Best Whistle in 2026

Subscription required. Plan covers location tracking with GPS, health and fitness monitoring, including proactive notifications, alerts, health reports and more. Yearly $8.25/mo.

Location Tracking. Set up alerts and quickly locate your pet, whether they’ve made a sneaky escape, or are 3,000 miles away. Receive notifications if your pet's location leaves a designated safe area. Using AT&T nationwide network and Google maps, this collar can track your dog’s location with 15 second updates. Requires Wi-Fi connection.

Health, Nutrition, & Activity Tracking. Monitor activity levels, calories, distance, and activity, along with behaviors like licking, scratching, and sleeping to keep an eye on potential health problems. Get recommendations on food portions based on activity levels, breed, age, and weight. Email a 30-day report to your vet.

Subscription required. Plan covers location tracking with GPS, health and fitness monitoring, including proactive notifications, alerts, health reports and more. Yearly $8.25/mo.

Location Tracking. Set up alerts and quickly locate your pet, whether they’ve made a sneaky escape, or are 3,000 miles away. Receive notifications if your pet's location leaves a designated safe area. Using AT&T nationwide network and Google maps, this collar can track your dog’s location with 15 second updates. Requires Wi-Fi connection

Health, Nutrition, & Activity Tracking. Monitor activity levels, calories, distance, and activity, along with behaviors like licking, scratching, and sleeping to keep an eye on potential health problems. Get recommendations on food portions based on activity levels, breed, age, and weight. Email a 30-day report to your vet.

New Whistle models available: Whistle go explore and Whistle go

Nationwide location tracking: pinpoint your pet’s location with this top-rated SMART GPS activity tracker for your pet anywhere AT&T 3g cellular service is available.

Proactive alerts: get text, app or email notifications when your pet leaves home.

Extensive research goes into each Whistle collar, the only smart device powered by The Pet Insight Project, an award-winning team of vets and data scientists. Get free access to vet expertise through chat, call and video, powered by VETINSIGHT

Catch potential health issues with this intelligent dog collar such as increased scratching, indicating skin infections or allergies and increased licking, indicating joint pain, skin irritations, or high stress levels

Our dog collar tracks changes in drinking or eating habits indicating health issues like diabetes, UTI, oral health and more. Track fitness and set a personalized goal to ensure they are getting enough exercise based on their breed, weight and age

SUBSCRIPTION PLAN NEEDED - Monthly, 1 year, 2 year and 5 year plans available starting at $5 per month. Try risk free with a 30 day money back guarantee.

LIVE TRACKING & LOCATION HISTORY - Follow your furry friend's every step in real-time on your phone. See where your dog has been and what they've been up to with this dog GPS tracker.

VIRTUAL FENCE - Mark safe zones, like your garden, and know the moment your dog leaves one - and when they come back safely.

SUBSCRIPTION PLAN NEEDED - Monthly, 1 year, 2 year and 5 year plans available starting at $5 per month. Try risk free with a 30 day money back guarantee.

NEW XL SIZE - Built for big (40 lbs and up) dogs and fits collar widths up to 1.6". Waterproof and adventure-proof for your outdoorsy friend.

UP TO 21 DAYS OF BATTERY - Extended battery life up to 21 days depending on usage and network connectivity.

🔎【ANTI-LOST KEY FINDER】The smart key tracker is a great gadget to alert you when you are about to forget your belongings. Pair to the app and keep it running at back-end, your phone and key locator will both ring to alert you once it is disconnected, perfect for traveling to avoid losses.

🔎【PORTABLE & CONVENIENT】The smart key finder is designed in compact size and easy to carry around. You can put it in your wallet as a wallet finder or in the bag with your phone as a phone finder or as any other item finder, bringing convenience wherever and whenever you are.149

🔎【LONG BATTERY LIFE & STYLISH】The Bluetooth key tracking device is powered by CR2032 battery with super long standby time over 10 months and can be replaced easily for long-term use. Delicate and elegant appearance makes it look like an art of pieces.

【30 Days Battery Life, IP68 Waterproof】Advanced LTE-M cellular technology, Wi-Fi, and Bluetooth 5.1 combined with Pawfit intelligent algorithms to maximize battery life. (Usage and signal strength may affect battery life.) Pawfit 3s dog GPS tracker can be submerged in water up to 9.8ft deep for up to 30 minutes, maintaining extreme durability during outdoor adventures.

【Escape Alert, Built-in Light & Alarm, Live Tracking】Receive alerts when your pet strays outside of their designated safety area. The FIND mode updates your dog's real-time position every 5 seconds, while the separate tracking light and alarm help you locate your dog in the dark.

