fshell is the Symbian equivalent of bash + telnet + rlogin + a posix-like set of command-line tools. In other words it is a console framework for Symbian OS with support for remote connections and a suite of tools for debugging the device
PuTTY- This a port of the PuTTY secure shell terminal software for UIQ3 -based phones, based on Petteri Kangaslampi's PuTTY for Symbian OS Version 1.4 beta 1
Remind Me will make sure you know for all missed calls, new emails or text messages. Whenever you have a missed event( new email, sms, ...) Remind Me will catch your attention using sound, vibration and /or light alert. No need to check the phone every minute. Irreplaceable for professionals working on call
PktPing also named Pocket Ping, is a Ping utility for Symbian S60 devices.
Note: PktPing need NetworkControl capability, you need sign it by yourself before installing
PuTTY - is a free SSH client developed by Simon Tatham and others. This page contains a port to the Symbian OS, with support for S60, Series 80 Communicators, and Nokia 7710. All Nokia devices based on Symbian OS and all S60 devices by all manufacturers are supported
WirelessEnabler-allows your smartphone to communicate with dedicated servers in Internet via strongly encrypted, highly secured and traffic/bearer optimized data pipe.
It includes many other useful features like an on-line notification and OTA upgrade of any service up to the latest version
AirSpace is a FTP client for mobile phones. It can be used to backup private user data which includes contacts, messages, media files, important docs etc. User can zip/unzip, encrypt/decrypt local data with password as well. With 'AirSpace', you don't have to worry about losing your contacts upon losing your mobile