ServerGuard24 vs OTAC auth
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
OTAC auth
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Experience rapid and secure user/device authentication through OTAC's 8-character code. ● Quick and Easy, No Registration: Streamlined authentication without the hassle of sign-up or login processes. Your privacy is paramount; no personal information required. ● Secure Authentication with OTAC Code: Ensure robust security with time-sensitive OTAC codes. Safely access your accounts using a code that expires after a specific duration. ● Manage Multiple Accounts Easily: Effortlessly authenticate multiple accounts using a single OTAC auth app. Register and manage up to 20 accounts securely.
Screenshots
Verdict
The clearest difference is update cadence: OTAC auth at every 6 weeks against ServerGuard24's every 7 months. On price, ads, in-app purchases and device support 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 ships an update every 7 months, OTAC auth every 6 weeks. The most recent releases landed on September 16, 2026 and September 17, 2026 respectively.
| Parameter | ServerGuard24 | OTAC auth |
|---|---|---|
| Price | Free | Free |
| Rating | 2.5 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 7 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 13 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | ServerGuard24 GmbH | swIDch Limited |
In-app purchases
ServerGuard24
No in-app purchases
OTAC auth
No in-app purchases









