Symbian S60

Today's tip is a Symbian serie s60 v 3.0 application.

Overview

Conversation is a messaging application that allows you to follow your conversations, organized by individual contacts. In addition, the application provides an easy way for replying to messages, and to continue the conversations.

After installation, the application will appear in your device as an application shortcut, and as a new tab in your Contacts application.

http://www.nokia.com/A4568203

Updated 2007-07-02: Now it seems to work for real!
Note: This only works for Nokia devices with Symbian OS 9.1 (S60 3rd Edition).

Instructions:
1. Download WindowsLive_S60_3_0_v_1_0_6141_Signed.rar
2. Unrar the file
  2.a Google if you don't now how to unrar (or what the hell, download Winrar from www.rarlabs.com.
3. Transfer both files to the device.
  3.a If you don't know how. Google is your friend or maybe you shouldn't be doing this...
4. Install in this order: 1. dep.sisx, 2. WindowsLive_S60_3_0_v_1_0_6141_Signed.sis.
5. Enjoy.

source http://www.endera.eu/sis/

(and yes it works I just tried it )