【Remote Voice Command, Activity Monitoring】Record 5 personal voice commands and train or call your dog from afar with the tracker's speaker. Set personalized goals, monitor their steps, calories burned, distance travelled, and activity levels. Share the Pawfit 3s GPS tracker for dogs with up to 10 friends and family members to keep an eye on potential health issues.

NO SUBSCRIPTION NEEDED – Unlike most GPS trackers Tabcat does not require a monthly subscription. A single one off payment and you can find your cat for years.

QUICKLY FIND YOUR CAT - The most accurate directional cat locator of its kind. Unlike GPS works indoors and outdoors. The handset guides you which way to walk using audio and visual cues to find your cat in even the hardest to find places.

HIGHLY ACCURATE - The directional handset picks up the signal from the cats homing tag on the collar directing you which way to walk. As you get closer lights on the handset change from red to amber and then green with the audio beeps clearly indicating. No other locator is as accurate as Tabcat. Pinpoints to within 2.5cm /1 inch.

SUBSCRIPTION PLAN NEEDED - Monthly, 1 year, 2 year and 5 year plans available starting at $5 per month. Try risk free with a 30 day money back guarantee.

LIVE TRACKING & LOCATION HISTORY - Follow your furry friend's every step in real-time on your phone. See where your dog has been and what they've been up to with this dog GPS tracker.

VIRTUAL FENCE - Mark safe zones, like your garden, and know the moment your dog leaves one - and when they come back safely.

Small, Lightweight and Durable: Clips onto any size collar without weighing them down (only 18g!). Its so light and small design is perfect for pets of all sizes. It keeps up with an active lifestyle as it is durable and water resistant.

Real-time GPS location sharing with Unlimited Nationwide Range: Our advanced, patented beacon technology leverages the combination of GPS, Wi-Fi and Bluetooth to give you the best accuracy, range, and battery life to make sure you can stay connected when they’re on the go.

Powerful Smart Alerts & Customizable Virtual (Geo)Fences: Easily set up custom areas (geofences) to be alerted if your pet ventures beyond a trusted place.

SUBSCRIPTION PLAN NEEDED - Monthly, 1 year, 2 year and 5 year plans available starting at $4.99 per month. Try risk free with a 30 day money back guarantee.

LIVE TRACKING & LOCATION HISTORY - Follow your furry friend's every step in real-time on your phone. See where your dog has been and what they've been up to with this dog GPS tracker.

VIRTUAL FENCE - Mark safe zones, like your garden, and know the moment your dog leaves one - and when they come back safely.

Subscription required. Plan covers location tracking with GPS, health and fitness monitoring, including proactive notifications, alerts, health reports and more. Yearly $8.25/mo.

Location Tracking. Set up alerts and quickly locate your pet, whether they’ve made a sneaky escape, or are 3,000 miles away. Receive notifications if your pet's location leaves a designated safe area. Using AT&T nationwide network and Google maps, this collar can track your dog’s location with 15 second updates. Requires Wi-Fi connection.

Health, Nutrition, & Activity Tracking. Monitor activity levels, calories, distance, and activity, along with behaviors like licking, scratching, and sleeping to keep an eye on potential health problems. Get recommendations on food portions based on activity levels, breed, age, and weight. Email a 30-day report to your vet.

Subscription required. Plan covers location tracking with GPS, health and fitness monitoring, including proactive notifications, alerts, health reports and more. Yearly $8.25/mo.

Location Tracking. Set up alerts and quickly locate your pet, whether they’ve made a sneaky escape, or are 3,000 miles away. Receive notifications if your pet's location leaves a designated safe area. Using AT&T nationwide network and Google maps, this collar can track your dog’s location with 15 second updates. Requires Wi-Fi connection

Health, Nutrition, & Activity Tracking. Monitor activity levels, calories, distance, and activity, along with behaviors like licking, scratching, and sleeping to keep an eye on potential health problems. Get recommendations on food portions based on activity levels, breed, age, and weight. Email a 30-day report to your vet.

SUBSCRIPTION PLAN NEEDED - Monthly, 1 year, 2 year and 5 year plans available starting at $5 per month. Try risk free with a 30 day money back guarantee.

LIVE TRACKING & LOCATION HISTORY - Follow your furry friend's every step in real-time on your phone. See where your dog has been and what they've been up to with this dog GPS tracker.

VIRTUAL FENCE - Mark safe zones, like your garden, and know the moment your cat leaves one - and when they come back safely.

Cat Tailer tracker tag for cat collars is the best cat tracker no subscription device in the cat accessories category that attaches just like any ordinary name tag on a pets collar; no more hide and seek!

