They are trying to get into the mobile game: https://office.microsoft.com/en-us/web-apps/ https://office.microsoft.com/en-us/web-apps/ However, these are stri

They are trying to get into the mobile game: https://office.microsoft.com/en-us/web-apps/ https://office.microsoft.com/en-us/web-apps/ However, these are strictly inferior to the desktop versions (for example, web Excel doesn't support array formulae)