Comparison

ServerGuard24 vs SmartPLL

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Availability Monitoring
  • Performance Monitoring
  • Business Process Monitoring
  • 24/7 Downtime Alerts
  • Real-time Status Updates
Features
Read full description

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

About

SmartPLL

This application allows users to program and control Z-COMM SSG series Smart Phase Locked Loop (PLL) modules. Adjust frequency, sweep mode, step time, and power output via Bluetooth or USB. Features LED status indicators and a rugged design for field or benchtop use.

Highlights
  • Bluetooth programming
  • USB connectivity
  • Frequency adjustment
  • Sweep mode control
  • Step time and size configuration
  • Power output adjustment
  • LED status indicators
Features
Read full description

The Z-COMM SSG series of Smart Phase Locked Loop (PLL) modules provide high performance in a compact package suitable for any number of applications. Fully programmable through a unique Bluetooth interface, or USB cable, the user may adjust functions such as frequency, sweep mode, step time, step size, and power output, among others. LED indicators provide a visual cue of the status of the various functions. Its rugged enclosure lends itself to in-field use as well as bench top testing. The highly reliable output signal, excellent phase noise, and flexibility of an internal reference or input for an external reference, provides RF engineers with an adaptable RF tool.

Screenshots

ServerGuard244 screens
SmartPLL3 screens

Verdict

The call

The clearest difference is rating: SmartPLL at 5.0 against ServerGuard24's 2.5. SmartPLL also leads on iOS requirement (13.1 vs 16.0). On price, ratings volume, update cadence and ads 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

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

SmartPLL holds the better App Store score, 5.0 against 2.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

UpkeepUpdate frequency

ServerGuard24 ships an update every 7 months, SmartPLL every 11 months. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

Scorecard2 real differences · 8 level
ServerGuard24 versus SmartPLL: the parameters behind the verdict, then further details
ParameterServerGuard24SmartPLL
PriceFreeFree
Rating2.5 (2 ratings)5.0 (1 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings2 — better1
Update frequencyEvery 7 months — betterEvery 11 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.013.1 — better
Further details — not scored
Size13 MB1 MB
Age rating4+4+
DeveloperServerGuard24 GmbHZ-Communications

Customer experience

ServerGuard24

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

SmartPLL

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

ServerGuard24

No in-app purchases

None

SmartPLL

No in-app purchases

Questions

Is ServerGuard24 free?
ServerGuard24 is free to download, with no in-app purchases.
Is SmartPLL free?
SmartPLL is free to download, with no in-app purchases.
Which has better reviews, ServerGuard24 or SmartPLL?
SmartPLL is rated higher. ServerGuard24 averages 2.5 out of 5 from 2 ratings, while SmartPLL averages 5.0 from 1 ratings.
Do ServerGuard24 or SmartPLL have ads?
Neither ServerGuard24 nor SmartPLL shows ads.
Which is updated more often, ServerGuard24 or SmartPLL?
ServerGuard24 ships an update every 7 months, and SmartPLL every 11 months. Most recently, ServerGuard24 was updated on October 3, 2026 and SmartPLL on October 5, 2026.

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