SMALL AND LIGHTWEIGHT PET TRACKER TAG - Cat Tailer is one of the smallest animal trackers (not limited to being an animal tracker for cats only, can be used as a dog tracker, however, it does have a cat decal) weighing at 7 grams and only 27 mm round being unobtrusive and sturdy enough to keep up with your pet’s adventures.

BLUETOOTH LOW ENERGY TECHNOLOGY - With a 328 feet/100 meters range, the Cat Tailer is a kitten collar tracking device that helps you find your pet location with Bluetooth frequency (does not use GPS) around your house, yard, or neighborhood. CAT TAILER IS NOT A GPS CAT COLLAR TRACKER.

🐕NO MONTHLY FEE, ANTI-LOST RADAR SERCHING: Petfon GPS tracker is free of any service fee or monthly fee.The small, durable, and rainproof device allows you to track your pet's activity and pinpoint his/her location in real time. Petfon GPS tracker combines GPS, WiFi, bluetooth, and long distance wireless technologies for accurate real-time positioning.The unique Rada serching feature can help you find the direction of the lost dogs.

🐕REAL-TIME & LONG DISTANCE TRACKING: Petfon GPS Tracker is easy to install and use. Just download the Petfon app and follow the instructions. With the app, you can view your pet's activities and pinpoint his location at any time. The tracking ranges can be up to 0.65 miles in downtown/dense space and 3.5 miles in an open environment. But it will be effected by surarroundings.

🐕GEOFENCING,MULTICOLOR ALERT,CUSTOMIZABLE VOICE COMMAND: With Petfon GPS tracker you can define a safe area around your pet's location and get notified instantly if your pet leaves that area. You can also activate the colorful lights on the GPS tracker to locate your pet more easily in dim light or at night time. Voice commands can be recorded and stored on the tracker to communicate with your pets remotely.

VARIETY PACK - This bundle includes two Tractive protective covers in Camouflage and Forest

Get extra protection for your Tractive Dog Tracker in Camoflage and Forest.

Easily snaps on and off Tractive Dog Tracker

US version only; This GPS dog finder receives and displays your dog's GPS Collar location, along with your location, on the Handheld Device's easy-to-read topographical map

The Handheld Device features 1:100,000 preloaded topo maps with unlimited lifetime map updates, no subscription required

Featuring HopTek technology, this location system uses GPS satelites, not cell service, to track your dog up to 10 miles away; Track up to 21 dogs with the purchase of additional TEK Series 2.0 GPS Tracking Add-A-Dog Collars (TEK-2L)

US version only; This GPS dog finder and trainer receives and displays your location and your dog's GPS Collar location, while allowing you to also train your dog by providing 99 levels static stimulation, along with tone and vibrate options

The Handheld Device features a tilt-compensated compass and backlit LCD screen with an adjustable scale from 100 yards to 75 miles

Featuring HopTek technology, this system uses GPS satelites, not cell service, to track and train your dog up to 7 miles away; Track and train up to 12 dogs with the purchase of TEK Series 2.0 GPS + E-Collar Add-A-Dog Collars (TEK-2AD)

Stay connected to your dog and the hunt with up to 80 hours of battery life.Special Feature:Waterproof.

Save battery life, and remotely put your dog tracking and training device to sleep with sleep mode when paired with a compatible Garmin device

Update your device via Garmin Express software, available for both Mac and Windows devices

Extensive research goes into each Whistle collar, the only smart device powered by The Pet Insight Project, an award-winning team of vets and data scientists. Get free access to vet expertise through chat, call and video, powered by VETINSIGHT

Catch potential health issues with this intelligent dog collar such as increased scratching, indicating skin infections or allergies and increased licking, indicating joint pain, skin irritations, or high stress levels

Our dog collar tracks changes in drinking or eating habits indicating health issues like diabetes, UTI, oral health and more. Track fitness and set a personalized goal to ensure they are getting enough exercise based on their breed, weight and age

Nationwide smarter dog GPS tracker. ONLY FOR the US. PETBIZ smart tracker utilizes NB-IoT technology, which gives you unmatched 30-day battery life. Averaging 30 days usage , while other 3G trackers last less than a week. Send alerts when power is lower than 30%. It only takes 2 hours to charge from 0% to 100%. Time saver for your busy life.

Proactive dog finder. Equipped with safe zone alert and lost dog mode. Define safe zone for dog and get notification when it escapes. When urgent searching mode is activated, Location data refreshes every 20-50 meters, a timely way compares to refreshed by minutes, will help you find your escape artist as soon as possible.

Pet Activity Monitor & Feeding Recommendations. Track your dog's daily active minutes, distance traveled and caloric burned by exclusive dog motion algorithm. It also set daily exercise goals and feeding recommendations based on age, weight and breed to keep your companion fit and healthy. Get in depth view of pet’s day and Share the data with up to 10 accounts in the App.

