In spring 2014, the Office Store will begin supporting 5 new languages in Office apps to tie in with 8 new storefronts around the world. The Office Store also will offer subscription pricing for Office and SharePoint apps to allow developers a more convenient method of making monthly payments.
Beginning now In October 2013, developers will be able to update and/or submit subscription apps in the Seller Dashboard. And starting in November, Office Store users will be able to purchase subscription apps. Read more about the exciting changes in the Office Store here.