ServerGuard24 vs blueDAN
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ServerGuard24
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.
- Availability Monitoring
- Performance Monitoring
- Business Process Monitoring
- 24/7 Downtime Alerts
- Real-time Status Updates
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ServerGuard24 is the perfect way to monitor your servers, websites, databases, online services, e-mail and more directly from your iPhone. By using this app you have the status of your monitoring scenario available at your fingertips – at any time! Features: - Availability Monitoring Get an overview of your servers and all online services at once and receive detailed information on downtimes and errors 24/7. - Performance Monitoring Monitor the performance of websites and web-based applications and avoid frustration of customers, prospects, and employees because of slow sites and services. - Business Process Monitoring Make sure that you do not lose any revenues by always knowing if your online business processes (e.g. login, registration, check-out…) work. Requirements: To use ServerGuard24 you need a ServerGuard24 account. Please register at www.serverguard24.com
blueDAN
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.
- Start and save data recordings
- Graphical and tabular data display
- Export data as CSV
- Access individual recordings
- View logger memory
- Start background measurement
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Diese App dient der graphischen Darstellung und Speicherung der Daten, die von Datenloggern der Familie "BlueDAN" (ESYS GmbH) bereitgestellt werden. Funktionen: • Bei Druck auf den"Aufnahme starten"-Button in der Online-Anzeige wird die Datenaufnahme gestartet, nach erneutem Drücken wird diese auf dem Gerät gespeichert. • Der Library-Button ermöglicht Zugriff auf die einzelnen Aufnahmen. Diese lassen sich anschließend graphisch bzw. tabellarisch darstellen oder als .csv-Datei per Email versenden. • Im Logger-Menu kann der gesamte Logger-Speicher abgerufen werden und die Hintergrund-Messung gestartet werden.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | ServerGuard24 | blueDAN |
|---|---|---|
| Price | Free | Free |
| Rating | 2.5 (2 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 7 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 13 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | ServerGuard24 GmbH | ESYS Gesellschaft fuer Elektronische Systemtechnik . Hard- und Software mbH |
Customer experience
ServerGuard24
blueDAN
In-app purchases
ServerGuard24
No in-app purchases
blueDAN
No in-app purchases
