Provides information on CPU usage, battery health, and storage.
Dial *#06# to immediately show your device’s unique IMEI number, as shown in this PCMag article.
Dial *3001#12345#* followed by the call button to reveal advanced network settings and cellular data information, as explained in this Wilson Amplifiers blog post . Test & Check for iPhone
Apps such as Phone Diagnostics allow for thorough testing of components like touch screens, cameras, and speakers, as noted in this PCMag article.
Are you asking because of a specific (e.g., battery, touchscreen) or are you evaluating a used iPhone ? Let me know, and I can suggest the best diagnostic tools for that situation. My Device Info! - App Store - Apple Provides information on CPU usage, battery health, and
Helps check sensors and parts, according to App Store descriptions.
Offers details about the device's system specifications. Other Ways to Test/Check Your iPhone Apps such as Phone Diagnostics allow for thorough
"Test & Check for iPhone" is a utility tool designed for diagnostics and hardware monitoring on Apple devices. It is often bundled with or categorized under "My Device Info" apps on the App Store .