Note: On mobile devices, "Standard" quality is often sufficient and uses significantly less storage and data than "High" quality. How to Ensure You Only Use Wi-Fi

Once a movie is downloaded, you can watch it multiple times without using any more data.

Netflix often applies heavy compression during the download process, which can sometimes make a download slightly more data-efficient than a live stream. How Much Data Does a Download Use?

The key to saving your mobile plan is simple: download while connected to Wi-Fi. Once the show is saved to your phone or tablet, you can watch it anywhere—on a plane, a train, or in a remote area—without using a single megabyte of your cellular data. Does Downloading Use More Data Than Streaming?

Strictly speaking, the amount of data used to a title is roughly the same as the data used to stream it once at that same quality. However, downloading has two major data-saving advantages: