Top 12 Best Spider Killers | Most Effective Insecticides Reviews

Since the beginning of time, many humans have always considered spiders to be threats, and until today, millions worldwide are terrified of these eight-legged creatures. The horror movies have even made things worse with their depictions, and even merely glancing at spiders is enough to induce chills in many of us. Spiders look scary, move in a very unpredictable manner, some are so poisonous they can kill, and they often trigger the most unpleasant memories.

Hence, it is not a surprise that there are many kinds of spider killers in the market. There are so many of them today that it is not easy for them to select for so many people when the time comes to buy. And because no one will be happy to spend money and not get good value, here is a guide on the top 12 best spider killers. This guide gives exquisite details on some of the most excellent spider killers and what can be expected by the user.

Top 12 Best Spider Killers

  1. TERRO T3206SR 3-Pack Spider & Insect TrapTERRO T3206SR 3-Pack Spider & Insect Trap

This product from Terro comes with a dozen spider and insect traps inclusive. It is ideal for the trapping and killing of several insects, especially those that are most troublesome. These include spiders, ants, scorpions, crickets, cockroaches, and other nasty insects. When it comes to safety, it is excellent, and this is also free of toxins and pesticides. Using it around pets and kids comes with no issues, and overall, it is designed to be as convenient and as easy-to-use as possible.

The spider and insect traps from Terro are perfect and effective when trapping the pests in your home. Arrange it practically anywhere in your home, and you will get the much-desired results. The traps should be placed in areas where the spiders are most likely to congregate, and the user should check from time to time and get to discard the package when it is full of insects.

Every packet comes with two pairs of glue traps. The traps can be arranged flat or folded to avoid the children and pets from having contact. Every single trap measures a total of four inches and ten inches.


  • Optimal effectiveness
  • Good value for money
  • Affordable and qualitative


  • Sticky nature
  • Failure to trap insects


This is a perfect spider killer, from being safe around children and pets to its non-toxic nature and ability to get results. It is also effective for killing the dreaded ‘Big 3’ – hobo spider, brown recluse, and the black widow.

  1. Bonide 363 Spider And Ground Bee KillerBonide 363 Spider And Ground Bee Killer

This is one reliable insect killer from the stable of Bonide. It is good as not just a spider killer but also good for killing other insects like wasps, cockroaches, ants, crickets, hornets, etc. It is also optimal for indoor use, and you can utilize it in the dimly-lit areas of the rooms and other spaces like closets and the crevices and cracks in the walls. It is also good for use behind cabinets, stoves, refrigerators, sinks, and plumbing systems.

The product is also designed for outdoor use, so if spiders disturb you in your window frames, garages, decks, patios, and porches, this is the spider killer to go for. As it has a puffer applicator, it is straightforward to use. All you need to do is snap open the container’s cap, direct it at the affected area, and swiftly squeeze. It is pretty easy to use, and you do not even need to spray or mix. There are also helpful details that have been provided on the packaging, and you can follow those as well.


  • Very effective
  • Reasonable pricing
  • Indoor use possible


  • Dispensing issues
  • Not good for bees


It is designed to help you get rid of the pesky spiders in the easiest way possible, so yes, it is a good pick for you.

  1. TERRO T3206 Spider & Insect TrapTERRO T3206 Spider & Insect Trap

Here is another one from Terro that is ideal for eliminating spiders and even other insects that can prove to be quite stubborn. These include crickets, cockroaches, ants, and others. It is also good for handling the big three troublesome spiders: the black widow, brown recluse, and the hobo spiders.

The package also comes with non-toxic and sticky traps that can be utilized in the folded or flatforms. The traps are also designed to be kid-friendly as they can be folded up, and this way, the pets and children cannot have access to the sticky parts. The spider killer can also be utilized in different home parts like in the dark corners, under tables, behind the doors in other similar areas.


  • Delivers excellence
  • Top-quality
  • Good investment


  • Packaging issues
  • Not working on crickets


For anyone looking for a reliable and dependable spider killer, this is the one to go for. The brand is reliable, and it produces much-needed results.

  1. Hot Shot 100046114 No-Pest StripHot Shot 100046114 No-Pest Strip

It is good for killing not only spiders but an array of other pests like cockroaches and moths. Usage is straightforward with the hanging strip that allows it to be fixed up in sheds, attics, garages, storage areas, and crawl regions. It is also fitted with a controlled-released technology that allows for immediate use upon purchase, and this allows for the protection from these pesky insects for as much as four months.

One of the reasons that also make it very effective is the vapor’s penetrating nature. It has no smells; it is clean and penetrates deeply and spreads through all the spaces where the spiders can hide or spin their nasty webs. It is also good for covering relatively large areas as a single strip can handle a space that measures 10 feet by 13 feet and a ceiling as high as eight feet. For those who have spacious areas covered by spiders, this product is the one for you. The pricing is also very reasonable when compared with the other options in the market.


