7 Best Pool Alarms of 2021 Compared & Reviewed

Best Pool Alarm

A pool alarm refers to a gadget that alerts you when there is an unauthorized swimming pool entry, enhancing the safety of your kids and pets. Additionally, this tool also inhibits the pool entry by intruders, making sure that you are in charge of who accesses the pool.

Therefore, a pool alarm is an absolute necessity to ensure that kids and pets are safe where there are residential pools. As a matter of fact, drowning is among the leading unintentional injury death causes and a significant number of casualties are kids below the age of 14.

For this reason, you need to invest in the best pool alarm available on the market to ensure that pool users around your residence are safe and have supervised pool visits.

If you are looking for a reliable pool alarm, here is an ultimate buying guide and the 7 top picks that you can choose from.

What To Check Before Buying Best Pool Alarm?

How to Buy the Best Pool Alarm
Photo: BigStockPhoto

1. Types of Pool Alarm

On the market today, there are 4 types of pool alarms that you can buy to prevent unauthorized entry into the pool. Here are the 4 types of pool alarms that you can choose from:

Gate Alarms

This is the type of pool alarm that inhibits entry to the swimming pool premises. Hence, it will keep your kid away from the pool or even falling into the water. This type of pool alarm is attached to the gate and you receive an alert immediately after a child opens the gate.

Therefore, this is a safer pool alarm because it prevents the event of your child from falling into the pool.

Surface Pool Alarms

These are the floating pool alarms that you will find on the water surface. They work by monitoring the surface water motion in the pool. In the event that something falls into the swimming pool, the alarm alerts you immediately.

There are models that allow you to control the alarm sensitivity to either higher or lower levels that match your needs. The best thing about these pool alarms is that they do not involve a lot of work during installation.

User Entry Alarm

This is a pool alarm that comes with a wristband that you can tie on your kid or your pet to prevent unauthorized or unsupervised pool visits.

Once the wristband ouches water, the alarm will alert you. This is the sole pool alarm that keeps an eye on the wearer as opposed to keeping an eye on the pool.

Therefore, it is the best pool alarm for watching over your pets and kids.

Subsurface Pool Alarms

In case you are searching for a pool alarm that is permanently installed into the pool, this is exactly what you should invest in. this pool alarm operates by detecting changes in wave motion below the water surface.

The sensitivity of this pool alarm can be adjusted and for this reason, you do not have to uninstall it when swimming. Most of these models operate with the help of magnetic sensors.

2. Mode of Setup

This is a critical point of consideration whenever buying a pool alarm. Different pool alarms feature different installation modes. There are those which are installed above the ground while others require you to install them in the ground.

Additionally, other models are left floating while others are mounted on gates or walls. Moreover, you will also find pool alarms that are worn as bracelets and so it is important to consider the mode of setup before purchasing one.

3. Loudness

This is an important factor because you must buy a pool alarm that is loud enough for you to hear it from far.

Therefore, you would be better off with an extremely loud pool alarm and adjust the sound than with a product whose sound is absorbed by the sounds of kids playing and music in the house.

4. Two Alarms

The pool alarm you are about to buy should feature 2 alarms as this makes it easier for you to hear the alerts and rush to the pool. 2 alarms come with a receiver, which is mainly placed in the house.

5. Range

The receiver that comes with 2 alarms operates within a specific range. For this reason, it is crucial to ensure that the product you are about to buy can offer a perfect range, depending on the distance between your house and where the pool is located.

7 Best Pool Alarms of 2021 Reviewed




Lifebuoy Pool Alarm

1. Lifebuoy Pool Alarm (Best High-End)

  • High-end pool alarm
  • State of the art microprocessor and multiple sensors
  • Smart design
  • Smartphone application regulation
Poolguard DAPT-2

2. Poolguard DAPT-2 (Best for Pool Doors)

  • Pool door setup design
  • Pass-through function for adults 
  • 1 year warranty 
Techko S187D

3. Techko S187D (Best Budget)

  • Budget-friendly pool alarm
  • Extra sensors and bypass reset button
  • Weather and water resistant 
  • Hassle-free installation 
Poolguard GAPT-2

4. Poolguard GAPT-2 (Best for Above Ground)

  • Above ground pool alarm
  • Pass-through button
  • Low battery indicator easy installation process 
  • NSF certified 
Blue Wave NA4212

5. Blue Wave NA4212 (Top Rated)

  • Top rated pool alarm
  • Electronic sensor 
  • Remote receiver sounds 9 volts battery or 110 v power outlets 
Poolguard PGRM-2

6. Poolguard PGRM-2 (Best for In-Ground)

  • In-ground pool alarm
  • Battery powered pool alarm 
  • In-house remote receiver 
  • 3 year warranty 
Safety Turtle ST500

7. Safety TurtleST500 (Best for Kids & Pets)

  • Designed for kids and pets
  • Simple system with no programming required
  • Cute and comfortable wristband 
  • Allows multiple users

1. Lifebuoy Pool Alarm – Best High-End Pool Alarm

Lifebuoy Pool Alarm
Photo: Lifebuoy Pool Alarm

Lifebuoy pool alarm is a high-end product that comes with a combination of both features and value. This is how it can give you top-notch performance and superior durability that is worth every coin of your hard-earned money.

