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How to use a Samsung Gear S3 smartwatch with an iPhone—and why you might want to

Samsung's circular smartwatch looks slick, but the iOS link limits some features.

gears3 iphone lead
Andrew Hayward/IDG

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Andrew Hayward is a Chicago-based games, apps, and gadgets writer whose work has been featured in more than 70 publications. He's also a work-at-home dad to an unruly four-year-old.