Droidcat is a collection of security and penetration testing tools for security professionals, it includes packet sniffers, network tools, scripts and attack tools to check your own network security using an Android phone, the idea is to use a mobile phone as a penetration testing toolkit, source code is provided for review.
Droidcat Android PEN testing app
The developer’s plan is to compile a full suite of ethical hacking tools accessible using a single app, as more and more people start using smartphones this seems like a good idea , smartphones can be easily moved anywhere in a building inside your pocket taking advantage of Wifi proximity signal and people do not expect others to sniff passwords or run malicious scripts using a mobile phone.