Comparison

Device System Services vs Test Pro

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

Head to head
About

Device System Services

Monitor your device's hardware, network, memory, and storage with detailed insights and performance tracking. Includes diagnostic tools for network analysis and storage management. Offers widgets for real-time system information.

Highlights
  • Hardware specifications
  • Network status and diagnostics
  • Memory usage monitoring
  • Ping, LAN Scan, Port Scan tools
  • Storage management
  • System information widgets
Features
Read full description

Device System Service – System Information & Performance Monitoring Device System Service is a professional iOS application that provides detailed insights into your device’s hardware, network, memory, and storage. The app helps you monitor system performance, optimize resource usage, and ensure smooth operation. Key Features Hardware Information • Detailed specifications of your device’s model, processor, and GPU • Battery level and status monitoring • Biometric authentication support (Face ID, Touch ID) • Display size, brightness, and other screen-related details Network Status • IP address, Wi-Fi, and mobile network information • Internet connection check and speed data • Ping hosts or IP addresses to verify connectivity and response time • Local network insights and diagnostics Memory Usage • Detailed breakdown of memory usage (used, active, inactive, free memory) • Real-time memory monitoring with interactive charts • Performance tracking and optimization suggestions Tools The new Tools tab provides powerful built-in diagnostic utilities for advanced network analysis. • Ping Verify connectivity to any host or IP address and check network responsiveness in real time. Ideal for troubleshooting reachability and latency issues. • LAN Scan Discover active devices connected to your local network. Quickly identify IP addresses and detect available hosts within your subnet. • Port Scan Scan open TCP ports on a target device to analyze running services and network exposure. Useful for diagnostics, testing, and infrastructure validation. Storage Management • Total storage and available space display • Breakdown of space occupied by files and apps • Visual representation of disk usage with modern UI elements Settings & Privacy • Remove Ads – One-time purchase for a completely ad-free experience • Manage Consent – GDPR/CCPA compliance options • Ad Personalization – Customize ad preferences based on privacy policies Modern & User-Friendly Experience • Dark Mode support for a comfortable viewing experience • Interactive visual elements, graphs, and bars for easy interpretation • Optimized for both iPhone and iPad System Service Widgets – Overview The System Service app is designed for iOS system monitoring and now features three useful widgets that display key system information in real-time. Available Widgets: Device Information Widget Displayed Data: • Device name • Battery level • iOS version • Local (LAN) and external (WAN) IP addresses Usage: This widget provides a quick overview of your device, making it especially useful for developers, network administrators, and power users. Disk Usage Widget Displayed Data: • Disk usage percentage (circular progress bar) • Used storage amount (GB) • Total storage capacity (GB) Usage: This widget allows you to instantly check how much storage is available on your device. It’s particularly useful when managing large files or installing new applications. Memory Usage Widget Displayed Data: • Memory usage percentage (circular progress bar) • Used memory amount (GB) • Total memory capacity (GB) Usage: A great tool for monitoring background app memory usage, helping optimize device performance. How to Add the Widget? 1. Long-press the home screen. 2. Tap the ”+” icon in the top-left corner. 3. Scroll down to the System Service widgets. 4. Select your preferred widget size. 5. Tap “Add Widget.” Why Use It? • Provides quick system data access • Helps optimize storage and memory usage • Easily accessible—no need to open an extra app Download and try it now!

About

Test Pro

Enhance your device's data protection and monitor its technical functionality with comprehensive diagnostics. Perform over 20 interactive tests to check cameras, audio, screen, sensors, connectivity, and more. Get detailed photo reports of all test results to ensure your device is performing optimally and your data is secure.

Highlights
  • Device functionality monitoring
  • Over 20 interactive tests
  • Camera, audio, and screen checks
  • Connectivity and sensor tests
  • Detailed photo reports
  • Data protection features
Features
Read full description

