Comparison

CPU vs CPU

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

Head to head
About

CPU

This app provides detailed insights into your device's hardware and real-time diagnostics. It also offers tools to optimize storage by compressing media and cleaning contacts, along with a comprehensive suite for testing device sensors and network functions.

Highlights
  • Comprehensive device hardware insights
  • Real-time diagnostics and sensor testing
  • Video and image compression
  • Duplicate contact cleanup
  • Junk mail and spam message filtering
  • Network diagnostics tools
Features
Read full description

CPU-X is an all-in-one device information, hardware monitoring, and system diagnostic tool for iPhone and iPad. It provides real-time insights into device performance, temperature, hardware status, and network conditions with a clean and efficient interface. All data is processed locally on your device. No data is collected or uploaded. 1. Comprehensive Device Information: Device model and system information, CPU architecture and performance details, GPU information, memory (RAM) usage, storage usage and available space, battery health and charging status, device temperature monitoring (CPU and battery temperature), network configuration and connectivity status, sensor availability and access status. 2. Real-Time System Monitoring: CPU usage monitoring, memory usage tracking, storage analysis, network speed and latency testing, system status overview. 3. Device Temperature Monitoring: CPU temperature monitoring, battery temperature monitoring, charging temperature tracking, thermal load and performance impact analysis. 4. Widgets and Quick Access: Home screen widgets, real-time device status widgets, battery CPU and storage shortcuts, quick system overview panel. 5. Display and Refresh Rate Tools: High refresh rate detection (60Hz, 120Hz, ProMotion), screen refresh rate testing, display performance analysis, picture in picture support for floating monitoring view. 6. Advanced Device Diagnostic Tools: Sensor testing including accelerometer gyroscope magnetometer barometer altimeter device motion and pedometer, connectivity testing including GPS compass Bluetooth NFC iBeacon, audio and haptics testing including microphone speaker vibration and haptic feedback, display and touch testing including brightness multi-touch and screen color test, camera testing including camera and flash test, network tools including ping traceroute DNS lookup speed test and network scanner. 7. Privacy Protection: CPU-X does not collect store or transmit any personal data or non-personal data. All information remains fully local on your device and under your control. Contact: For feedback or support contact miaozhi.ai@gmail.com

About

CPU

Features
Read full description

Get a clearer view of your iPhone with CPU-G, a streamlined system information and performance monitor designed for quick, easy checks. LIVE PERFORMANCE Track current CPU usage with automatic updates. See active cores, architecture, estimated processor details, GPU information, and Metal support in one convenient dashboard. MEMORY AND STORAGE Review memory usage, available memory, total capacity, storage usage, free space, and file system information. Simple progress indicators make it easy to understand your device status at a glance. BATTERY AND THERMAL STATUS Check battery level, charging status, Low Power Mode, estimated capacity, and the current thermal state of your device. DETAILED DEVICE INFORMATION Explore useful specifications for your display, cameras, network connections, controllers, hardware model, operating system, connector, and uptime. CPU-G includes: • Live CPU usage • Processor and GPU information • Memory and storage statistics • Battery and thermal status • Display and camera specifications • Network activity and wireless details • Connected controller information • Device model, OS, and uptime CPU-G presents technical information in a clean, readable interface, making it useful for troubleshooting, device checks, performance awareness, and anyone curious about the hardware inside their iPhone. Important: Some hardware specifications cannot be read directly through public iOS interfaces. Values labeled “estimated” are inferred from the detected device model and may vary by model, region, configuration, or operating system. CPU-G does not perform benchmark testing and does not claim to measure exact hardware clock speeds or battery health.

Screenshots

CPU4 screens
CPU2 screens

Verdict

The call

The clearest difference is in-app purchases: CPU at none against CPU's 1. CPU also leads on update cadence (daily vs fortnightly). On price, ads, device support and iOS requirement 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. CPU sells 1 one-off in-app purchase. CPU asks for nothing beyond the download.

UpkeepUpdate frequency

CPU ships an update fortnightly, CPU daily. The most recent releases landed on October 12, 2026 and October 3, 2026 respectively.

Scorecard2 real differences · 8 level
CPU versus CPU: the parameters behind the verdict, then further details
ParameterCPUCPU
PriceFreeFree
Rating4.7 (111 ratings) — better—
Positive reviews61.1% of reviews—
Number of ratings111 — better—
Update frequencyFortnightlyDaily — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.615.6
Further details — not scored
Size170 MB5 MB
Age rating4+4+
DeveloperCHENGDU MIAOZHI TECHNOLOGY CO., LTD.Renya Miyahara

In-app purchases

1 purchases

CPU

One-time1
  • Lifetime Premium$5.99
None

CPU

No in-app purchases

Questions

Is CPU free?
CPU is free to download, with in-app purchases available.
Is CPU free?
CPU is free to download, with no in-app purchases.
Do CPU or CPU have ads?
Both CPU and CPU show ads.
Which is updated more often, CPU or CPU?
CPU ships an update fortnightly, and CPU daily. Most recently, CPU was updated on October 12, 2026 and CPU on October 3, 2026.

Other comparisons