15 Best Roach Killers

Searching For The Best Roach Killers

What Is A Roach Killer?

Do you have a roach problem? Well, I don’t blame you for looking up roach killers. So what are they?

Roach killers are pesticides that are used to kill cockroaches. There are many different brands and formulations of roach killers, but they all work in basically the same way. Most roach killers contain insecticide which is toxic to cockroaches.

When the roach killer is applied, the cockroaches will ingest the insecticide and die. Roach killers can be purchased in aerosol baits, powder form, or as a spray. Some roach killers also contain an attractant to lure the cockroaches into consuming the poison. 

When choosing a roach killer, be sure to select one that’s labeled for use against cockroaches. Additionally, always read and follow the manufacturer’s instructions carefully to ensure safe and effective use.

Now that you know what roach killers are, check out my list of the 15 best roach killers. Hopefully, you’ll be able to find a product that’ll solve your roach problem!

15 Best Roach Killers

#1: Raid Ant & Roach Killer Lemon Scent

Item Weight0.1 Pounds
Liquid Volume55

About this item

  • Roach spray kills on contact and keeps killing with residual action for up to four weeks
  • Kills roaches, ants, silverfish, crickets, earwigs, household spiders, multicolored Asian lady beetles, stinkbugs, scorpions, and black widow spiders
  • Leaves no lingering chemical odor
  • This easy-to-use roach spray can be applied to surfaces where ants, roaches, and other listed bugs may be infesting
  • Retreat every four weeks as necessary to maintain control of indoor surfaces

#2: Black Flag Dry Ant And Roach Killer, Aerosol Spray

Item FormSpray
Item Weight9 Ounces
BrandBlack Flag

About this item

  • Use indoors: Protects your home from ants, roaches, and other listed insects
  • Dry formula: Leaves no oily residue and no odor
  • Flushes out insects: An extension tube (included) helps direct spray into cracks and crevices.
  • Kills up to six months: Residual formula keeps on killing for six months against German cockroaches
  • Guaranteed: Guaranteed to work or your money back

#3: Eco-Logic Ant & Roach Killer

Item FormSpray

About this item

  • Kills by contact: EcoLogic Ant & Roach Killer2 kills ants, cockroaches, crickets, and spiders (including black widows).
  • Indoor use: Use as an aerosol spot treatment indoors
  • Active ingredients: This product is formulated with cornmint oil, cinnamon oil, and clove oil.
  • Safe around kids and pets: When used and stored as directed
  • Money-back guarantee: Guaranteed results or your money back (for terms of the guarantee, see product label)

#4: EcoSMART Ant and Roach Killer, Aerosol Spray

Item FormSpray
Item Weight1.08 Pounds
Liquid Volume14 Fluid Ounces
Target SpeciesInsects

About this item

  • Kills ants, carpenter ants, cockroaches, crickets, pill bugs, silverfish, spiders, and other crawling insects on contact
  • EcoSMART is non-staining, safe enough to be used inside the home but still strong enough to kill the most bothersome pests
  • EcoSMART is 100% organic so you can feel confident using this non-toxic formula around children and pets unlike other insecticide products
  • This insecticide uses all-natural plant oils such as rosemary and cinnamon oil, so it smells fresh and natural, unlike other harsh chemical products
  • This environmentally friendly product will not contaminate groundwater supplies, or hurt mammals, birds, or fish so you can always feel good about using EcoSMART

#5: Claire Manufacturing Fast Kill Residual Roach & Ant Killer

Brand NameClaire
Included Componentscan, lid

About this item

  • Residual control (protects for up to three months)
  • Pressurized crack and crevice insecticide
  • Indoor and outdoor use
  • Kills a wide variety of crawling insects—such as cockroaches,
    centipedes, crickets, fleas, earwigs, silverfish, sow bugs, scorpions, spiders, termites, ticks and carpet beetles, and other insects listed on the label
  • Made in the USA!

#6: TERRO Spider Killer Spray for Indoors and Outdoors – Kills Roaches, Spiders, Ants, Scorpions, Ticks, Silverfish, and Other Insects

Item FormSpray

About this item

  • Say goodbye to bugs: Kills spiders, ants, cockroaches, crickets, scorpions, bed bugs, and other crawling insects on contact
  • Kills the “Big 3”: This spray also kills dangerous spiders, including brown recluse, black widow, and hobo spiders
  • Fast acting & long lasting: This insect-killing spray provides fast knockdown to kill insects on contact, while also offering residual control
  • Versatile application: Use this spray as a direct application, broad treatment, or crack-and-crevice application
  • For indoor and outdoor use: Spray along ant trails, near entry points, around baseboards, in crawl spaces, and other common pest areas

