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Preliminary profileBaby & Kids

In their wordsExperience the freedom of Willow: the original fully in-bra, wearable breast pump with hospital-grade suction and leak-proof mobility. Hands-free, discreet, and app-controlled, Willow pumps are the only wearables engineered to be moms' primary pump. Shop the #1 rated wearable pump for comfort and effectiveness today.

Est. revenue · preliminary

$1M–$10M

per year · ≈ $83.3K–$833K/mo

From its traffic rank alone. The full profile adds catalog, ad and social signals.

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Revenue Scale

Where this store likely sits

<$100K
$100K–$1M
$1M–$10M◆ likely
$10M–$50M
$50M–$100M
$100M–$500M
$500M+
Traffic
Popularity

Chrome UX Report and domain ranking

Domain rank#464,005
Est. monthly visits148K
Traffic trendSteady at Top 1M
Top markets

Chrome UX Report, Aug 2026

USTop 500K of 3.40M sites
Storefront & Stack
Tech Stack

13 apps detected

AttentiveRebuyYotpoYotpo LoyaltyBOGOSMicrosoft AdsAmp Back in StockGeolocation Redirects Geo:ProMicrosoft ClarityPayPalSecomappStack Discounts Pro +1 more
Full profile

What the full profile adds

Undercart hasn't crawled Willow Pump itself yet. Open the full profile and we crawl it: exact revenue with a confidence score, catalog size and best sellers, the ads it runs and estimated spend, social followers, captured marketing emails, and every app it adds or removes from then on.

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Quick facts

Is Willow Pump built on Shopify?
Yes — Willow Pump (onewillow.com) runs on Shopify.
What is Willow Pump's estimated annual revenue?
A preliminary estimate puts Willow Pump in the $1M–$10M range a year, based on its traffic rank. The full profile refines it with catalog, ad and social signals.
What apps does Willow Pump use?
Willow Pump's detected apps include Attentive, Rebuy, Yotpo, Yotpo Loyalty and BOGOS.
Where do Willow Pump's visitors come from?
Willow Pump ranks best with Chrome users in US.

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Built from public data: the HTTP Archive crawl of September 2026 (detected apps, theme, currency, description) and the Chrome UX Report (popularity, markets and trend). Updated monthly. The revenue band is a model estimate from traffic rank, not reported figures.