10 Best Ultrasonic Pest Repellers 2025 in the United States

The 2026 Upgraded Ultrasonic Repeller from PIMAG offers a simple plug-in solution to keep various pests such as mice, ants, cockroaches, mosquitoes, and spiders away from your home or office. It works by emitting ultrasonic waves within a frequency range of 10kHz to 65kHz, which disrupt pests' nervous systems without harming humans or pets. This device covers up to 1600 square feet per unit, making it suitable for many indoor spaces including bedrooms, kitchens, garages, and warehouses. The package includes six units, which is helpful for larger areas or rooms with heavier infestations.

One of its strong points is the ease of use — just plug it in and it starts working immediately with no need for batteries or maintenance. The low power consumption (3-5W) also means it is energy-efficient. It runs quietly, and a silent mode at night helps avoid disturbing your sleep. The product is designed with safety in mind, being safe for children, pregnant women, and pets, which is important for households.

Like many ultrasonic repellents, it may require several weeks (3-7 weeks) to see noticeable results, so it is not an instant fix. Also, for severe pest problems, multiple units are recommended to cover all affected areas properly. While it works well indoors, its effectiveness might be limited if pests can easily move around or if obstacles block the sound waves. This repeller is a convenient, eco-friendly option for those wanting a non-toxic pest control method and suits people looking for a low-effort solution to reduce common household pests over time, especially in multi-room settings.

This 2025 Upgraded Ultrasonic Insect & Pest Repeller comes as a set of six plug-in devices designed to keep common household pests like mice, roaches, ants, spiders, and mosquitoes away. It operates within a wide frequency range of 10kHz to 65kHz, using intelligent frequency switching to target different pests more effectively. The ultrasonic waves work by disturbing the pests' nervous systems, which gradually drives them out over 1 to 4 weeks of use. Because it’s a plug-in device powered by a standard outlet, it avoids the hassle and expense of batteries, and its low power consumption (3-5 watts) makes it energy efficient.

The repeller covers indoor areas and offers a chemical-free, odorless, and safe alternative to poisons or traps, making it friendly for homes with children and pets. It is designed for indoor use only and provides a convenient, low-maintenance option for those seeking a non-toxic way to reduce common indoor pests.

Its safety and energy efficiency are strong points, though patience and using multiple units may be necessary to achieve significant results.

The RIDDEX Plus Insect Repellent is a compact plug-in device designed to repel mice, rats, roaches, and other insects using silent electromagnetic waves. It operates continuously by emitting vibrations that deter pests without any chemicals or toxins, making it a safe choice for homes with children and pets. Its built-in night light is a handy bonus, helping you avoid fumbling in the dark while doubling as a pest deterrent. The device is easy to install—just plug it into any indoor outlet—and its low-profile modern design means it won’t be an eyesore.

Powered by electricity through a standard outlet, it requires no batteries, ensuring steady operation but limiting placement flexibility to locations with available outlets. Since it uses soundless waves rather than chemicals, it is environmentally friendly and non-toxic, avoiding the risks associated with sprays or traps.

RIDDEX Plus offers a user-friendly, safe option for those seeking a simple, maintenance-free way to reduce common household pests. It performs best in smaller indoor areas and is ideal for users who prefer a chemical-free approach. For situations requiring detailed coverage information or guaranteed effectiveness in larger spaces, additional pest control methods may be advisable.