This product serves as a revolutionary warning system that will warn pool owners or management in case a pet or a person falls accidentally into the pool. There is a state-of-the-art microprocessor and multiple sensors equipped in the alarm to detect movement in the pool.

You will consider this gadget to be the best pool alarm on the market because of the smart design it comes with which mainly leads to the reactivation of the system after 10 minutes of not detecting movement. If someone or a pet falls into the pool, this alarm will go on and alert you.

Lifebuoy Pool Alarm is Bluetooth based and this implies that you can use a Lifebuoy app to regulate it and configure this product. With the app, you can change the alert length in case of an alarm, adjust the alarm sensitivity, or control the alarm state among other things.

Additionally, to ensure that the pool management is aware that the pool is active, this pool alarm alerts you when the cover is removed through the cover alert. This is a technology that comes in handy once the pool is covered.

The unit is, however, closed and this means that the battery cannot be changed. You will be required to return it for battery replacement.


  • Bluetooth technology
  • Alerts you when the cover is removed
  • Smartphone application regulation
  • Versatile and reliable


  • Expensive product
  • Closed unit makes battery replacement a challenging process

2. Poolguard DAPT-2 – Best for Pool Doors

Poolguard DAPT-2
Photo: Poolguard

This is the best pool alarm for pool doors because it restricts the kids’ entry to the swimming pool without the supervision of responsible adults. It does this by sounding an alarm within 7 seconds when a child opens the pool door and will continue sounding until an adult comes in.

You will find a grownup pass-through feature that detects and allows adults to get into the pool through the door without setting it off.

To give you the confidence that you are buying a risk-free pool alarm, the manufacturer gives any potential buyer a 1-year warranty that covers any replacement or refunds required after purchasing the gadget.

Nonetheless, the instructions that come with this package could be better because some users find them complex and require a considerable amount of time to understand for beginners.


  • Risk-free purchase – 1-year warranty
  • Enhance kids’ safety around the pool
  • Relatively affordable
  • Indicates when the battery is low


  • Complex instructions take you a lot of time to understand
  • You must install at a height that kids cannot access

3. Techko S187D – Best Budget Pool Alarm

Techko S187D
Photo: Techko

This pool alarm gives you an option of buying this product at a budget-friendly deal while still enjoying value and quality. The Techko pool alarm is competitively priced to ensure that any potential customer interested in it can afford it.

You will consider this product as the best pool alarm on the market because it comes with a set of extra sensors as well as a bypass reset button which comes in handy when using screen doors and sliding glass doors.

To ensure that you get long-lasting service and get value for your money, this product is both weather and water-resistant, which promotes its longevity and durability.

Besides, you do not need any DIY skills or special knowledge to have this pool alarm up and running because it features a hassle-free installation process. Nonetheless, the product is extremely loud.


  • The pocket-friendly deal enhances affordability
  • Can be used on both screen doors and sliding glass doors
  • Easy installation without any special skills
  • Weather and water-resistant


  • Requires you to install it at a height that children cannot reach

4. Poolguard GAPT-2 – Best For Above-Ground Pools

Poolguard GAPT-2
Photo: Poolguard

Poolguard GAPT-2 is the best above-ground pool alarm that will always let you know when your child goes to the pool without your permission. Hence, this is the right pool alarm that you can install at the gate as well as on the screens.

There is a pass-through button that comes with this alarm and this feature is very important because it allows adults to turn off the alarm when they are passing through the gate to avoid raising false alarms.

One of the great features of this pool alarm is the low battery indicator that it is equipped with. Therefore, it is designed to audibly alert you in case the battery is going low and requires replacement. However, you love the fact the battery is long-lasting as it gives you a 1-year service.

The installation of this product is a breeze and this is one of the things you will love about it as you do not have to hire a professional. To help you with that it features a 6 feet of ul approved hookup wire.

Additionally, you will also appreciate the sensor magnet and the sensor switch that come with this gadget, giving it a user-friendly design. However, the pool alarm uses a single 9-volt battery which is not included in the package and so this comes as an extra expense.


