Zoho Projects has integrated chat feature where the users can collaborate in a chat room under each project i.e chat tab. In addition to that project users can also do a one-to-one chat with other project users by clicking on the user photo in the Project Dashboard.

In Project Dashboard, users are displayed with photo and online status. If their names displayed in green then the user is online else offline

You can start one to one chat with the user by clicking on the photo

You can minimize one chat box and continue with the other. If any message is received in the minimized chat box then the chat topic at chat bar at bottom will blink and gets highlighted

One to one chat with another user

You can use smileys in your chat

You can start the one to one by also clicking on the photo next to each forum posts under Forums tab

You can also start the one to one chat by clicking on the photo of the user under Users tab. Under Users tab, on the left hand side, only currently online users will be listed. Click on the user link to start the one to one chat.

What an effective way to chat with your project users. Indeed very effective. Try out @ http://projects.zoho.com

Prince