This article applies to PRTG Network Monitor 9

PRTG 9 Welcome Wizard—Welcome to PRTG Network Monitor

Choose which edition of the software you would like to install. There are three options.

Freeware Edition

• Use PRTG for free without a time limit.
• Monitoring is limited to 10 sensors and a minimum scanning interval of one minute.
• No registration is needed to use PRTG as freeware!

Trial Edition

• Test PRTG for 30 days with unlimited access to the software.
• You can monitor an unlimited number of sensors
• You need to register at Paessler to obtain a trial key.
• After the trial period, PRTG will automatically change to a freeware edition.
• Note: If you have received a special Starter Edition key for extended freeware monitoring with 20 sensors, please choose this option.

Commercial Edition

• Buy a license now or enter a license key that you have already purchased.
• This option is only available if you have downloaded the commercial installer. You cannot use a commercial key with the freeware- or trial installer. In order to download the commercial installer, please log in to your Paessler customer account.
• Enter a license key and monitor your network according to the PRTG license you have chosen.

Welcome Wizard Help—Enter License Key >
Welcome Wizard Help—Essential Settings >