  • Long-lasting battery life
  • Ensures that your kid does not sneak to the pool without your knowledge
  • Does not raise false alarms as it detects when adults are leaving and entering the pool
  • Easy installation and use


  • The battery is not included in the package
  • A little expensive but worth the purchase

5. Blue Wave NA4212 – Top-Rated Pool Alarm

Blue Wave NA4212
Photo: Blue Wave

Blue Wave NA4212 is the top-rated pool alarm on the market that will definitely give you a combination of value and features. For this reason, you can get the confidence that when investing in Blue Wave NA4212, you will get great value for your investment.

The product features an electronic sensor which comes in handy when detecting entry into the pool especially by children with no adult supervision, intruders, and pets. Therefore, you can always have the peace of mind that your children are safe.

Within the range of 100 feet, you can get alerts once the pool alarm is activated. This is facilitated by the remote receiver sounds which are equipped in the product. Therefore, even when you are slightly far from home, you can still be alerted in case of unauthorized pool entry.

The alarm is also designed to detect any objects that weigh 18 pounds. Additionally, it uses 110 volts power outlets or you can consider powering it using the 9 volts battery. For proper alarm operation, setup and care instructions are critical.

Moreover, this pool alarm is NSF certified and this implies that you can rely on it because it’s both safe and dependable.

To offer you great confidence when buying this product, the manufacturer gives you a 1-year warranty. Therefore, any structural of functional defects that may arise when using this item will be covered by the manufacturer within the first year of purchase.

  • With this pool alarm, you will enjoy great versatility as you can install it in above ground pools or in-ground pools.  


  • Multiple ways of powering it
  • Offers a combination of features and value
  • Easy and quick installation
  • Risk-free purchase – 1-year warranty


  • Battery is an extra cost as it is not included in the package
  • This pool alarm is slightly costly

6. Poolguard PGRM-2 – Best In-Ground Pool Alarm

Poolguard PGRM-2
Photo: Poolguard

Here is the best in-ground pool alarm because of its high-quality construction, high efficiency, and superior durability. You can use this gadget in pools that are up to 800 square feet or 20 x 40.

This is a battery-powered pool alarm that is designed to efficiently detect unauthorized intrusions in the pool, especially by children as little as 1-year-olds.

Poolguard PGRM-2 comes with an in-house remote receiver that features a range of up to 200 feet. Therefore, you can be sure that you will receive the alarm alerts even when you are outdoors as long as you are within that range. At 10 feet, horns are 85 decibels.

The manufacturer gives you the confidence that this is a risk-free purchase by offering you a 3-year warranty. This implies that any structural or functional defects that may arise within the first 3 years are covered, saving you money on any replacement/repair that may be required.

Nonetheless, this is a pool alarm that is slightly on the high-end and so it might cost you more but it is surely worth the purchase.

Note: You should not place this pool alarm too close to a return line to avoid getting a false alarm or interfering with the ability of the alarm to detect intrusions


  • Risk-free purchase – 3-year warranty
  • Long-lasting battery
  • Long-range of 200 feet
  • Eliminates chances of false alarms


  • Expensive but worth the purchase
  • Battery not included in the package

7. Safety Turtle ST500 – Best Pool Alarm for Kids and Pets

Safety Turtle ST500
Photo: Safety Turtle

Safety Turtle ST500 is the best pool alarm for your kids or pets because it never gives any false alarms. It will only alert you when your pet or kid comes into contact with water. This is through the wristband. Hence, this alarm kit was specifically designed for your pet and kid’s safety.

You do not require to program this alarm kit as it is a simple system that requires no major setup and installation. Hence, you will have it up and running shortly after delivery. This is an in-ground pool that you plug in within 200 feet inside the pool.

The wristband that comes with this package enhances safety but it is designed to be comfortable and cute on your baby or pet. This wristband is easy to wear and remove since it comes with a latch and pulls mechanism.

One of the things that make this product the best in-ground pool alarm is that it allows multiple users, implying that multiple turtle bands can be added to a single system to keep all the kids or family members safe.

Batteries are not required when using this pool alarm and this spares you the extra cost of replacing batteries. Nonetheless, this is a costly product that will cost you more but it is worth every coin of your hard-earned cash.


  • No false alarms
  • Cute and comfortable on the user
  • Allows multiple users on a single unit
  • Easy to wear and remove


  • Expensive but gives great value
  • Unsuitable for houses that are 150 feet away from the pool


Pool alarms are a necessity to any pool owner who wants to supervise the entry of their pool to enhance safety for kids and pets. As a matter of fact, pool alarms are a legal requirement in various areas around the world.

From the pool alarm review above, you can now pick the best product that will match your needs, budget, purpose, and lifestyle. Spot the reliable pool alarm that you require and make your order today.