A free version of ONLYOFFICE 10.5 can be found on our website. Our antivirus system always scans the programs for malware. It scanned ONLYOFFICE and reported that it is 100% secure. The copyright of ONLYOFFICE belongs to Ascensio System SIA. According to the information on our website the most popular versions of this tool are: 8.5, 8.1 and 7.7. You can find it in the Productivity category on our website.