Device System Services vs Scanner Z
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Hardware specifications
- Network status and diagnostics
- Memory usage monitoring
- Ping, LAN Scan, Port Scan tools
- Storage management
- System information widgets
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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!
Scanner Z
Digitally capture and manage your documents. Easily scan, sign, and convert files to PDF or JPG. Organize your paperwork and share it seamlessly, eliminating the need for physical scanners.
- Scan documents
- Sign documents
- Convert to PDF/JPG
- Organize files
- Share documents
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Go paperless with Scanner Z app – Your ultimate scanning companion. Scan documents with precision, add signatures, convert to PDF/JPG, and organize files with ease. Say goodbye to clunky scanners! Main features: - Scan any documents - Sign documents - Convert documents to PDF or JPG - Manage & organize documents - Share documents easily - And many more features *** Upgrade to Premium to remove ads and unlock all features*** You can choose one-time payment or + a yearly subscription. (with 3-day free trial) + a monthly subscription – Payment will be charged to iTunes Account at confirmation of purchase (After free trial period if offered). – Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. – Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. – Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase. – Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Privacy: https://evolly.app/privacy-policy/ Terms: https://evolly.app/terms-of-service/
Screenshots
Verdict
The clearest difference is ads: Scanner Z at none against Device System Services's shown. Scanner Z also leads on iOS requirement (13.0 vs 16.6). Device System Services's advantage is ratings volume (394 vs 14). On price, rating, update cadence 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. Device System Services sells 1 one-off in-app purchase and Scanner Z sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.5 for Device System Services against 4.6 for Scanner Z. That said, the two scores are not equally well evidenced: Device System Services has 394 ratings behind it against 14, so its average is the more settled of the two.
Device System Services ships an update every 4 months, Scanner Z every 3 months. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.
| Parameter | Device System Services | Scanner Z |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (394 ratings) | 4.6 (14 ratings) — better |
| Positive reviews | 52.3% of reviews | — |
| Number of ratings | 394 — better | 14 |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 57 MB |
| Age rating | 4+ | 4+ |
| Developer | Albert Parti | EVOLLY.APP |
Customer experience
Device System Services
Scanner Z
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
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- 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
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- Dark mode support
Scanner Z
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Device System Services
- Remove ads System Service$1.99
Scanner Z
- Monthly Premium$4.991 Month
- Yearly Premium3 Days trial$29.991 Year
- Lifetime Premium$34.99
Questions
Is Device System Services free?
Is Scanner Z free?
Which has better reviews, Device System Services or Scanner Z?
Do Device System Services or Scanner Z have ads?
Which is updated more often, Device System Services or Scanner Z?
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