DU Meter 5.x and earlier are no longer supported. These downloads are provided as a service for current registered DU Meter users only. Registrations for DU Meter 5.x and earlier are no longer available. If you are a first-time DU Meter user, you are advised to download the latest DU Meter version instead.
If you already have DU Meter 6.x license, all 6.x version upgrades are free. If you bought a DU Meter 5.x license later than April 1st, 2012, your serial number will be accepted by DU Meter 6. Otherwise you need to buy an upgrade, and you're entitled to a 50% discount from our current DU Meter price.
For more information, please visit the DU Meter upgrade web page.