#7: Wondercide – Ant and Roach Aerosol Spray

About this item

Material FeatureNatural
Item FormSpray
  • Kills by contact: Proven to work and easy to use, this aerosol spray is designed for a quick kill and fast knockdown. It quickly kills over 20 bugs—including ants, roaches, spiders, fleas, carpet beetles, earwigs, silverfish, stink bugs, sowbugs, and more.
  • Protect your kitchen & home: This versatile ant and cockroach control aerosol spray is safe for use throughout your home. Apply this pet and family-friendly spray to cracks, crevices, baseboards, cabinets, doors, and window frames, around water pipes and appliances where insects may be hiding.
  • Safe around kids & pets when used as directed: Because this spray is plant-powered, with the natural essential oil of lemongrass and geraniol, you don’t have to worry when using this around kids and pets. It’s safe to use as needed around your loved ones, and throughout the house, yet powerful enough to fully eliminate bugs and provide lasting defense for your household from invading crawling insects.
  • Plant-powered and powerfully effective: Powered by plants, this spray is a safe alternative to commonly-used sprays that contain nasty ingredients you may have under your sink. It has no artificial colors or fragrances and is cruelty-free.
  • Easy-to-use: This eco-conscious bug spray can be used easily around the home, throughout the kitchen, bathroom, and any other living areas. For protection and prevention, spray as often as desired for a bug-free home. Made in the USA from plant-based active ingredients.

#8: EcoVenger Roach & Ant Killer

About this item

Item FormOil
Item Weight1.3 Pounds
Specification MetEPA
  • Effectively eliminates roaches: Cockroaches transmit a good number of harmful pathogens. It is something you do not tolerate seeing them in your kitchen, dining room, or food storage. EcoVenger kills roaches on contact and repels them from entering treated areas for four weeks or longer. Unlike roach bait products that actually attract them, EcoVenger immediately cuts down roach activities. As an Amazon customer commented: “Not one nasty bug has been seen or heard from since we first sprayed.”
  • For home or for commercial use: Easy-to-use remedy for roach infestations at home, in a restaurant, or other commercial properties. Ideal for use as a flushing agent for restaurant re-open or property post-flood recovery to wipe out severe infestations without restriction or vacancy concerns. Super effective for pesticide-resistant populations that have been repeatedly treated with pyrethroid-class pesticides. Can also be used to eliminate other common crawling insect pests or for perimeter pest control purposes.
  • Proven by published university studies: EcoVenger (Formerly EcoRaider) is rated #1 “the most effective among many other natural products,” stated in a leading university study published by the Journal of Economic Entomology. More studies have demonstrated that its efficacy is comparable to or higher than most popular chemical pesticides (Deltamethrin, Cyfluthrin, and Chlorfenapyr). When to comes to pesticide-resistant superbugs, it outperforms chemical pesticides by several folds!
  • Natural & non-toxic but highly efficacious: Its active ingredients are our proprietary combination of botanical insecticidal compounds that are organically extracted from aromatic plants. The compound’s combination is lethal to insects by blocking their neuron transmitter but does not affect humans, animals, fish, or birds.
  • Your safety is our priority: EcoVenger went through strict examination by an EPA-authorized lab to ensure that it causes no toxicity in dermal sensitization, oral intake, skin irritation, eye irritation, or inhalation. Therefore the product can be safely used around children and the elderly. It is also pet, bird, and fish friendly so you can use it almost anywhere with peace of mind. No need to vacate before spraying. No staining on most surfaces. Plus it has a fast dissipating pleasant scent.

#9: STEM Multi Insect Killer

About this item

Item Volume12 Fluid Ounces
Item FormTrigger
  • Use on ants, roaches, and flies
  • Plant-based active ingredient spray safe for use around kids and pets (when used as directed)
  • Entomologist tested and made with botanical extracts—with a fresh scent and no added dye, fragrance, or harsh chemical odors
  • For indoor and outdoor use, wherever bugs try to bother you
  • Rooted in nature, optimized by science​

#10: BOP Ant & Roach Killer, 17 oz, Easy to Use Pest Control Spray, Kills Bugs On Contact and Keeps Your Home Insect Free, Indoor/Outdoor Use for Quick Results

