# ServerGuard24 vs blueDAN

The clearest difference is review sentiment: ServerGuard24 at 100% against blueDAN's 0%. ServerGuard24 also leads on rating (2.5 vs 1.0). blueDAN's advantage is update cadence (every 3 months vs every 7 months) and iOS requirement (13.0 vs 16.0). 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.

ServerGuard24 holds the better App Store score, 2.5 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 100% of ServerGuard24's written reviews are positive against 0% of blueDAN's.

ServerGuard24 ships an update every 7 months, blueDAN every 3 months. The most recent releases landed on August 5, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | ServerGuard24 | blueDAN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (2 ratings)](https://appshunter.io/ios/app/serverguard24/id374530285/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/bluedan/id979157435/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 13 MB | 4 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ServerGuard24 GmbH](https://appshunter.io/developer/374530288) | [ESYS Gesellschaft fuer Elektronische Systemtechnik . Hard- und Software mbH](https://appshunter.io/developer/917295043) |

## What reviewers say

### ServerGuard24

[App page](https://appshunter.io/ios/app/serverguard24/id374530285)

Monitor servers, websites, databases, and online services directly from your iPhone. Get real-time status updates, availability, and performance insights for your critical online assets. Ensure your business processes are always running smoothly.

**Highlights:** Availability Monitoring, Performance Monitoring, Business Process Monitoring, 24/7 Downtime Alerts, Real-time Status Updates

**Features:** macOS Compatibility

**In-app purchases:** none


### blueDAN

[App page](https://appshunter.io/ios/app/bluedan/id979157435)

Visualize and store data from "BlueDAN" data loggers. Start and save recordings, access past data, and view it graphically or in tables. Export data as CSV files.

**Highlights:** Start and save data recordings, Graphical and tabular data display, Export data as CSV, Access individual recordings, View logger memory, Start background measurement

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ServerGuard24 free?

ServerGuard24 is free to download, with no in-app purchases.

### Is blueDAN free?

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

### Which has better reviews, ServerGuard24 or blueDAN?

ServerGuard24 is rated higher. ServerGuard24 averages 2.5 out of 5 from 2 ratings, while blueDAN averages 1.0 from 1 ratings.

### Do ServerGuard24 or blueDAN have ads?

Neither ServerGuard24 nor blueDAN shows ads.

### Which is updated more often, ServerGuard24 or blueDAN?

ServerGuard24 ships an update every 7 months, and blueDAN every 3 months. Most recently, ServerGuard24 was updated on August 5, 2026 and blueDAN on September 17, 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.*