837 Union Street, Park Slope (Brooklyn)
It is cozy, has lots of sofas, dim lighting depending on where you choose to sit. Great atmosphere, and they have live music on weekend nights.
248 Mercer Street, Greenwich Village (Manhattan)
Due the location you can expect loads of NYU students, packed during the weekends. It’s a great place to relax and just waste your day away, awesome music.B Cup Cafe
212 Ave B, East Village – Alphabet City (Manhattan)
Awesome pandora station playing, free wifi, friendly service, and amazing food (perfect spot for veggies), Excellent place to get some work done in a quaint comfy atmosphere.
97 5th Avenue, Park Slope (Brooklyn)
Maybe home of the best coffee this side of the East River and they pastries from Balthazar. The place is kind of dim lit, more bar-like than a cafe, with lovely service and free wifi.
224 West 20th Street, Chelsea (Manhattan)
Sunday brunches could get a bit busy but the food make it worth the wait. Really cool vibe and a great menu to match (great sandwich selection). A good place to cozy up to relax or get work done, fast and free wifi.