# Quakeguard vs Düdüğüm

The clearest difference is review sentiment: Düdüğüm at 86% against Quakeguard's 50%. Düdüğüm also leads on in-app purchases (none vs 2). Quakeguard's advantage is rating (5.0 vs 4.5). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Quakeguard sells 2 in-app purchases, starting at $0.99 per month. Düdüğüm asks for nothing beyond the download.

Quakeguard holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews complicate that: 50% of Quakeguard's written reviews are positive against 86% of Düdüğüm's, so the app with the better star average is not the one people write more warmly about.

Quakeguard ships an update every 2 months, Düdüğüm every 6 weeks. The most recent releases landed on September 15, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | Quakeguard | Düdüğüm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/quakeguard/id1488116106/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/dudugum/id1538329721/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 50.0% of reviews | **86.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 51 MB | 25 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [WUNDER INNOVATION STUDIO](https://appshunter.io/developer/1488115535) | [HDS OTOMASYON GUVENLIK VE YAZILIM TEKNOLOJILERI SANAYI TICARET LIMITED SIRKETI](https://appshunter.io/developer/1523706871) |

## What reviewers say

### Quakeguard

[App page](https://appshunter.io/ios/app/quakeguard/id1488116106)

Stay informed about seismic activity and prepare your family for earthquakes with real-time alerts, ground information, and educational resources. This utility app aims to increase earthquake preparedness.

**Highlights:** Seismic activity alerts, Ground information, Earthquake preparedness resources, Family awareness tools, Alarm service

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Magnus Pro Aylık | $0.99 | per month |
| Magnus Pro Yıllık | $4.99 | per year |


### Düdüğüm

[App page](https://appshunter.io/ios/app/dudugum/id1538329721)

This app generates a whistle sound to signal your location in emergencies or when trapped. It can also send an SMS to pre-selected contacts to inform them of your safety status. The application is free and ad-free, developed for humanitarian purposes.

**Highlights:** Generates whistle sound, Sends location SMS, Pre-set contact alerts, Ad-free experience, Humanitarian purpose

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Quakeguard free?

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

### Is Düdüğüm free?

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

### Which has better reviews, Quakeguard or Düdüğüm?

Quakeguard is rated higher. Quakeguard averages 5.0 out of 5 from 2 ratings, while Düdüğüm averages 4.5 from 2 ratings.

### Do Quakeguard or Düdüğüm have ads?

Neither Quakeguard nor Düdüğüm shows ads.

### Which is updated more often, Quakeguard or Düdüğüm?

Quakeguard ships an update every 2 months, and Düdüğüm every 6 weeks. Most recently, Quakeguard was updated on September 15, 2026 and Düdüğüm on June 11, 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.*