There’s a new breed
of dog collar

OFF LEASH NEWSLETTERAll the dog news you'll obsess over, in your inbox twice a month.

Fast Company
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Track your dog anytime, anywhere.

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Backyard Geofence

Never worry about your pup getting out again.

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Dog Walker monitoring

Always know where your dog is and who they’re with.

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Travel tracking protection

Enjoy your vacations knowing where your dog is at all times.

Learn more about tracking →

Keep your dog in the best shape of their life.

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Maintain the perfect exercise level

Every dog is unique. Learn how many steps your dog needs and easily keep track of it every day.

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Compete against other dogs wearing the Fi Collars all over the US.

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Meet the smartest dog collar ever built.

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Connect with a unique community of Fi dog owners.

Discover other Fi dogs in your neighborhood. Connect your pup’s Instagram and browse and share pictures with the Fi family!

Learn more about the community →

I got it in October and only had to charge it once.

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'Best Dog Tracker 2020'
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A headshot of Dr. Jeff Werber D.V.M.
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As a practicing veterinarian for over 35 years, I’ve always searched for ways to keep my patients safe and healthy. With Fi, pet parents are held accountable for their pup’s exercise routine and can set individual activity goals to make sure your dog stays in good physical health.

Dr. Jeff Werber D.V.M.
Fi Vet Expert and Emmy Award winner

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The longest-lasting tracking device on the market.

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The first GPS dog collar that continuously searches for your canine companion without killing the collar's battery or your phone.

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A nicer, more streamlined design than much of the competition

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Your dog will be as happy wearing it as you are knowing they’re in safe hands.

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Try Fi risk free.

  • Free Shipping
  • 1 Year Warranty
  • 30-Day GPS Trial