That’s a discount of 85 and you only have to pay for it once.
ONLYOFFICE FOR MAC FOR MAC
One pack - three editors - multiple features
It is fully compatible with Office Open XML formats. The application does not require constant connection to the Internet and allows you to create, edit, save and export text, spreadsheet and presentation documents. OnlyOffice Desktop Editors is an open-source office suite distributed under AGPL v.3 that combines text, spreadsheet and presentation editors allowing to create, view and edit documents stored on your computer.