Meet the Fi Series 3+ Smart Dog Tracker Collar Keep tabs on your dog with a collar that blends precise tracking, thoughtful health insights, and everyday practicality

The Fi Series 3+ builds on Fi's GPS technology to deliver -time location across the country via the Fi app, helping you stay connected during daily walks, weekend getaways, and those curious backyard explorations

The design prioritizes comfort and reliability, so your dog can wear it with ease while you gain peace of mind

With next-gen GPS accuracy, you gain a clearer view of where your dog is now and where they’re headed next

The compact unit is built to endure busy days, rain, and low-light moments thanks to its waterproof construction and LED visibility

And because every pet family is different, Fi keeps things simple with a six-month membership included, so you can start tracking and organizing data without extra onboarding friction

Key capabilities at a glance Next-gen GPS accuracy: 2x improved performance for -time location with nationwide reach through the Fi app, so you know where your dog is

Escape alerts: Custom virtual fences trigger instant notifications the moment your dog leaves a safe zone, with frequent updates as needed

AI-powered health and behavior tracking: Detects activity, rest, barking, licking, scratching, eating, and drinking to build a complete daily picture in the app

Apple Watch integration and cross-device compatibility: View live location and Lost Mode from your Apple Watch, iPhone, or Android device; receive helpful reminders through the Fi app

Smart vet records: Store vet receipts, vaccine history, insurance, training certificates, and other important health documents in one place for quick reference

All-weather design with visibility features: Waterproof construction and LED visibility support safe use during walks in rain or low light, paired with a compact small pink collar for daily wear

Health and behavior insights your family can use The AI-powered monitoring translates daily rhythms into actionable signals without medical claims

You’ll see patterns in activity and rest, plus indicators like barking, licking, scratching, eating, and drinking—useful context for conversations with your veterinarian or trainer, and to tailor your dog’s routine

Stored data lives in the Fi app, so you can review trends over days, weeks, or months and them to vaccines, training milestones, or changes in schedule

The combination of location data and behavior insights helps you plan safer walks, schedule vet visits, and notice subtle shifts that might matter to your dog’s well-being—while keeping expectations grounded in your own dog’s pace and needs

-world use cases Park and urban exploration: Escape alerts let you react quickly if your dog strays toward busy streets or off-leash areas

Daily life planning: Activity and rest trends help you design exercise and recovery days tailored to your dog’s energy levels

Clinic visits made smoother: Vet records and vaccination history are accessible in one place during appointments

The included 6-month membership means you can start recording data, testing alerts, and organizing records without delay

This setup supports ongoing awareness of your dog’s routines, while keeping expectations istic and centered on your dog’s comfort and safety

FAQ Q: What does the 6-month membership include

A: The 6-month membership includes full Fi app access, -time GPS tracking, health and behavior monitoring, escape alerts, and cloud storage for vet records and documents

Q: Is Fi Series 3+ compatible with Apple Watch

A: Yes, you can view live location and activity directly on your Apple Watch and iPhone