ClickNTalk

ClickNTalk allows you to make a voice call to any toll-free number in the United States, Singapore, Taiwan, and Japan, without disconnecting from the Internet. You can engage in text chat or co-browse the Web with ClickNTalk merchants. You may also search for toll-free numbers using keywords such as company name, product, and so on. ClickNTalk version 5.5 contains features that include file transfer and whiteboard; support for network address translation.

Requirements:

Windows 95/98/Me/NT/2000