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Whistle 3 GPS Tracker Review: Best GPS Pet Tracker & Activity Monitor?

Pets are not mere accessories or toys that are simply there to keep you entertained. They also need an adequate amount of attention to ensure that they are in their best shape. This may include maintenance activities in terms of health, hygiene, and other related terms. 

This, however, is hard to achieve as is. You have to equip yourself with professional services and tools to help you pay attention to necessary factors. This being stated, we’ll talk about the Whistle 3 / GPS Pet Tracker & Activity Monitor, specifically the said product’s design, features, and why you should make the purchase.

What is the Whistle 3 / GPS Pet Tracker & Activity Monitor?

For a quick background about Whistle, the brand behind the Whistle 3 / GPS Pet Tracker & Activity Monitor, they are brand that majors specifically in pet maintenance devices, thus the product. They are mostly online present.

Their page may display dogs in the majority, but they assure that their products are compatible with any of our fur friends.

Now, let us go on to what the Whistle 3 / GPS Pet Tracker & Activity Monitor is all about. In a nutshell, this device can be attached to your pet’s collar.

This will be responsible for monitoring their current location, proactivity, and health condition. This means that in addition to being able to keep your pet’s health, you can also prevent them from straying away from your home unattended.

To use this, you will be required to avail of a subscription, either monthly or annually, in order to access the provided functionalities. This ranges from $6.95 to $9.95 per month, depending on your billing preferences. The fee will be used for the availability of AT&T’s nationwide tracking services.

Whistle 3 Review: Product Design and Specifications

As for the design and specifications of the Whistle 3 / GPS Pet Tracker & Activity Monitor, you can refer to the list below. This is important to know as this will reflect on how the device can perform its functions, which will be discussed in a separate section later on.


The tracker is available in three colors. You can choose from Grey, Green, or Blue. Their only difference, though, lies only in the color scheme used.

This means that whatever color you purchase, you will still get the same amount of features.

Basically, in making a decision, you can narrow down your options as to how you want the device to be, that is, whether in a subtle or vibrant tone. Grey will be a good option if you’re leaning more on to the former, while Green and Blue will be ideal for the latter.


The package will come with the Tagg Tracker, a rubber collar strap, a collar attachment, the charging base station, and the power adapter and cable. You will need all of these to set up the device and prepare it for use. A user manual will also be provided to help you with the setup process.

You will also need to install the Tagg App in your local app store to access its features. This is compatible with both iOS and Android.


The actual tracker’s design looks like a small, rectangular device. It may seem like it doesn’t serve any purpose at one glance, but it will definitely you once you start using it. This will be attached to the collar attachment, which will be placed on your pet’s collar.

From the front part of the tracker, you can expect a simple design, which is an outline of a whistle. This will serve as the brand’s mark. The back, on the other hand, is where the structural attachment is placed.


The product’s dimensions are measured at 1.8 by 1.4 by 0.6 inches with a weight of 0.96lbs. This means that you can expect a lightweight device and not worry about your pet finding it heavy. This is mostly recommended to pets that are 8lbs or more for better compatibility.

As for the rechargeable battery, which is included, it can last up to 7 days, or even more, depending on how long you use it.

As you can see, the product is, no doubt, a convenient and efficient device that you can integrate with your pet’s collar or leash with ease. This is designed to be a portable device so your pets won’t have a hard time wearing it all the time.

Whistle 3 Review: Product Features

In this section, we are now going to talk about the features of the device. Note that most of these can be accessed only if you have the Tagg App paired with it. See the following information:

Waterproof Structure

The device is designed to last for a long time. This was done by providing durability-centered functions such as it being waterproof. This can last for up to 30 minutes under 3 feet of water. This is the maximum capability of its waterproof functionality so make sure that you restrict it only up to that.

Health Insights Indicator

Through the Tagg App, you will be able to detect and constantly monitor your pet’s daily activities, and body mass index. This means that you can see their weight, and match it with their age to see if they need additional solutions for eating habits. 

You can also use this to ensure that your pet is free from any health issues brought upon by weight complications.

Along with this, you can also see your pet’s age and breed for more specific information.

Proactive Alerts

Every fur parent probably has gone through several stages of worry and grief whenever they notice that their pets aren’t where they’re supposed to be. 

With the Whistle 3 / GPS Pet Tracker & Activity Monitor, you will immediately be notified if ever your pet leaves home or the safe space that you set. This will enable you to easily track them down, check up on them, or bring them back home.

Based on the features provided above, it is evident that this will provide you with so much more compared to regular tracking devices. This is a handy tool that will allow you to fully ensure that your pets are kept in their best state, and prevent potential health and safety issues from happening.

Why should you buy the Whistle 3 / GPS Pet Tracker & Activity Monitor?

Purchasing the device will definitely level up how you perform your responsibilities as a fur parent. Furthermore, here is some other benefits of the Whistle 3 / GPS Pet Tracker & Activity Monitor:

  • This is probably one of the most compact and lightweight devices that will give you your needed functionalities without risking your pet’s safety.
  • This has a waterproof structure so you can eradicate worries about water-based environments.
  • The battery is specifically designed to last long so you can save energy and time from constant recharges.

As Whistle’s official website does not offer this anymore because they are focusing on their new models, you can browse on Amazon and AliExpress for stocks.

Summary: Whistle 3 Review

To sum up this review, the Whistle 3 / GPS Pet Tracker & Activity Monitor is a device that will enable you to take on the tasks of monitoring your pet’s safety, specifically their health condition and location.

This will surely provide you with the necessary features to help you get the job done without having to incur professional expenses. This is recommended even by veterinarians so you can rest assured of the quality that will be provided.