About this item

Item Volume17 Fluid Ounces
Item FormSpray
  • Keep your home pest-free: BOP Ant & Roach Killer Spray acts fast against unwelcome guests
  • Kills crawling insects on contact: This includes ants, Argentine ants, Asian lady bird beetles, brown dog ticks, black carpenter ants, carpet, beetle, cockroaches, crickets, fleas, foraging ants, German cockroaches, palmetto bugs, pharaoh ants, red harvester ants, scorpions, silverfish, sowbugs and waterbugs
  • Odorless and stain-free: This water-based formula gets the job done quickly without leaving a smell or residue behind
  • Safe to use indoors & long-lasting: This formula keeps insects from coming back
  • Made in the USA: This Caribbean born roach killer has been a favorite for over 30 years

#11: Safer Brand Safer Home Indoor Ant, Roach, Spider, Fly, Silverfish & Flea Killer Spray – Aerosol

Item FormSpray
BrandSafer Brand

About this item

  • Say goodbye to bugs: Kills ants, flies, roaches, spiders, silverfish, fleas, and other insects that commonly invade your home
  • Works fast: The quick-kill formula kills 100% of ants, flies, and roaches within three minutes
  • Naturally-derived formula: It’s made with a blend of natural oils, including cottonseed oil and clove oil, and contains no harsh chemicals
  • Family friendly: It’s safe for use around children and pets when used as directed
  • Use throughout your home: Apply the spray in kitchens, bathrooms, living rooms, basements, and more

#12: Bengal Gold Roach Killer – Spray

Item FormSpray

About this item

  • Roach protection & prevention: Bengal Gold Roach Spray is a powerful cockroach killer spray and roach prevention treatment with a synthetic insect hormone to sterilize roaches and prevent breeding.
  • No odor, no mess: The innovative insect killer for your home is a dry aerosol spray that remains active on surfaces for up to six months, and leaves no messy chemicals, sticky residue, stains, or unpleasant odors.
  • Easy application: Spray along baseboards, behind kitchen appliances, and under cabinets. The no-odor bug spray is supplied with an extension tube to reach deep into entry points and crevices.
  • Kills indoor pests: Our innovative bug spray kills the insects you see, and the ones you don’t. Bengal Gold Roach Spray flushes and kills roaches, ants, mosquitoes, crickets, spiders, and more.
  • Bengal products: Bengal helps make bug problems in and around the home a thing of the past. Our premium insect killer products deliver legendary indoor performance and help you enjoy the outdoors bug-free.

#13: Nature-Cide Aerosol – All Natural Roach Killer, Spider, Mosquito, and Ant Spray

About this item

Material FeatureNatural
Item FormSpray
  • All-natural insecticide: | Made from 100% natural and non-toxic ingredients, this is an environment-friendly insecticide spray
  • Eliminates pests on contact: Quickly kills roaches, fleas, ticks, bed bugs, ants, mosquitoes, bed bugs, house spiders, and other insects upon contact
  • Use indoors & outdoors: This is a non-staining, non-hazardous, and non-inflammable disinfectant aerosol. It’s safe for use on most indoor and outdoor surfaces, including gardens, patio furniture, and around door and window frames. It dries clear with no offensive odor.
  • Easy-to-use: It comes as a pre-mixed solution in a ready-to-use aerosol can. Simply spray surfaces from a distance to kill bugs & insects
  • Safe around pets & kids: Go green with this eco-friendly surface cleaner. Use freely around your home without worrying about your family’s exposure to harmful chemicals.

#14: Bonide 15oz House Guard Roach Aerosol

About this item

Item FormAerosol
  • Powerful quick kill tetra perm formula
  • Indoor/outdoor control of crawling insects including fleas, ants, crickets, centipedes, scorpions, millipedes, silverfish, bed bugs
  • Acts as a barrier that prevents insects from entering the home
  • Lasts up to four weeks

#15: HARRIS Roach and Ant Killer, Aerosol Spray

About this item

Item FormSpray
Item Weight0.45 Kilograms
  • Powerful spray: Aerosol effectively sprays deep into cracks and crevices where roaches are hiding
  • Long residual: Continues to kill roaches for up to 10 months after application on non-porous surfaces
  • EPA registered: Registered for indoor residential use with the Environmental Protection Agency (No. 1021-1856-3)
  • Kills multiple insects: The spray will kill roaches, ants, spiders, carpet beetles, Asian lady beetles, scorpions, silverfish, and more
  • Wide range of use areas: Use in areas such as bathrooms, bedrooms, pantries, chests, rugs, and much more

Types of Roach Killers

If you’re looking for the best roach killer, you have a few different options to choose from. One popular choice is boric acid, which is a white powder that’s derived from boron. 

Boric acid is effective at killing roaches because they ingest it when they groom themselves, and it interferes with their digestive system. 

