A Office Suite is essential to do usual daily tasks and in that post you will see which are the best paid and free softwares.
best well-known paid suite is Microsoft Office. The best versions are
Microsoft Office 2003 (if you use Windows XP) and Microsoft Office 2010
(if you use Windows 7,8 or 10) because both are fast and light. The
worst versions are Microsoft Office 2007, 2013 and 2016 because they
are slow and the installation package is heavy.