FindGreat Wineries & Deals Discover great wineries in Napa Valley & Sonoma. App also instantly finds great deals from wineries. Most wineries charge $ 5 per person to $ 20 per person for wine tasting. This GPS enabled App instantly finds FREE Tastings, 2 for 1 Tastings and other deals closest to you. The App also provides mapped and turn by turn driving directions to each winery. You can also get Yelp reviews for each winery along with YouTube videos, flickr photo streams and nearby Tweets.