Joopz is a free web based SMS text messaging service that allows users to send free SMS text messages from the Web to both individuals and groups, while enabling recipients to respond directly to the originating PC or Mac from their mobile phones.
Joopz web texts can be sent from any web-enabled device worldwide to any mobile phone in US or Canada for free.

-You can save a real-time history of all your conversations.
-The Joopz Group Chat feature, you can have conversations via text with all your friends at once.
-You can also recieve text reminders for free.
-The SMS Forwarding feature lets you receive Joopz messages from recipients to your cell phone.