Avast destect puran defrag as unwanted software

HEre virus total report

https://www.virustotal.com/es/file/012ada268abdb9654ca7813256049ec7578b3b4981abc4e0e310ef038ab9c169/analysis/1430879973/

here the site where download
http://www.puransoftware.com/Puran-Defrag.html

You can report a possible FP here: https://www.avast.com/contact-us.php?subject=VIRUS-FILE

Hi,

the false positive will be fixed in the next virus database update. We’re sorry for the inconvenience.

Best regards