This utility app provides detailed hardware and software diagnostics for iOS devices. It displays system information, CPU frequencies, memory size, and device model identification. A convenient Today widget offers quick access to speed-related information.
Reviews of CPU X are mostly negative: the Utilities app is rated 4.4/5 from 309 App Store ratings. What users like most: displays CPU frequency, shows hardware info. Top complaints: charges without purchase, app crashes frequently. Summarized from real user reviews.
1.8.0
October 28, 2026
• Designed for iPhone Duo and iPad: on the larger screen every tab is laid out in two columns, and the layout adjusts when iPhone Duo is half open. • Added support for the latest Apple devices. • On iPhone Duo, Device Details shows both the outer and inner screens. • Neural Engine figures that Apple has not yet published are now marked "Not Published by Apple".
More8 issues
App freezes on current CPU frequency
App force closes on iPhone Xs Max
4 requests
Add engineering news for iOS
Add notifications
CPU X offers comprehensive hardware and software diagnostics for iOS devices. This includes detailed system information, CPU maximum and instantaneous frequencies, memory size, SoC and device model identification, and firmware information.
Yes, the app includes a simple and beautiful Today widget. This widget allows you to quickly check if your phone is running at full speed, providing an easy way to monitor performance.
Based on the provided information, this application is free to use. There are no mentions of in-app purchases or advertisements, suggesting a completely free experience.
CPU X is designed for iOS-based devices, including iPhones and iPads. It provides diagnostic information specific to these Apple hardware platforms.
Common use cases include monitoring your device's CPU performance, checking memory usage, identifying your specific device model and SoC, and gaining insights into firmware details. The Today widget is useful for quick performance checks.
