Jeppesen provides specialized layouts tailored to distinct phases of flight:
Designed from a pilot’s operational perspective. Critical information—such as frequencies and safety altitudes—is heavily bolded and placed logically to match the sequence of a real flight. jeppesen chart
Airlines choose Jeppesen because a pilot flying from New York to Tokyo can transition between domestic and foreign airspace using identical chart layouts. This eliminates the dangerous friction of learning a new country's unique chart styling mid-flight. The Digital Transition: Jeppesen FliteDeck jeppesen chart