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Thunderworks, operating under the domain ThunderShirt.com, sells calming products for dogs and cats, including pressure wraps, pheromone diffusers, and calming supplements. The brand has been on the market for over 15 years and states its products are used by millions of pets worldwide.

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At a glance

About Thunderworks

Satisfaction Guarantee
60 days
Shipping
Free on all U.S. orders
Years of expertise
15+ years
Main products
Calming wraps, pheromones, supplements
Target audience
Dog and cat owners
Vet recommended
Yes, stated across product line
Prices from
$ 39.99
Thunderworks positions itself in the pet wellness segment, targeting dog and cat owners who are looking for non-pharmaceutical solutions to manage anxiety and stress-related behavior in their animals. The product range spans from the well-known ThunderShirt pressure wrap, which applies gentle constant pressure similar to swaddling an infant, to pheromone-based diffusers and calming chew supplements. Veterinarian recommendation is a recurring claim across the product line, placing the brand in a trusted, mid-to-premium consumer segment. The company backs its products with a 60-day satisfaction guarantee and offers free shipping on all U.S. orders.
June 2026

Active promotions

Ready to use with your order at Thunderworks.

Bundle discount: save on combined calming products such as a ThunderShirt paired with a ThunderEase diffuser, available as a pre-configured bundle at a reduced price.
To the shop
Subscription discount: customers who sign up for a recurring delivery of calming supplements or pheromone refills receive a percentage off compared to single purchases.
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Recent

Thunderworks in the news

Recent updates and background about Thunderworks, summarised in our own words.

Summaries by Image Review based on publicly available sources and our own editing. External links may contain affiliate links.

Frequently asked questions

What others ask about Thunderworks

Answers to the most common questions, based on search behaviour and our own research.

Is Thunderworks a reliable webshop?

Thunderworks has been active for over 15 years and claims millions of customers worldwide. The company offers a 60-day satisfaction guarantee, which provides some assurance for first-time buyers.

Do I get free shipping when ordering from Thunderworks?

Yes, Thunderworks offers free shipping on all orders within the United States. Shipping conditions for international orders are not specified in the available information.

What is the return policy at Thunderworks?

Thunderworks offers a 60-day satisfaction guarantee on its products. Customers who are not satisfied within that period can contact the company, though the exact return procedure is not detailed in the available information.

Does the ThunderShirt really work for anxious dogs?

The ThunderShirt applies gentle, constant pressure to the body, a method described as similar to swaddling an infant. The product is stated to be vet recommended and is marketed for use during thunderstorms, fireworks, travel, and separation anxiety, though individual results may vary.

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