Wasalaa is a Polish fashion brand offering high-quality, stylish clothing and accessories for women, men, and children, combining contemporary design with everyday comfort. Through its fast-growing online store on Shopify and a network of brick-and-mortar boutiques in major cities, the brand brings trend-led collections and signature collaborations to customers across the country.

Solution

Using rtb.com as a revenue-generating channel, Wasalaa launched an always-on retargeting campaign designed to drive sales, increase the overall website conversion rate, and maximize ROAS.

With no minimum budget on the platform, Wasalaa could start conservatively, validate performance, and then confidently scale spend in line with strong ROAS and conversion results.

Results

ROAS

16:1

The campaign delivered a post-click ROAS of 16:1, effectively turning each 1 PLN invested into 16 PLN in revenue.

The campaign achieved a conversion rate of 4.44% and a CTR of 0.67%, proving that highly relevant, Deep Learning-powered retargeting could efficiently turn visitors into paying customers.

increase in total online sales

3%

Over just the second month, rtb.com activity increased Wasalaa's overall sales by 3%, demonstrating that adding rtb.com to the existing marketing stack can unlock additional revenue without cannibalizing other channels. Shopify integration was fast and straightforward using the dedicated rtb.com connector app. Our Shopify app allows merchants to install tracking pixels and connect product feeds in just a few clicks, with no developer support needed. As the client summarized: “Seamless integration and very quick setup; everything worked on the first try and the campaign was integrated in no time.”​

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FAQ

rtb.com is a self-serve retargeting platform built by RTB House that gives ecommerce brands and agencies direct access to Deep Learning-powered technology used by global enterprise advertisers.

rtb.com drives incremental revenue from high-intent users across the open internet.

Retargeting is a digital advertising strategy that displays personalized ads to users who have interacted with your brand online but have left without making a purchase.

It allows you to target relevant audiences rather than using a broader “spray and pray” approach. It makes budget management much more efficient.

The process is enabled by real-time bidding (RTB), whereby ad spaces are bought and sold in instantaneous auctions. The entire process of analyzing user data, placing bids, and displaying the ad happens in mere milliseconds.

  • Deep Learning technology (10+ years in development)
  • Proven with enterprise brands globally
  • Access to 95%+ of internet users via 120+ SSPs
  • No minimum budget required
  • Fully self-serve—no contracts, no insertion orders.

👉 Enterprise-grade performance, built for speed and accessibility.

rtb.com is designed to deliver incremental growth, not just reattribute existing sales.

👉 Typical results:

  • +3-8% uplift in total online revenue
  • Up to 60% of purchases come from products users hadn’t previously seen.

No, you can start with any budget and scale based on results.

👉 You can choose to invest more after seeing the results.

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