  • Highly effective
  • Clears insects efficiently
  • Reliable potency


  • Pricing issues
  • Limited effect with infestations


It is designed with several features like the controlled-release feature and the massive usage area very effective. It is surely a very worthy investment and well-recommended.

  1. Neatmaster Ultrasonic Pest Repeller PlugNeatmaster Ultrasonic Pest Repeller Plug

Here is an insect-repelling device that does not make use of any harmful chemicals or toxins. It comes fitted with an ultrasonic alongside bionic and electromagnetic wave functions. It is a combination of these three waves that ensure that pests like those irritating spiders never get to make your home a haven. The range of ultrasonic frequencies in the device is engineered to cause maximum discomfort for the spiders and other pests.

But that is not even all as far as this majestic product is concerned as it comes with the triple powers feature. The green light is for light pest volume, then the blue light for average pest volume, and then the red light, which stands for severe pest infestation. The blue and green lights do not produce sounds, but when it turns red, you will hear the sound, as that means there is a high level of pests in your home.

It is also very convenient to use and helps the customers save money due to an array of features that it comes with. You do not need to clean up the dead pests’ messy remains, and you do not even need to call those pest exterminators for help. There is no battery needed, which means you get to save a lot of money in the process.

As for coverage, this is also a good one as it is fitted with microchip enhancements that allow it to cover anything from 80 to 120 square meters. As ultrasound cannot pass through solid objects and walls, it is better one uses it inside one room. Extra units may be procured if the infestation from pests is severe.


  • Attractive design
  • Effective pest repellant
  • Works as described


– Customer care matters

– Malfunctioning lights


It is best for those who do not want to see dead insects all over the place and want to get rid of the annoying pests.

  1. Ortho Bug B Gon Insect KillerOrtho Bug B Gon Insect Killer

This is very efficient, and it can kill insects in outdoor spaces for up to half a year; these include the spiders but not the big three like the hobo, black widow, and brown recluse spiders. It holds the record for killing over 230 insects, and it is so efficient that it starts killing the insects in just minutes. It can cover as much as 5,300 square feet, and you are sure to get rid of the insects with this product from Ortho.


  • Excellence all the way
  • Efficiency and durability
  • Gets rid of insects well


  • May not handle hardy insects well
  • Customer service issues


Excellent value for your money, guaranteed to work against the insects.

  1. Green Cleaner Natural, Spider Mite, Aphid, and Whitefly ControlGreen Cleaner Natural, Spider Mite, Aphid, and Whitefly Control

This is ideal for getting rid of various pests, and it is natural, so no gloves or even respirators are needed when making use of it. With this product, it becomes easy to control pests safely and reliably. It is good for getting rid of spiders and other pests like whiteflies, mites, and a host of others. It even goes further to get rid of powdery mildew.


  • Kills insects completely
  • No toxicity
  • Lasting effect


  • Space coverage issues
  • Customer care matters


It is specially designed to be as safe as possible for use by humans, so there is nothing to worry about concerning toxicity when it comes to its usage.

  1. General Hydroponics GH2045 AzaMaxGeneral Hydroponics GH2045 AzaMax

This product is good as it does not use dangerous chemical solvents and utilizes only food-grade components as the ingredients. It also has Azadirachtin A and B as the main ingredients, but that is not all as it still has over 100 limonoids. This is a natural mix that can be applied to several pest control activities.


  • No toxicity to plants
  • Delivers as promised
  • Environment-friendly


  • Leakage problems
  • Customer care support


It has proven to be a very effective solution, so it explains why many customers prefer it.

  1. Garden Safe HG-93179 Neem Oil Extract ConcentrateGarden Safe HG-93179 Neem Oil Extract Concentrate

This is a benefits package for those who are into organic gardening, and it can even be utilized right up to the day of the harvest. As it functions as a miticide, insecticide, and fungicide, it is a garden product that has the functions of three in one. For concentrated spray during use, all the user needs to do is get a water mixture and make it as instructed on the package. It is ideal for use on an array of plants and has no toxicity. Before you use it, it is good to reread the instructions carefully and follow all the guidelines.


  • Good for the plants
  • Very effective
  • Delivers results on time


  • Oil quality issues
  • Issues with bees


It is good for plants, too, as it not toxic, and it is good for multiple applications based on its formulation. It is also a good value for the money spent on it.

