The free ONLYOFFICE 10.5 download is provided on our website. Our antivirus system always scans the downloadable files for malware. It scanned the software and reported that it is 100% secure. The most popular versions of the software are 8.5, 8.1 and 7.7. You can find it in the Productivity category on our website. Please note that ONLYOFFICE is developed by Ascensio System SIA.