Take your device's data protection to a new level. “Test Pro: protection & check” combines detailed monitoring of your phone or tablet's technical functionality with all-round data protection for your mobile device. Quick tests, accurate results. Monitor the condition of your phone or tablet in a matter of minutes. “Test Pro: protection & check” features over 20 interactive tests that allow you to check: - the condition of the main camera, front camera and flash - audio quality of the microphone, speaker and headphones - your device's screen, as well as sensor and 3D Touch tests - Wi-Fi, Bluetooth, GPS and internet connection speeds - device components: Touch ID, charger, battery, motion and light sensors, vibration, buttons - instrument functionality: accelerometer, gyroscope and compass All test results are saved in the form of a detailed photo report. Take control of all your device's systems and components and protect the personal data stored on it. You can count on “Test Pro: protection & check”. Trusted. Safe. Subscription conditions: - After you subscribe, you can manage your account and turn off automatic renewal in Account Settings. - Your subscription is renewed automatically if you do not cancel it within 24 hours before its expiration date. - When you purchase the app, your iTunes account is billed. - Subscription fees: 1 week - 4.99$, 1 month - 19.99$, 2 months - 39.99$, 3 months - 59.99$, 6 months - 69.99$, 1 year - 89.99$ - Account will be charged for renewal within 24-hours prior to the end of the current period. - Automatic renewals will cost the actual price shown in Subscription conditions section. - Any unused time left on your trial subscription will disappear if you upgrade to the paid version. - Your personal data is stored securely. https://protectdev.wixsite.com/tester/privacy-policy https://protectdev.wixsite.com/tester/terms-of-use

Screenshots

Device System Services4 screens
Test Pro4 screens

Verdict

The call

The clearest difference is rating: Device System Services at 4.5 against Test Pro's 3.6. Device System Services also leads on review sentiment (52% vs 13%) and monetization model (free with in-app purchases vs subscription). Test Pro's advantage is ads (none vs shown) and iOS requirement (10.0 vs 16.6). On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Device System Services sells 1 one-off in-app purchase and Test Pro sells 6 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Device System Services holds the better App Store score, 4.5 against 3.6. That said, the two scores are not equally well evidenced: Device System Services has 394 ratings behind it against 70, so its average is the more settled of the two. Written reviews point the same way: 52% of Device System Services's written reviews are positive against 13% of Test Pro's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 21, 2026 and October 20, 2026 respectively.

Scorecard6 real differences · 4 level
Device System Services versus Test Pro: the parameters behind the verdict, then further details
ParameterDevice System ServicesTest Pro
PriceFreeFree
Rating4.5 (394 ratings) — better3.6 (70 ratings)
Positive reviews52.3% of reviews — better12.5% of reviews
Number of ratings394 — better70
Update frequencyEvery 4 monthsEvery 4 months
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.610.0 — better
Further details — not scored
Size9 MB69 MB
Age rating4+4+
DeveloperAlbert PartiIT BUSINESS PARTNERS Ltd.

Customer experience

Device System Services

All ratings394 ratings
Positive86.3%
Neutral5.3%
Negative8.4%
Written reviews65 reviews
Positive52.3%
Neutral1.5%
Negative46.2%

Test Pro

All ratings70 ratings
Positive62.9%
Neutral8.6%
Negative28.6%
Written reviews64 reviews
Positive12.5%
Neutral3.1%
Negative84.4%

Bugs and requests

Device System Services

Reported bugs

9 issues
  • App crashes on startup/launch
  • Crashes when network module acquires external IP
  • Requires airplane mode or disabled connectivity to function
  • Incorrect device specifications (resolution, model variants)
  • Static pie charts instead of dynamic system statistics
Show 4 more
  • App force-closes when switching between tabs
  • Unresponsive UI elements during ad display
  • App disappears or stops functioning after device updates
  • Suspicious clipboard activity on launch

Requested features

6 requests
  • Option to delete accidentally copied items
  • System reset functionality to restore original settings
  • Camera information display
  • External USB disk space usage tracking
  • Memory cleaning/optimization features
Show 1 more
  • Dark mode support

Test Pro

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Device System Services

One-time1
  • Remove ads System Service$1.99
6 purchases

Test Pro

Subscriptions6
  • 1 week3 Days trial$4.997 Days
  • 1 month3 Days trial$19.991 Month
  • 2 months3 Days trial$39.992 Months
Show 3 more
  • 3 months3 Days trial$59.993 Months
  • 6 months3 Days trial$69.996 Months
  • 1 year3 Days trial$89.991 Year

Questions

Is Device System Services free?
Device System Services is free to download, with in-app purchases available.
Is Test Pro free?
Test Pro is free to download, with in-app purchases available.
Which has better reviews, Device System Services or Test Pro?
Device System Services is rated higher. Device System Services averages 4.5 out of 5 from 394 ratings, while Test Pro averages 3.6 from 70 ratings.
Do Device System Services or Test Pro have ads?
Device System Services shows ads; Test Pro does not.
Which is updated more often, Device System Services or Test Pro?
Device System Services ships an update every 4 months, and Test Pro every 4 months. Most recently, Device System Services was updated on October 21, 2026 and Test Pro on October 20, 2026.

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