Nationwide smarter dog GPS tracker. ONLY FOR the US. PETBIZ smart tracker utilizes NB-IoT technology, which gives you 20%-30% more coverage across the US than any other 3G trackers, we have a good chance to track your dog in areas that 3G trackers can not. Please contact us if you are not sure the tracker could work at your place.

Unmatched 30-day battery life. Averaging 30 days usage , while other 3G trackers last less than a week. Send alerts when power is lower than 30%. It only takes 2 hours to charge from 0% to 100%. Time saver for your busy life.

Pet Activity Monitor & Feeding Recommendations. Track your dog's daily active minutes, distance traveled and caloric burned by exclusive dog motion algorithm. It also set daily exercise goals and feeding recommendations based on age, weight and breed to keep your companion fit and healthy. Get in depth view of pet’s day and Share the data with up to 10 accounts in the App.

★【Real-time Tracking】: Working based on existing GSM/GPRS network and GPS satellites, our pet tracker can real time locate and monitor any remote targets by SMS, APP or Website.

★【Fast and Accurate Location】: Dog tracker will generally pinpoint dog's location within 10 seconds. It also shows the location of your mobile phone, so you can see where he is in relation to you.

★【Geo-Fence】: Setting up a safety zone for your pet to restrict its movements within a district. This allows you to go about your day with the peace of mind knowing that you’ll be notified if your pet leaves the designated area.

Get Tractive Dog Tracker GPS with extra protection in Red, White and Blue.

LIVE TRACKING & LOCATION HISTORY - Follow your furry friend's every step in real-time on your phone. See where your dog has been and what they've been up to.

SUBSCRIPTION PLAN NEEDED - Monthly, 1 year, 2 year and 5 year plans available starting at $4.99 per month. Try risk free with a 30 day money back guarantee.

No Monthly Fee,No Need For a Phone, Exclusive Anti-Loss Real Time Tracking: Aorkuler GPS tracker for dog is no subscription, no monthly fee, no activation fee. Aorkuler pet tracker is compact and waterproof with a globally exclusive innovative design and a built-in screen that provides clear anti-loss real time tracking. Aorkuler dog tracker Not rely on phone signals to track a lost item and can be used completely independently of a phone.

Inherent Real-Time and Long-Distance Tracking：You can check your dog’s real-time position and distance at any time without downloading any apps or turning on your phone. Aorkuler dog GPS tracker’s tracking radius can reach up to 3.5 miles in open areas and 0.65 miles in urban/dense spaces, subject to environmental influences. Aorkuler reduces the instability and delay caused by the LTE network and achieves continuous real-time tracking, known as ‘Live Tracking’ or ‘Anti-Lost Radar searching’.

Stronger Sound & Light Alarm and Simpler Operation Dog Tracker: Aorkuler GPS dog tracker with louder sound and more eye-catching light alarms help you easily find your dog by tapping the button in situations with poor lighting or many obstacles (such as at night or in bushes). The Aorkuler pet tracker with unique and simple design allows you to say goodbye to complicated maps and cumbersome app settings.

📱 SUBSCRIPTION REQUIRED. Select a monthly or multi-year plan in our apps starting from $5.95/month. Wi-Fi and mobile always-on location permission required. Try risk-free with our 30-day money back guarantee on both tracker and subscription.

🌎 MULTI-CARRIER GPS LIVE TRACKING. Seamlessly switches across Verizon, AT&T & T-Mobile so you always get the best US coverage. Create multiple Wi-Fi Safe Places (Virtual Fences) and get alerted when they leave and come back. Review location history.

🐾 24/7 HEALTH MONITORING. Track activity, sleep quality, distance, calorie balance, anxiety, skin conditions and overall health & behavior 24/7. Set goals vs. breed, age & weight peers. Add multiple pets and owners in our iOS & Android apps.

Link GPS Tracker for Dogs is a smart dog collar attachment that allows you to track in real-time when your pet is away from you via GPS, Bluetooth, Wi-Fi- and Cellular Technology.

The Link Dog GPS Tracker is not only a GPS tracking device, but it also a dog activity tracker that allows you to track moderate and intense daily activity against your pet's customized goals based upon your pet's age, size, breed and behavior, the dog fitness tracker of the future!

With built-in tones and vibrations, Link My Pet's dog training collar encourages good behavior through positive reinforcement, a necessity when it comes to dog accessories and pet tech

Healthier and Happier Pets: Monitor pet activity, sleep quality and calories to ensure a healthy and active lifestyle.

Small and Lightweight: Only 0.25 oz. Extremely compact design is 1 inch, about the size of a quarter.

Waterproof with a Long Battery Life: Runs on coin cell battery that lasts up to 180 days