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.
Summarized from real user reviews of CPU X. Based on 310 reviews and a 4.4/5 average, it highlights the 5 positives and 7 negatives reviewers mention most about this Utilities app.
1.7.4
August 17, 2026
• Refined the Settings screen: a more compact header leaves more room for content, plus a Done button and a drag handle make it easier to close.
8 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.
