# DSU vs Voltrelli

DSU and Voltrelli are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

DSU ships an update every 3 weeks, Voltrelli every 10 days. The most recent releases landed on October 18, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | DSU | Voltrelli |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/dsu/id1663813906/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Free | — |
| Size | 71 MB | 87 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Ministerul Afacerilor Interne](https://appshunter.io/developer/1260972923) | [Smart Business & Technologies Solutions SRL](https://appshunter.io/developer/1650374230) |

## What reviewers say

### DSU

[App page](https://appshunter.io/ios/app/dsu/id1663813906)

Stay informed and safe with this official emergency services app. Get real-time updates on emergencies, safety tips, and alerts for your location. Report urgent situations and find nearby emergency resources on an interactive map.

**Highlights:** Real-time emergency updates, Location-specific alerts, Safety tips and guides, Emergency situation reporting, Interactive map of emergency resources

**Features:** macOS Compatibility

**In-app purchases:** none


### Voltrelli

[App page](https://appshunter.io/ios/app/voltrelli/id6443899578)

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

**In-app purchases:** none


## Frequently asked questions

### Is DSU free?

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

### Is Voltrelli free?

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

### Do DSU or Voltrelli have ads?

Neither DSU nor Voltrelli shows ads.

### Which is updated more often, DSU or Voltrelli?

DSU ships an update every 3 weeks, and Voltrelli every 10 days. Most recently, DSU was updated on October 18, 2026 and Voltrelli on October 21, 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.*