Device Tester Pro vs G
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Device Tester Pro
This app offers diagnostic checks for your device's hardware components, including camera, Bluetooth, and audio. It also provides system information like RAM and battery status, along with useful utilities such as a QR code generator and clipboard cleaner.
- Hardware component testing
- System information viewer
- QR code generator
- Random selection tool
- Clipboard cleaner
- Flashlight control
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Device Tester Pro: A simple tool for hardware testing with lightweight diagnostic checks for key components. Key Features: • Hardware Test: → Test Camera, Bluetooth, Audio, Microphone, Keyboard Input, Sensors, and other hardware components. • System Info Tools: → View quick device details including RAM, CPU, storage, network, and battery status. • Utilities: → QR Code Generator: Create QR codes instantly from text or data. → Random Selection Tool: Make quick random choices or selections. → Clipboard Cleaner: Clear clipboard content with one tap. → Torch: Quickly turn on/off the flashlight and adjust brightness levels.
G
Gain deep insights into your device's performance with detailed information on CPU, RAM, battery, storage, and network. Monitor key metrics, run performance tests, and generate customizable reports. Stay informed with convenient widgets and a built-in compass.
- Comprehensive performance dashboard
- Detailed device information
- CPU and battery health monitoring
- Network connection clarity
- Customizable reports (text/PDF)
- Convenient widgets
- Benchmarking suite
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G-CPU Info empowers you to unlock a wealth of information about your mobile device or tablet, offering unparalleled insight into its performance and functionality. This sophisticated yet user-friendly application caters to both tech enthusiasts and everyday users alike, providing a clear and concise window into the inner workings of your device. Dive into a World of Data: Comprehensive Dashboard: Gain an instant overview of crucial metrics like RAM usage, storage capacity, battery health, CPU load, and network connectivity. Detailed Device Information: Uncover the unique identity of your device, including its model, manufacturer, hardware specifications, and operating system details. In-Depth System Analysis: Explore the heart of your device's software, examining its operating system version, kernel information, boot time, and support updates. Powerful CPU Insights: Delve into the core of your device, discovering its processor architecture, clock speed, number of cores, and integrated graphics capabilities. Battery Health Monitoring: Ensure optimal battery performance with detailed health assessments, including level, status, technology, and temperature readings. Network Connection Clarity: Demystify your network connection by viewing your IP address, gateway, subnet mask, DNS servers, and real-time data transfer speeds. Crisp Display Details: Understand your device's display capabilities, including its resolution, pixel density, supported refresh rates, and current brightness level. Memorable Storage Breakdown: Gain control over your storage utilization with comprehensive breakdowns of RAM and internal/external storage specifications. Essential Sensor Diagnostics: Verify the functionality of your device's built-in sensors, including the accelerometer, gyroscope, magnetometer, and proximity sensor. Benchmarking Suite: Push your device to the limit with a suite of performance tests, helping you identify areas for optimization. Camera Feature Exploration: Discover the full potential of your device's camera, exploring its supported features and capabilities. Customizable Reports: Generate comprehensive reports in both text and PDF formats, allowing you to share key findings or track your device's performance over time. Convenient Widget Support: Stay informed at a glance with customizable widgets for the Control Center, memory usage, battery level, network connectivity, and storage space. Built-in Compass: Navigate with ease thanks to the integrated compass functionality. Experience the G-CPU Info Difference: Accurate and Reliable: Trust the app's detailed information and precise measurements. User-Friendly Design: Navigate intuitively with a clean and well-organized interface. Privacy-Focused: Rest assured that your data remains secure and private. Regular Updates: Enjoy continuous improvements and new features with frequent updates. Download G-CPU Info today and unlock the secrets of your mobile device! Contact: For any questions or feedback, please feel free to reach out to us by email at joseph.hauvudinh.vietnam@gmail.com.
Screenshots
Verdict
The clearest difference is price: G at Free against Device Tester Pro's $1.99. G also leads on rating (4.7 vs 4.1) and review sentiment (80% vs 64%). Device Tester Pro's advantage is in-app purchases (none vs 4). On ratings volume, update cadence, ads 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
G is free to download; Device Tester Pro costs $1.99 up front. G sells 4 one-off in-app purchases. Device Tester Pro asks for nothing beyond the download.
G holds the better App Store score, 4.7 against 4.1. Both are backed by a comparable volume of ratings — 473 and 686 respectively. Written reviews point the same way: 64% of Device Tester Pro's written reviews are positive against 80% of G's.
Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.
| Parameter | Device Tester Pro | G |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 4.1 (473 ratings) | 4.7 (686 ratings) — better |
| Positive reviews | 63.7% of reviews | 79.9% of reviews — better |
| Number of ratings | 473 | 686 — better |
| Update frequency | Fortnightly | Fortnightly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | Phan Nhut | Hau Vu Dinh |
Customer experience
Device Tester Pro
G
Bugs and requests
Device Tester Pro
Reported bugs
3 issues- Scan function doesn't complete
- Processes list always shows zero
- Crashes on iPhone 15 Pro Max
Requested features
3 requests- Automatic memory cleaning
- Detailed process information
- Compatibility with newer iOS versions
G
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Device Tester Pro
No in-app purchases
G
- Cup of Coffee$1.99
- Sandwich$4.99
- Buy Lunch$9.99
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- Major donor$99.99







