1.A string grab tool

Fiddler is an HTTP debugging proxy that logs and checks all HTTP traffic between your computer and the Internet, sets breakpoints, and looks at all the data coming in and out of Fiddler (cookies, HTML, JS, CSS, etc.). Fiddler is simpler than other web debuggers because it not only exposes HTTP traffic but also provides a user-friendly format.

2. IOS packet capture tool –Thor

Thor Packet capture tool is a very powerful and professional HTTP packet capture analysis tool for Ios. It is suitable for development and debugging. It has no hiding function and is very easy to use for network packet capture.

  • It’s available on the AppStore for a fee.
  • Free Tutorial

3. Android Traffic capture tool –PacketCapture

PacketCapture is a powerful debugging application that can capture any network traffic on an Android phone. It uses the VPN service of the Android system to capture network requests. Root is not required and HTTPS requests can be fetched using man-in-the-middle techniques.

4,Charles packet capture tool

Charles is an HTTP proxy /HTTP monitor/reverse proxy that enables developers to view all HTTP and SSL/HTTPS traffic between their machines and the Internet. This includes request, response, and HTTP headers (including cookie and cache information), support for modifying online code, and debugging

5,spy-debugger

One-stop page debugging and packet capture tool. Remotely debug any mobile browser page, any mobile webView (e.g. Wechat, HybridApp, etc.). HTTP/HTTPS is supported without USB connection.