Another option is to use gel baits, which are small tubes of gel that contain a roach-killing poison. The gel baits are attractive to roaches because they resemble food, and the roaches will eat the bait and then die. 

There are also roach sprays that you can use, which contain an insecticide that will kill any roaches that come into contact with it. Basically, when choosing a roach killer, you’ll need to decide which type of product will work best for your situation. After all, you’ll want to get rid of your roach problem as soon as possible!

Are Roach Killers Worth It?

If you’re like most people, cockroaches are not your favorite creatures. These pests are not only ugly, but they can also spread disease and contaminate food (gross huh?). If you have a roach problem, you may be wondering if roach killer is worth it—and I don’t blame you!

Here’s the bottom line: roach killer is most effective when used in cracks and crevices where roaches congregate or nest. It can also be used as a perimeter treatment around the outside of your home to keep cockroaches from entering. 

In addition, roach killer is safe to use around children and pets when used according to the directions on the label. For best results, find a roach killer that contains both an attractant and an insecticide. This will help to lure roaches into the trap and kill them quickly.

That way you can get rid of your cockroach infestation in no time!

How To Shop For The Best Roach Killer

Are you ready to put your roach problem behind you and move on with your life? Then it’s time to shop for a roach killer!

When it comes to choosing a roach killer, there are a few things you’ll need to take into consideration. With these factors in mind, you should be able to find the best roach killer for your needs.

  • Consider the size of the area you need to treat: If you only have a small problem, you may be able to get by with a roach trap or bait station. For larger infestations, however, you may need something more powerful, like a liquid roach deterrent concentrate. 
  • Think about the type of product you’re looking for: Do you want a gel that can be applied directly to problem areas? Or would you prefer to set up bait stations? 
  • Take your own personal preferences into account: Some people don’t mind using chemical-based products, whereas others prefer more natural solutions. 


How long does it take for a roach killer to work?

If you have a roach infestation in your home, you’ll want to eliminate it ASAP! So of course, you’ll need a roach killer that works quickly.

First of all, you must be aware of this: there are a variety of roach killers on the market, and each one works a little differently. Some roach killers are designed to be applied directly to the insects, whereas others are meant to be used as a preventative measure, killing roaches before they have a chance to enter your home. 

However, the most important thing to consider when choosing a roach killer is its active ingredient. The two most common ingredients in roach killers are boric acid and pyrethrin. Boric acid works by causing dehydration in roaches, eventually leading to death. 

Pyrethrin, on the other hand, is a nerve poison that interferes with the insect’s nervous system, resulting in paralysis and death. In general, boric acid is considered to be more effective than pyrethrin, but it can take up to two weeks for roaches to die after coming into contact with the substance. 

Pyrethrin, on the other hand, works more quickly, but it’s also more toxic to humans and pets. As a result, it’s important to choose a roach killer that’s both effective and safe for your family.

How do you clean up after killing a roach?

Using a roach killer is the best way to get rid of roaches quickly and effectively. However, it’s important to know how to clean up after using a roach killer, as there are potential health risks associated with exposure to the chemicals in these products. 

Luckily, I’ll tell you everything you need to know about cleaning up after killing roaches.

After applying the roach killer, be sure to ventilate the area and wash your hands thoroughly. You may also want to wear gloves and a face mask to avoid breathing in any fumes. Once the area is well-ventilated, you can start cleaning up any dead roaches. 

Also, be sure to dispose of them in a sealed bag or container so that other pests don’t have access to them. With a little care, you can safely and effectively eliminate roaches from your home. Thank goodness!

How We Chose The Best Roach Killers

Before choosing any brand, we scour the web and all the biggest e-tailers to ensure we know all the available options on the market. We look at customer reviews, star ratings, brand ethos, processes, materials, accessibility, and so much more. We weigh the pros and cons, so you don’t have to, helping you make informed shopping decisions.


Chen, M., Du, Y., Zhu, G., Takamatsu, G., Ihara, M., Matsuda, K., Zhorov, B. S., & Dong, K. (2018b). Action of six pyrethrins purified from the botanical insecticide pyrethrum on cockroach sodium channels expressed in Xenopus oocytes. Pesticide Biochemistry and Physiology151, 82–89.

Gore, J. C., & Schal, C. (2004). Laboratory Evaluation of Boric Acid-Sugar Solutions as Baits for Management of German Cockroach Infestations. Journal of Economic Entomology97(2), 581–587.

Hassan Nasirian. (2008). Rapid Elimination of German Cockroach, Blatella germanica, by Fipronil and Imidacloprid Gel Baits. Iranian Journal of Arthropod-Borne Diseases2(1), 37–43

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