  1. Ultrasonic Pest Repeller Plug-in – Electronic Insect Control DefenderUltrasonic Pest Repeller Plug-in - Electronic Insect Control Defender

Here is a dual electromagnetic and ultrasonic pest repeller. Its attractive design is easily one of the most sophisticated of its type in the market. As it works mainly via its powerful waves, the electric repeller comes with no toxin or poison dangerous for humans or pets. It functions with a 110/220 voltage system and can cover as much as 1800 square feet in the area.


  • Non-poison
  • Human and pet safe
  • Non-toxic


  • Customer care issues
  • Not handling heavy infestation well


As it comes with no toxin or chemical, it is very safe for use even with kids and pets. For families concerned about the effects of toxicity, this is one alternative that can serve them very well.

  1. FMC Talstar P Insecticide 1 Gal Roaches Fleas Spiders Ants Stink BugFMC Talstar P Insecticide 1 Gal Roaches Fleas Spiders Ants Stink Bug

One of the brands best known for the most effective broad-spectrum insecticide anywhere in the market today is made. It is ideal for outdoor and indoor use and can be utilized in industrial, residential, food handling, and commercial areas. As water-based, it does not irritate and has no smelly items or solvents poisonous to the plants.


  • Safe for plants
  • No staining


  • Cost issues
  • Replacement problems


Overall, it is very safe for use, and it will not be a waste of money to invest in it.

  1. Demon Max Insecticide Pint 25.3% CypermethrinDemon Max Insecticide Pint 25.3% Cypermethrin

This solution is good for handling more than 30 kinds of insects, and it can be used for crevice and crack or spot control. As it is effective on several insects, it is an affordable choice for many. It is also good for handling underground pests like termites of different species. The active ingredient is cypermethrin, and it is good for the control of several kinds of pests.


  • Works as described
  • Clears all insects
  • Outstanding product


  • Issues with heavy infestations
  • Instructions not labeled properly


When all the features are taken into consideration, one can see that it is a good product. It is recommended for those who want to get the insects cleared on time with no stress.

Spider Killers Buying Guide

When it comes to buying a spider killer, there are several parameters and factors that you have to take into consideration. This section will discuss the factors that you need to watch out for when the time comes to make your purchase for a good spider killer. If you do not have the correct piece of information, you will end up buying the wrong kind of spider killer, which will leave you with either a house full of menacing spiders or even more damage.

The chemical composition is one thing you need to consider. Several insect killers are nothing but dangerous chemicals packaged and offered as repellents. These kinds of chemicals are often dangerous and poisonous to you and your loved ones. Ensure that the spider killer you are going to make use of does not have any toxic chemicals.

Safety of use is another important factor. Do not go for the spider killer that is not safe for use. Some insect killers are so dangerous that they can have an inimical effect on your health. Go for the brands that have been certified as safe for use and have no adverse effect on your health.

How to Use a Spider Killer 

Buying a spider killer is one thing, but knowing the correct way to use it is entire. Misusing the spider killer can have serious adverse effects, so you need to know precisely how to utilize the product. There are general precautions and restrictions when it comes to this stage. It would be best if you did not allow kids, adults, or pets to enter the sprayed area until everything has dried. You should also avoid spraying on exposed food or drinking water.

Before you go ahead and make use of it, shake the can very well. Then do a gentle rotation of the top to open and close. Then hold the can in an upright position and do the spraying, which should be from a distance of 12 to 15 inches. When inside the home or residential space, ensure that all utensils and surfaces used for food processing are not left open when the spraying is being done. If it so happens that any of these areas are sprayed by accident, then they must be thoroughly cleaned before they can be used.

Where Should I Apply Spider Killer?

Now that details have been given on using a spider killer, the next thing will be to apply it. It is also crucial that you apply the spider killer in the right locations so you can get the much-desired results. Using the spider killer in the right areas also ensures that you are protected from any adverse effects whatsoever.

In this regard, you need to have in mind that you should not apply it as a space spray and avoid using it in outdoor spaces when it is raining. Also, do not spray in locations that contain food and drinking water. There should be no application to the drains or sewers or any locations like gutters where drainage to water bodies or storm sewers can be done.

The spider killer should also not be applied to any drain, and when outdoor applications are made, specific restrictions are governing that. As for the application in outdoor spaces, it should be to a maximum height of three feet. Usage should also not be in locations that contain edible foods or crops. It should not be used in residential misting networks but non-food sections of basements, apartments, storage areas, and other similar spaces. Those who are not sure of how to go about it follow the instructions provided on the cans.


It can be truly frustrating to go to the market to get a spider killer and end up with a mix that kills nothing. This guide has been done to outline the best spider killers and provides useful details on each of them pros and cons and what makes them stand out.

Table of Contents

MasterDaily is reader-supported. When you buy via links on our site, we may earn an affiliate commission at no cost to you. This helps us write more and write better. Thanks.