SIPphone, the makers of the Gizmo Project, have released a new VOIP service called GizmoCall that requires Macromedia Flash Player 9 plugin and allows you to make calls to landline and mobile phones for most countries in the world for 10 minutes, free of cost from your desktop web browser like Internet Explorer, Firefox or Opera.

You can also make unlimited free calls to the following networks without any time limit:

-Any Gizmo Project User
-Any Gtalk user by entering their Gmail address and clicking Dial
-Any Nokia n80 Internet edition mobile phone user by calling their Gizmo ID or their Internet telephone number to become connected
-Any US based 1-800 number
-Users with SIP addresses