Get a 1-month free trial with a Fi device to track your dog's GPS location, activity, and health.
Free trial available with a Fi device purchase; see membership terms.
A Fi membership starts at $19/month and unlocks GPS tracking, activity monitoring, and escape alerts for your dog's collar.
Membership required to activate GPS features; from $19/month. A one-time $20 activation fee applies.
Prepay for 2 years of Fi Series 3 membership for $339, the lowest per-month rate versus shorter prepaid terms.
Series 3 prepaid pricing: 2-year $339 USD, billed upfront with a one-time $20 activation fee.
Prepay for 1 year of Fi Series 3 membership for $189, or choose a 6-month prepaid plan for $99.
Series 3 prepaid pricing: 6-month $99, 1-year $189 USD, billed upfront plus a one-time $20 activation fee.
Every Series 3 purchase includes a 30-day satisfaction guarantee, with a full refund available within 30 days of purchase.
Request a full refund within 30 days of the purchase date; see return policy for conditions.
Use a friend's referral code to get $20 off a new Series 3+ or Fi Mini collar plus one free month added to your Fi Membership; the referrer also gets a free month.
Valid only for new, full-priced Series 3+ or Fi Mini purchases at checkout; one use per unique person; cannot be combined with other offers or applied retroactively.
Offers for Fi are taken from Fi's own official pages and vetted before publishing. A Verified badge means we confirmed the deal on Fi's source on the listed date, and we link to it for transparency; unconfirmed deals are Pending, and dead codes retire to Expired. We publish no made-up success rates and run no live-cart tests — our editorial policy has the specifics.
| Offer | Type | Last checked | Source | Status |
|---|---|---|---|---|
| 1-month free trial with device | Deal | Jul 18, 2026 | Official page | Verified |
| Membership from $19/month | Deal | Jul 18, 2026 | Official page | Verified |
| 2-year prepaid $339 | Deal | Jul 18, 2026 | Official page | Verified |
| 1-year prepaid $189 | Deal | Jul 18, 2026 | Official page | Verified |
| Money-back guarantee | Deal | Jul 11, 2026 | Official page | Verified |
| $20 off + free month | Deal | Jul 11, 2026 | Official page | Verified |
Fi makes a smart GPS dog collar (the Fi Series) that tracks a dog's location, activity, sleep, and escapes. Using the GPS and tracking features requires a Fi membership, available monthly or as prepaid 6-month, 1-year, and 2-year plans. The codes and deals above are sourced from Fi's own site and verified before listing.
Buy a Fi Series collar, then activate a membership (monthly from $19 or a prepaid plan) in the Fi app to enable GPS tracking, activity monitoring, and escape alerts. A one-time $20 activation fee applies. New buyers can start with a 1-month free trial.
Shipping options and costs are shown at the Fi checkout; many orders qualify for free standard delivery above a minimum spend.
Returns follow the Fi policy — check their site for the current window and conditions.
Summarised from Fi's official policy pages (source), last checked Jul 18, 2026. Always confirm current terms at checkout.
Membership starts at $19/month. Series 3 prepaid plans are $99 for 6 months, $189 for 1 year, and $339 for 2 years, plus a one-time $20 activation fee.
Yes. There is a one-time $20 activation fee billed with your membership.
Yes. You can get a 1-month free trial with a Fi device.
Yes. A membership is required to activate GPS tracking, activity monitoring, and escape alerts.
This page currently tracks 6 active offers: 6 automatic deals. The list changes as offers are added, expire, or are withdrawn.
We currently show 6 source-verified offers. Each verified row links to the official page where the offer was found.