- Officially licensed NYC subway map
- Best map among available apps: smooth and zoomable
- Map updates automatically when changes occur (requires data connection).
- Calculates the right amount to add to your MetroCardⓇ
- Latest delays and service interruptions for each subway line (requires data connection)

- Maps work underground even if there is no connection to the Internet!
- The maps will automatically update when a newer map is available (requires network connection).
- The maps are given the entire screen! We don’t use tabbed views and other navigation mechanisms that take up valuable real estate. A custom slide-out menu design is used.
- Smooth scrolling and zooming

Other features:
- Pinch to zoom in and out
- Double-tap to zoom in by a factor of 2
- At full zoom, double-tap to zoom out by a factor of 8
- The map initially opens at an optimal position
- When the map is seen in its entirety by fully zooming out, the full view is preserved under orientation changes.