Best Indoor Ultrasonic Pest Repellers of 2025

"After living in our house for years, we suddenly had a mouse problem in the basement. I was skeptical about the ultrasonic devices but decided to try them. Surprisingly small and not obtrusive, they came in a pack of several. We plugged them in, and while we initially saw more mouse activity, we eventually caught several in traps. Now, the basement is clean and no further mice have been seen. I can't fully judge their effectiveness on other pests, but they seem to be working for mice."

"Having just moved to a country home, I knew bugs would be an issue. With a toddler and five dogs, I needed a safe solution. After plugging in the devices, we did see increased bug activity initially, which was expected. However, by the end of week four, our bug problem was resolved. We haven't seen an active bug in over a week, making this a great purchase for our family's safety!"

"I installed the Ultrasonic Pest Repellers about a month ago, and I think they are working. The spiders seem to have disappeared, and while I've heard some mice, I haven't seen any signs of them in the house. My dogs haven't been affected either. I can't say for sure if it's the repellers or the cold weather, but the situation is better than before, and I'd prefer this method over using chemicals."

"I bought this about 2 months ago and I’ve seen a significant change. I had lots of ants in the kitchen and spiders around the house. After plugging these in, I suddenly noticed no ants or spiders! They worked wonders! I keep it on medium, as the high setting is loud, but the lower settings are perfectly fine and effective. Plus, there's no need for chemicals or messy traps."

"After getting the Pest & Insect Repeller 6-pack, I am extremely satisfied with the results! Right after plugging them in, I saw a noticeable drop in pest activity. The dual-mode feature lets me adjust the frequency as needed. Best of all, there’s no mess or harsh chemicals to deal with, making it safe and effective. I highly recommend this product!"

"I've been using the Haycone Ultrasonic Pest Repeller for a few weeks, and the results are impressive. I noticed a significant reduction in pests around my home—especially mice. Setup was super easy, just plug it in and it works right away. It’s a great investment for a pest-free home.”

"Using this pest repeller has been a game changer for me. I just plugged it in, and it started working right away. In just a few days, I noticed a significant drop in pests like mice, ants, and spiders. Since it's chemical-free, I feel safe having it around my kids and pets. Plus, it's silent, which is perfect for indoor use."

"This device is a lifesaver! Living in an old house, I often deal with spiders and ants. After using this repeller, the bugs have practically disappeared. I love that it covers a large area, so one unit is enough for my whole basement. The dual-mode feature is fantastic; the Red Mode gives an extra boost when I'm away. Knowing my family is safe from chemicals makes it definitely worth trying!"

"I've been battling mosquitoes flying around at night, and I really didn’t want to use chemical diffusers due to health concerns for my kids. I found this ultrasonic repeller and have been using it for a week. I'm thrilled to say that I've seen a noticeable improvement—barely any mosquitoes in my bedroom now! I appreciate that it doesn’t emit any chemicals and that the ultrasound is completely harmless to humans. I even expected it to interfere with my Wi-Fi, but it hasn’t affected it at all!"

“I can’t recommend this ultrasonic pest repeller enough! The 2024 upgraded version is a true lifesaver for anyone tired of dealing with pests. Just plug it in, and the results are almost instant. Since installing these in different rooms, I’ve noticed a dramatic reduction in roaches, mice, and mosquitoes. It’s also effective for ants and spiders, making my home feel truly pest-free.”

“I purchased the Nextkey Ultrasonic Pest and Insect Repeller 6-pack. I’m thrilled with the results! The performance of this device works exceptionally well. Within the first week, the mice and bugs ceased to exist. I have two dogs and family members that come and go, and it doesn't affect anyone. Overall, I couldn’t be happier. It’s fast, easy, effective, and eco-friendly.”

“I have a neighbor with a huge open bird feeding tray, which led to a rat problem in my home. These really work! I plugged them in and immediately heard noises in the wall. I can't recommend these highly enough! Well worth the money!”

“I've been using this ultrasonic pest repeller for a couple of weeks, and the results are incredible. The 360° ultrasonic coverage protects every corner of my room, and the PIR sensor activates the ultrasonic sound only when there's motion, making it energy-efficient. I haven't seen any signs of mice since installing it. Highly recommend this to anyone dealing with rodent issues indoors!”

“I decided to try the ultrasonic mouse repellent after discovering some unwanted visitors in my kitchen. The setup was incredibly simple—just plug it in. It's silent operation means it doesn't disturb my family. After a week, I noticed a significant decline in mouse activity. This product has truly made my home feel more secure. I highly recommend it!”

“I'm thrilled with this ultrasonic pest repeller! It worked almost immediately, and the best part is that it's completely safe for my pets. This has been an effective, low-maintenance solution for keeping rodents at bay.”

"I find it very quiet on the first setting, and the second can be a bit annoying. However, it works absolutely fabulous—since plugging it in, I've had no bugs, mice, or rats! Setting it up was a breeze, and its small size allows me to use it alongside my wallflower!"

"I got these devices last week and they are great! Just plug them in and I can relax knowing they handle all pest issues. So simple and easy to use—definitely a must-have for my home!"

"Living in an area full of spiders and bugs, I decided to buy this device. I placed six of them in different rooms and can confidently say it's very efficient. It's easy to use, has no noise, and looks like a freshener in my house. After a week, I haven’t seen any flies or bugs in my territory!"

"When I was looking for a repellent product, I found this one and ordered two sets. I wasn't very confident about how well it would work, but to my surprise, it has been amazing! I've only seen two bugs in the last six weeks. I highly recommend the NexKey Ultrasonic Pest Repeller."

"For years, we've struggled with mice entering our home through our old foundation. After plugging in these devices, we’ve had ZERO activity since Thanksgiving! They haven’t bothered our dogs either. We’re calling this a great success and definitely recommend them."

"I was desperate to get rid of roaches in my kitchen. After using this for about five weeks, I still see a few, but I’m hopeful it will work. I plugged one in the garage too, just in case. I’m feeling optimistic that this product will keep pests away."

"I recently purchased the Ultrasonic Pest Repeller to tackle a pest issue in my home. It has a sleek and compact design that fits unobtrusively in any room. Since I started using it, I’ve seen a noticeable reduction in pests thanks to its ultrasonic sound waves."

"I bought this product for my family's two-family house. Despite my efforts, I was still finding mouse droppings. After giving the Ultrasonic Repeller a fair chance for two months, I noticed fewer droppings, but they were still present. However, after a year of use, I’m happy to report that not one mouse appeared last winter, thanks to the device."

"I've placed all four of these repellers in my basement alongside regular mousetraps to see how they perform together. Time will tell if they prove effective."

"I bought a pack of 6 to tackle spiders. Plugged it in near my front door, and I've noticed fewer bugs and spiders quickly! I'm not sure how it works, but it does wonders. It's easy to use—just plug it in!"

"I find these really helpful for keeping mice away. I would definitely recommend and buy again! Great product!"

"These devices are super convenient and so discreet that you can hardly tell they're plugged in. Perfect for keeping cords out of sight!"

"I just plug it in and forget about it. This product effectively deters all pests, just as advertised, and I'm very pleased so far."

"I bought this because I had ladybugs in my house. It's easy to use and comes with six units, which is perfect for my small home. I've only had it for a week, so I might need more time to see the results."

"I absolutely love the price and effectiveness of this product. I will definitely recommend it and order more for my entire home!"