# Device Monitor Z: CPU x RAM OS — HW Device Info & System Status

> Comprehensive device information, performance monitoring, and diagnostic tools for iOS. (iPhone/iPad app by Phan Nhut.)

- Source: https://appshunter.io/ios/app/device-monitor-z-cpu-x-ram-os/id6450931919 (this page in markdown: same URL + `.md`)
- Developer: [Phan Nhut](https://appshunter.io/developer/849063753)
- Category: Developer Tools, Utilities
- Price: Free with in-app purchases
- Rating: 4.60/5 from 256 App Store ratings · 30 written reviews indexed
- Age rating: 4+
- Requires: iOS 12.0 · 39 MB
- Languages: American English, French (France), German (Germany), Italian, European Spanish
- Released: 2023-07-13
- Data updated: 2026-08-25
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/device-monitor-z-cpu-x-ram-os/id6450931919/reviews.md

## What is Device Monitor Z?

Discover the power of our app - Device Monitor Z (also known as iDevice Monitor) is an app optimized for iPhone, iPod Touch, and iPad users. It provides a quick and efficient way to access activity monitor (CPU monitor, detailed RAM, Storage space, ...) and system information of device.

- Key Features:

• View basic CPU information and real-time CPU monitor
• View basic GPU information.
• View basic device information (System status)
• View basic OS (Operating System) information
• View basic battery information
• Check Memory & Disk (RAM & Storage) information details.
• Monitor network traffic with real-time upload and download speeds.
• Support Quick Actions to run functions quickly from Home Screen
• Access camera information.
• Access display information.
• Check supported sensors

- Support Widget to display device information such as RAM/Disk/CPU/Battery/Network info:
• iOS 14 Home Widget
• iOS 16 Lock Widget
• iOS 17 Standby Mode for Widget

- System Fonts:
→ Show all fonts available in the system

- Additional Tools:

• Performance Benchmark:
→ CPU Benchmark: Measure the computational capability of the device's CPU.
→ Disk Benchmark: Measure sequential read/write speed, random 4K read/write speed, and latency of internal storage.

• Network Analyzer (also known as Wifi Analyzer or Network Tool), including:
→ SpeedTest: Evaluate internet download speed and upload speed (powered by SpeedChecker)
→ LAN Scanner (also known as Wifi Scanner or Network Scanner): Scan devices on your local network
→ Ping tool: Measure latency to a domain/IP Address
→ Traceroute
→ Port Scanner: Verify open or closed ports on domain/IP Address
→ DNS Lookup (support DoH and DoT): Retrieve domain information
→ DNS Speed Test (support DoH and DoT): Measures and compares the query response times of various DNS servers, helping users identify and select the fastest server for enhanced network performance.
→ Bonjour Service Browser: List the Bonjour services advertised on your wireless network.

• Screen Test:
→ Perform quick screen tests

• Sensor Monitor, including:
→ GPS
→ ALTIMETER
→ ACCELEROMETER
→ MAGNETOMETER
→ GYRO
→ MOTION COPROCESSOR
→ MAGNETIC
→ GRAVITY
→ ROTATION
→ ROTATE RATE

• Toolkit:
→ Anti-Mosquito
→ Decibel Meter: Gauge ambient noise levels accurately in your surroundings.
→ Bluetooth Scanner: Find Bluetooth devices near your device.
→ Flashlight Torch.
→ Export all device information into a file with multiple formats (csv, pdf, xlsx, json, rtf, txt).

• Thank you for choosing our app as your device information and monitoring app.

