Does OutlookSync have any embedded viruses, spyware, malware or other hidden files? Support Team April 25, 2018 20:04 Updated Follow No, OutlookSync has been fully tested by Mail2World engineers and it is perfectly safe for you to download and use. Related articles Do I need Microsoft Outlook installed to use OutlookSync? What is OutlookSync? What version of Microsoft Outlook do I need? OutlookSync Setup How Much Storage Space do I get? Comments 0 comments Article is closed for comments.