Taking one app you’d have to download separately, Microsoft updated its OneNote app on Android to add Android Wear support. The Android Wear version of the app lets users view notes from the wearables and add new ones via voice command. There doesn’t seem to be any difference from the way OneNote Android Wear app worked before, this time, as mentioned, you just don’t have that extra app with you.
Source: Android Police | Download: Google Play Store (Free)