## Key features

- Real-time CPU and RAM monitoring
- Detailed storage information
- Network traffic analysis
- Performance benchmarking
- Network analyzer tools
- Sensor monitoring
- System font viewer

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Pro Kit | $2.99 | one-time |


## Recent user reviews (10 of 30)

All indexed reviews: https://appshunter.io/ios/app/device-monitor-z-cpu-x-ram-os/id6450931919/reviews.md

### 5/5 — Chip

*2026-06-09, version 26.1.1*

Chap

### 5/5 — 素晴らしいアプリをありがとう

*2026-03-16, version 26.0*

日本人ユーザーです。たくさん試した中で個人的に1番使いやすかったシステムリソース情報アプリです。広告の量は少なく、UIはモダンで分かりやすいです。開発者の方が日本語を読めるかは分かりませんが、いいアプリをありがとうございます！

追記 便利すぎてProも買いました。

### 5/5 — Tech level tools

*2026-02-26*

Retired call center Telecom Engineer; these tools provide deep insight to what is actually going on on inside your device…yes I would recommend to any tech wanna bee!  >tc-syr

### 1/5 — Gg

*2026-02-21, version 26.0*

Nu

### 5/5 — Crystal Clear

*2026-02-10*

Love the insight into the operation of my phone. It’s good to know what my processor is struggling with and what’s eating up my RAM. I wish I could use it as an overlay in my apps to see in real time what’s happening. Like PIP window in the corner. But honestly this is a great app. It gives me insight to how my phone is running.

### 5/5 — Try it out!!!

*2026-02-03*

If highly recommend this app for anyone looking to monitor different starts on your phone. It’s an excellent app in design and features imho.

### 5/5 — 🙏

*2026-01-11, version 26.0*

☺️

### 4/5 — Cpu Z

*2025-12-28*

Phone

### 5/5 — Good

*2025-12-18, version 26.0*

Good

### 3/5 — good features

*2025-11-12, version 26.0*

complete overview but no landscape mode on iPad.

## Frequently asked questions about Device Monitor Z

### What does Device Monitor Z do?

Device Monitor Z provides comprehensive system information and performance monitoring for your iPhone, iPod Touch, and iPad. It allows you to view detailed CPU, RAM, storage, and network traffic information, along with various diagnostic tools.

### What are the key features of this app?

Key features include real-time CPU and RAM monitoring, detailed memory and disk information, network traffic monitoring with upload/download speeds, performance benchmarking for CPU and disk, and a suite of network analysis tools like SpeedTest and LAN Scanner.

### Is this app free to use?

The app is free to download and use, but it offers in-app purchases for additional features or advanced functionalities. This allows users to customize their experience based on their needs.

### What devices is this app compatible with?

This app is optimized for iPhone, iPod Touch, and iPad users. It supports various iOS versions, including features for iOS 14 Home Widgets, iOS 16 Lock Widgets, and iOS 17 Standby Mode.

### What are some common use cases for Device Monitor Z?

Common use cases include monitoring device performance to identify slowdowns, analyzing network speeds and local network devices, checking sensor data, and exporting device information for record-keeping or troubleshooting.

## Version history (last 5 releases)

### 26.1.1 — 2026-03-22

We’re continuously working to enhance your experience. Here’s what’s new in this update:

• Fix bugs

Thank you for using our app!

### 26.1 — 2026-03-21

We’re continuously working to enhance your experience. Here’s what’s new in this update:

• Improved the DNS Lookup feature.
• Improved the Bonjour Services Browser feature.
• Improved the Port Scanner feature.
• Improved performance and stability.
• Fixed a memory leak when performing the DNS Speedtest feature.
• Fixed random crashes occurring in certain scenarios.
• Various minor bug fixes.

Thank you for using our app!

### 26.0 — 2025-10-27

We are continuously working hard to enhance your experience. Here's what's new in this release:

- NEW FEATURES: 
• Added GPU information
• Added support for DoH (DNS over HTTPS) and DoT (DNS over TLS) in DNS Lookup and DNS Speedtest.
• Added support for querying CHAOS and HESIOD classes in DNS Lookup.
• DNS Lookup now offers the option to choose query records.
• Added an option to customize the maximum DNS query time.
• Added system fonts to the list of supported device fonts.
• SpeedTest now shows the country of the selected test server.
• Add languages: German, French, Italian, Spanish
• Updated app icon.

