Comparison

SYSMonitor vs Device System Services

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

Head to head
About

SYSMonitor

Monitor your device's performance with real-time insights into CPU, memory, and storage usage. Track network speed, view detailed device information, and access key metrics directly from your Today widget. Understand your device's health and optimize its performance.

Highlights
  • CPU usage monitoring
  • Memory (RAM) status
  • Storage (ROM) visualization
  • Real-time network speed
  • Network details (IP, SSID, Ping)
  • Basic device information
Features
Read full description

*** NEW ***More than just Widget monitoring your iPhone and iPad!!! *** Still thinking about why the phone is so hot,IS the CPU utilization too high? Why the data traffic consumed so quickly? Background processes too much? How much is left of my Storage? The app monitors CPU, MEMORY(RAM), Storage(ROM), Real-time network speed and the other device information. And it can be placed in 'Today' as a widget. Click the widget to get more functions and detailed information about your device. Including: √ Monitor solid color model √, Network # WiFi, DNS, SSID, internal and public network IP address, real-time network speed, Ping test and many other functions. √. Storage(ROM) # Visualization of disk space status and usage. √. CPU # One or more CPU usage updated in real time √. Memory (RAM) # Easy understanding of device memory status. # Visualization of Used, Active, Inactive, Free. √. Basic Info: #Device Name ,Device Model, IOS version, Screen resolution, Memory, Storage, Battery , OpenGL etc.

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!

Screenshots

SYSMonitor4 screens
Device System Services4 screens

Verdict

The call

The clearest difference is rating: Device System Services at 4.5 against SYSMonitor's 3.6. Device System Services also leads on ratings volume (394 vs 38) and review sentiment (52% vs 40%). SYSMonitor's advantage is iOS requirement (13.0 vs 16.6). On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SYSMonitor sells 1 one-off in-app purchase and Device System Services sells 1 one-off in-app purchase. 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 38, so its average is the more settled of the two. Written reviews point the same way: 40% of SYSMonitor's written reviews are positive against 52% of Device System Services's.

UpkeepUpdate frequency

SYSMonitor ships an update every 5 months, Device System Services every 4 months. The most recent releases landed on September 29, 2026 and September 19, 2026 respectively.

Scorecard4 real differences · 6 level
SYSMonitor versus Device System Services: the parameters behind the verdict, then further details
ParameterSYSMonitorDevice System Services
PriceFreeFree
Rating3.6 (38 ratings)4.5 (394 ratings) — better
Positive reviews39.9% of reviews51.6% of reviews — better
Number of ratings38394 — better
Update frequencyEvery 5 monthsEvery 4 months — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.6
Further details — not scored
Size15 MB9 MB
Age rating4+4+
Developer泽辉 王Albert Parti

Customer experience

SYSMonitor

All ratings38 ratings
Positive68.4%
Neutral2.6%
Negative28.9%
Written reviews158 reviews
Positive39.9%
Neutral11.4%
Negative48.7%

Device System Services

All ratings394 ratings
Positive86.3%
Neutral5.3%
Negative8.4%
Written reviews64 reviews
Positive51.6%
Neutral1.6%
Negative46.9%

Bugs and requests

SYSMonitor

Not enough reviews yet to summarise bugs or 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

In-app purchases

1 purchases

SYSMonitor

One-time1
  • Permanently Remove ads$1.99
1 purchases

Device System Services

One-time1
  • Remove ads System Service$1.99

Questions

Is SYSMonitor free?
SYSMonitor is free to download, with in-app purchases available.
Is Device System Services free?
Device System Services is free to download, with in-app purchases available.
Which has better reviews, SYSMonitor or Device System Services?
Device System Services is rated higher. SYSMonitor averages 3.6 out of 5 from 38 ratings, while Device System Services averages 4.5 from 394 ratings.
Do SYSMonitor or Device System Services have ads?
Both SYSMonitor and Device System Services show ads.
Which is updated more often, SYSMonitor or Device System Services?
SYSMonitor ships an update every 5 months, and Device System Services every 4 months. Most recently, SYSMonitor was updated on September 29, 2026 and Device System Services on September 19, 2026.

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