Fi for dogs and cats
Choose the right Fi for your pet.
The most advanced GPS trackers ever built, trusted by millions of pet parents. Everything you need to keep them safe and healthy.
4.7 · 36,000+ reviews
Not sure which Fi is right for you?Answer a few questions and we'll match you to the perfect one.
Fi Mini
The world's smallest, lightest, most stylish attachable GPS & AI-powered health tracker.
- Attachable to collars and harnesses
- Small & lightweight
- Up to 2 months of battery life
- Fi Intelligence enabled
Fi Series 3+
The longest-lasting GPS & AI-powered health tracker in a durable, all-in-one smart collar design.
- Built directly into the collar
- High durability
- Up to 3 months of battery life
- Fi Intelligence enabled
Fi Ultra
Ultra-rugged GPS tracker for any adventure, powered by T-Satellite with Starlink.
- Attachable to collars and harnesses
- Powered by T-Satellite with Starlink
- Up to 5 days of battery
- Recall with sound & vibration
Fi Mini for cats
Feather-light and compact attachable GPS tracker for indoor or outdoor cats.
- Attachable to collars and harnesses
- Small & lightweight
- Up to 2 months of battery life
- Fi Intelligence enabled
Included with every Fi
Free shipping
1–2 day option
30-day returns
Try risk-free
1-year warranty
Built to last
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