This is another top Android app for anyone that works with networked computers. Need to know if your web server is up and running? Ping will let you check from your Android phone. This application does just what it says, it allows you to send ICMP pings to a server from your Android phone.
App Manager is an Android application that makes managing your applications simpler. It allows you to backup unprotected applications to your SD card. It will also allow you to easily uninstall an application and to reinstall an application from your SD card.
This Android application uses the camera in your phone to read bar codes. This application reads both UPC style bar codes and QR codes. This application works with other Android applications such as the Amazon application to look up information and prices on products.