# DDME Alert vs SILVANUS

The clearest difference is update cadence: SILVANUS at every 5 weeks against DDME Alert's every 34 months. On price, ads, in-app purchases and device support there is nothing between them.

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

DDME Alert ships an update every 34 months, SILVANUS every 5 weeks. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | DDME Alert | SILVANUS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/ddme-alert/id1606973825/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 29 MB | 83 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Department of Disaster Management and Emergencies](https://appshunter.io/developer/1606974337) | [Massive Dynamic Sweden AB](https://appshunter.io/developer/1726925739) |

## What reviewers say

### DDME Alert

[App page](https://appshunter.io/ios/app/ddme-alert/id1606973825)

This app provides critical safety alerts and resources from the Department of Disaster Management and Emergencies. It offers features like emergency contacts, location sharing for safety, tip reporting, and offline access to emergency plans.

**Highlights:** Emergency contact information, Real-time location sharing for safety, Direct tip reporting to authorities, Offline emergency plans, Safety notification history, Location-based campus maps

**Features:** macOS Compatibility

**In-app purchases:** none


### SILVANUS

[App page](https://appshunter.io/ios/app/silvanus/id6483808614)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DDME Alert free?

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

### Is SILVANUS free?

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

### Do DDME Alert or SILVANUS have ads?

Neither DDME Alert nor SILVANUS shows ads.

### Which is updated more often, DDME Alert or SILVANUS?

DDME Alert ships an update every 34 months, and SILVANUS every 5 weeks. Most recently, DDME Alert was updated on September 30, 2026 and SILVANUS on October 6, 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.*