![]() ![]() If you’ve ever tried to navigate in a place where your phone has weak or no celluar service, you probably wished you could take advantage of offline phone GPS. While navigation is one of the most important uses travelers have for their smartphones, how often do you think about exactly how a phone knows where you are and where you’re going? You might not know that in addition to connecting to cellular towers, your phone is constantly tracking GPS signals from satellites circling the planet-and that you can use your phone GPS without data for more purposes than you might expect.
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