IM+: ICQ/AOL/MSN/Yahoo Mobile Instant Messenger 3.8
the author of this app says:
This program allows you to connect directly to AOL, ICQ, MSN and Yahoo! messenger accounts. It supports file transfers through ICQ and AOL with other IM+ clients. You can send files to ICQ Lite and ICQ Pro 2002 and 2003 software users. IM+ keeps the contact list information on the respective servers. It provides simultaneous connection to all selected systems, full presence status support, multiple dialog windows, message history, copy and paste support, authorization for presence status subscription, and sound alerts for incoming messages and contacts coming online.