Developer Utilities vs Developer Toolbox

Developer Utilities is a practical toolbox for development, testing, and day-to-day troubleshooting. No account is required—open the app and start diagnosing networks, inspecting web pages, processing data, or transferring content across your local network. Network diagnostics • View local and public IP addresses, carrier details, and proxy information • Ping a domain or IP address • Run single or batch DNS queries • Look up Whois and ICP registration information • Scan the local network and run traceroute Development and debugging • View page source, inject vConsole, and run custom JavaScript • Format JSON • Create and decode short URLs • Convert and preview RGB/HEX colors • Browse system fonts QR codes and cross-device transfer • Scan or generate QR codes • Transfer text, images, and files between a browser and your iPhone or iPad on the same local network • Preview and save images, or open files with the system share sheet • Temporary images and files are removed when the transfer session ends Quick Note • Save text in seconds • Browse a dedicated history page with update times • Tap any record to load it back into the editor The app supports English and Simplified Chinese and follows your system language automatically. The app contains ads. A one-time, non-subscription purchase permanently removes ads and can be restored at any time.

With this app, you can easily access your iOS device's information, including IDFA and IP address, and test its sensors.