeks vs every 12 months) and device support (3 vs 1). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ShieldSOS holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 8 and 4 respectively.

Digital Siren ships an update every 12 months, ShieldSOS every 3 weeks. The most recent releases landed on October 18, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Digital Siren | ShieldSOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (8 ratings)](https://appshunter.io/ios/app/digital-siren/id1551484127/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/shieldsos-security-system/id6745813827/reviews)** |
| Number of ratings | **8** | 4 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 14 MB | 36 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pursuit Alert LLC](https://appshunter.io/developer/1082131522) | [ShieldSOS LLC](https://appshunter.io/developer/1813497605) |

## What reviewers say

### Digital Siren

[App page](https://appshunter.io/ios/app/digital-siren/id1551484127)

Receive real-time alerts for high-speed pursuits, emergency vehicles, and other critical incidents. The app automatically notifies you when you enter the range of an active event in participating US law enforcement agency territories. View a map showing your location and active event areas.

**Highlights:** High-speed pursuit alerts, Code3 emergency vehicle notifications, Critical incident alerts, Automatic notifications, Map view of active events, Call 911 integration, Feedback submission

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

**In-app purchases:** none


### ShieldSOS

[App page](https://appshunter.io/ios/app/shieldsos-security-system/id6745813827)

This security system app allows users to monitor and activate their devices for personal safety. It offers customizable settings for sirens, strobe lights, and pepper spray, with options for multi-location management and integration with emergency services.

**Highlights:** Instant security activation, Customizable device settings, Multi-location management, Optional RapidSOS e911 integration, Pepper spray refill program, Smart home compatibility

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Digital Siren free?

Digital Siren is free to download, with no in-app purchases.

### Is ShieldSOS free?

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

### Which has better reviews, Digital Siren or ShieldSOS?

ShieldSOS is rated higher. Digital Siren averages 4.0 out of 5 from 8 ratings, while ShieldSOS averages 5.0 from 4 ratings.

### Do Digital Siren or ShieldSOS have ads?

Neither Digital Siren nor ShieldSOS shows ads.

### Which is updated more often, Digital Siren or ShieldSOS?

Digital Siren ships an update every 12 months, and ShieldSOS every 3 weeks. Most recently, Digital Siren was updated on October 18, 2026 and ShieldSOS on October 24, 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.*