From Netretina EVO:
Helpdesk software that will let you instantly take remote control of computers over the Internet with Netretina Software, even through firewalls, where you can choose between on-demand and permanent remote connection modes. No prior installation or configuration is required, just use it fast and secure. You can use Netretina Software for remote access for your employees, online support, software development and maintenance & management of remote computers. Software features: Permanent or on-demand remote computer, chat, file transfer, computer inventory, videoconference, trouble ticket and fully customizable for your company. Version 7 adds client service auto-updater and remote computer inventory.