The desktop app works a lot like thewebapp version, but supports native Mac notifications and an offline mode.
If you’re already a Sunrise user, it’s worth a download.
Sunrise(Free) | Mac App Store viaThe Next Web
Sunrise, the Smart Calendar, Is Now Available for Mac
Mac: Sunrise is our favorite calendar app on the iPhone , and now it's available for Mac as well.The desktop app works a lot like the webapp version
