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Impact on ConversionsFebruary 8, 20257 min read

The Impact of Quality Reviews (Not Just) on Product Pages

Up to 93% of customers rely on reviews before making a purchase. On Heureka, the largest price comparison site in Europe, reviews play a crucial role – and data from our long-term collaboration shows the real-world impact of quality ratings.

Where Reviews Appear on Heureka

On the product's landing page, where customers see the price, model, brief description, and most importantly, the overall score and number of ratings. This allows them to quickly assess product quality.

On a dedicated review page, where they can delve into detailed descriptions, strengths and weaknesses, and the overall score. This is where purchasing decisions are made.

Why Brand Testing Club Reviews Are Effective

Authenticity: every product passes through the hands of real users. Detail: a minimum of 250 characters, often with photos and videos. Visual: authentic content that attracts attention.

Bonus: detailed reviews also improve SEO. Content-rich ratings increase visibility in search engines.

Infografika · dopad recenzí

Specific Results from Our Collaboration with Heureka

+147 %

Increase in conversions for dog food

Brand Testing Club × Heureka

+156 %

Increase in stick vacuum cleaner impressions

Brand Testing Club × Heureka

+1 144 %

Increase in review page impressions

Brand Testing Club × Heureka

+115 %

Increase in conversions for nutritional supplements

Brand Testing Club × Heureka

Published reviews on Heureka led to an increase in traffic and conversions across various categories – just one month after publication.

The effect was measurable for consumer electronics, nutritional supplements, and pet food.

The Impact of Reviews Across Categories

Reviews work in every segment, but the effect differs. The greatest impact was in categories where customers hesitate the most – pet food, nutritional supplements, expensive electronics.

Common denominator: detailed reviews from real users brought measurable growth in impressions and conversions in every category.

What Differentiates Brand Testing Club Reviews

Five features that make our reviews an effective marketing tool.

Authenticity and Detail

Each review is created after a real product test

Testers share strengths and any potential shortcomings.

Minimum of 250 characters, often with photos and videos – no empty phrases like “it works.”

Visual Content

Photos and videos from testers add another level of authenticity to reviews

Customers see the product in a real-world setting, not in a studio.

Visual content is specifically sought after in reviews – it helps users decide faster.

SEO and Visibility

Rich reviews improve product visibility in search engines

Organic traffic grows, while CPA for paid traffic decreases.

Heureka also considers the volume and quality of reviews when ranking products – more quality reviews mean a better position.

Conclusion

Quality reviews are the foundation of e-commerce success. They help brands grow, improve reputation, and build customer trust.

No matter what you sell, our services will transform reviews into a powerful growth tool. Want to know how specifically? Connect with us.

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