If you surf web from your GPRS connection, here is your chance to save bandwidth and fasten your speed - just by Opera's optimization of images for your phone. On top of that you get clear fonts!
Seamlessly manage multiple connections: SmartConnect
If you connect your phone to the net through multiple internet connections - wifi, gprs, 3g - this is one app that will make your life very smooth on an E71. No annoying asking for connection settings each time you move.
Before you download it, just ensure that setting in your app manager in downloads are set to - Software Installation to All and Online certificate check to On. Once you do that, go to downloads on your E71 to download and install this wonderful app.