Verizon is offering the service to its high-speed Internet subs. The "Unlimited" tier runs $14.95 per month; a "Family Place" service featuring casual and card games is $7.95 per month.
Verizon also offers free game services with RealNetworks Inc.'s RealArcade and Wild Tangent. It also operates the Verizon Game Network, a service for "serious" PC gamers powered by CNET/Gamespot that runs $7.95 per month.
Exent's platform automatically checks for hardware compatibility and handles the secure installation and downloading of the game. Exent has a similar deal with Comcast Cable.