Device System Services vs Blue Sniff
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!
Blue Sniff
This application functions as a straightforward Bluetooth scanner, allowing users to detect nearby Bluetooth devices. It offers a simple interface for identifying available connections.
- Bluetooth device detection
- Simple interface
- Easy to use
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Simple and easy to use bluetooth detector.
Screenshots
Verdict
The clearest difference is update cadence: Device System Services at every 4 months against Blue Sniff's every 30 months. Blue Sniff's advantage is iOS requirement (9.0 vs 16.6). On price, rating, review sentiment and ratings volume 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 Blue Sniff sells 1 one-off in-app purchase. 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 4.4 for Blue Sniff. Both are backed by a comparable volume of ratings — 394 and 389 respectively. Written reviews are what separate them: 52% of Device System Services's written reviews are positive against 57% of Blue Sniff's.
Device System Services ships an update every 4 months, Blue Sniff every 30 months. The most recent releases landed on October 17, 2026 and October 14, 2026 respectively.
| Parameter | Device System Services | Blue Sniff |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (394 ratings) — better | 4.4 (389 ratings) |
| Positive reviews | 52.3% of reviews | 57.1% of reviews — better |
| Number of ratings | 394 — better | 389 |
| Update frequency | Every 4 months — better | Every 30 months |
| Ads | Yes | Yes |
| 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 | 9.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Albert Parti | Kevin Horvath |
Customer experience
Device System Services
Blue Sniff
User reviews
Device System Services
From 394 App Store ratingsWhat we love
- 👍 Clean and easy-to-use interface
- 🚀 Fast and responsive performance
- 📊 Comprehensive system information display
- 🌐 Useful network information details
- ⏱️ Shows device uptime information
Room to improve
- 📺 Excessive full-screen video advertisements
- 🔊 Intrusive ads with sound that startle users
- ⚠️ Misleading security/storage warning popups
- 🎮 Irrelevant ads (e.g., game ads on iOS)
- 💰 Ads present even in paid version
Blue Sniff
From 389 App Store ratingsWhat we love
- 👍 Simple to use
- 🚀 Quick info returns
- 👍 Great app
- 👍 Honest app
- 👍 Works well
Room to improve
- 🐛 Too many ads
- 🐛 Ads after purchase
- 🐛 Data not understandable
- 🐛 Detects many false positives
- 🐛 Not working right
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
Blue Sniff
Reported bugs
17 issues- Ads continue after purchase
- Settings not working
- App not working
- Detects nothing
- No display
Show 12 moreShow fewer
- Does not detect vaccinated
- Buggy
- Application null and useless
- Big crap
- Does not detect BLE devices
- Does not scan for AirTags
- No user manual
- Detects barely my iPad
- Data not understandable
- Detects many false positives
- Not working right
- Useless app
Requested features
4 requests- Add distance in addition to signal strength
- Add markers or rename unnamed networks
- Hex dump attributes for better understanding
- Implement more features
In-app purchases
Device System Services
- Remove ads System Service$1.99
Blue Sniff
- Buy Me Coffee!$2.99
Questions
Is Device System Services free?
Is Blue Sniff free?
Which has better reviews, Device System Services or Blue Sniff?
Do Device System Services or Blue Sniff have ads?
Which is updated more often, Device System Services or Blue Sniff?
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