- ENHANCEMENTS:
• Enhanced the precision and reliability of DNS Lookup query time results.
• Improved error reporting for the DNS Lookup feature (in case of query errors).
• Improved LAN Scanner performance.
• Improved Bonjour Browser stability.
• Improved Ping Test stability.
• Improved SpeedTest for better reliability.
• Fixed the memory leak in the DNS Lookup feature.
• Significantly improved performance and stability.

- BUG FIXES:
• Resolved UI issues affecting the Widget on iOS 16 and earlier versions.
• Resolved a crash that could occur in specific scenarios when accessing "More Details" in the CPU section.
• Fix the issue where DNS Lookup displays results even when the requested record doesn't exist for the specified domain.
• Fixed minor bugs.

Thank you for choosing our app.

### 4.3 — 2025-03-15

We are continuously working hard to enhance your experience. Here's what's new in this release:

• Enhanced stability and performance.
• Change app icon.
• Fix some bugs.

Thank you for choosing Device Monitor Z as your device information and monitoring app.

### 4.2 — 2024-11-02

We are continuously working hard to enhance your experience. Here's what's new in this release:

- ENHANCED:
•  Enhanced stability and performance.

Thank you for choosing Device Monitor Z as your device information and monitoring app.

## Apps similar to Device Monitor Z

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Device Monitor²](https://appshunter.io/ios/app/device-monitor/id1522870046) | 4.7 (9,162) | Free | Developer Tools |
| [Sensor - Device Monitor](https://appshunter.io/ios/app/sensor-device-monitor/id6476280511) | 4.7 (52) | Free | Developer Tools |
| [Device Info Toolkit](https://appshunter.io/ios/app/device-info-toolkit/id1529223828) | 4.3 (15) | Free | Developer Tools |
| [JellyCuts](https://appshunter.io/ios/app/jellycuts/id1522625245) | 3.6 (58) | Free | Developer Tools |
| [Docker Server Admin](https://appshunter.io/ios/app/docker-server-admin/id1591150334) | 4.7 (144) | Free | Developer Tools |
| [PortX - SSH (Deprecated)](https://appshunter.io/ios/app/portx-ssh-deprecated/id1566480505) | 3.7 (19) | Free | Developer Tools |

## More apps by Phan Nhut

- [Smart Memory Pro - Check RAM & System Checker](https://appshunter.io/ios/app/smart-memory-pro-check-ram-and-system-checker/id849114011)
- [Smart Memory Lite - Check RAM & System Checker](https://appshunter.io/ios/app/smart-memory-lite-check-ram-and-system-checker/id873671623)
- [Memory & Disk Scanner - Check System Information](https://appshunter.io/ios/app/memory-and-disk-scanner-check-system-information/id923813218)
- [Folder Lock - Hide Photo,Video](https://appshunter.io/ios/app/folder-lock-hide-photovideo/id1015929512)
- [Password Lock Private Photo & Video - Don't Touch This](https://appshunter.io/ios/app/password-lock-private-photo-and-video-dont-touch-this/id1026958017)
- [Clean & Clear Duplicate Master Contact Cleaner - Monitor & Check Memory Disk RAM Free](https://appshunter.io/ios/app/clean-and-clear-duplicate-master-contact-cleaner-monitor-and-check-memory-disk-ram-free/id1027423435)

All apps by Phan Nhut: https://appshunter.io/developer/849063753

## Related topics

[device monitor z](https://appshunter.io/ios/topics/device-monitor-z) · [cpu clean](https://appshunter.io/ios/topics/cpu-clean) · [device monitor](https://appshunter.io/ios/topics/device-monitor) · [device monitor 2](https://appshunter.io/ios/topics/device-monitor-2) · [hwinfo](https://appshunter.io/ios/topics/hwinfo) · [gpu x](https://appshunter.io/ios/topics/gpu-x) · [cpu z](https://appshunter.io/ios/topics/cpu-z)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-25.*