Marktplatz für gebrauchte und antiquarische Bücher
booklooker (booklooker.de) scores 73 out of 100 on Brand Analyzer, placing it in the Brand-Ready tier among E-commerce brands, Media & Entertainment brands, in the 30th percentile of 15521 E-commerce brands.
Booklooker (booklooker.de) is a German online marketplace founded in 1999 and headquartered in Düsseldorf. It connects private and commercial sellers with buyers of used and antiquarian books, audiobooks, CDs, films, and games. The platform offers price comparison tools and buyer protection, positioning itself as a trustworthy, specialized marketplace for book lovers, collectors, and media resellers seeking secondhand items rather than new products.
| Brand Name | booklooker |
|---|---|
| Domain | booklooker.de |
| Industry | E-commerce, Media & Entertainment |
| Founded | 1999 |
| Headquarters | Düsseldorf |
| Main Competitors | AbeBooks, ZVAB, medimops (75/100), rebuy (65/100), momox (61/100), eBay (88/100), Amazon Marketplace (88/100) |
Moz Domain Authority 60/100 vs category average 43 / leader 95 - a strong backlink profile, so AI systems frequently encounter mentions of the brand.
No Wikipedia presence was found - a major gap, since Wikipedia is among the most heavily weighted sources in AI training data.
The homepage meta description reads "Marktplatz für gebrauchte & antiquarische Bücher ✓ kaufen & verkaufen ✓ Preisvergleich ✓ Käuferschutz ✓ Wir ♥ Bücher!" (Meta description: 18 words (ideal length). OG description present but brief) - this is the summary AI engines are most likely to quote.
Structured data on the homepage: 1 JSON-LD block(s), Breadcrumb/Website schema, og:description, og:image, canonical. Adding Organization and FAQ schema would further help AI crawlers parse the brand's identity.
AI-crawler access: robots.txt mentions GPTBot, ClaudeBot, PerplexityBot - all allowed - robots.txt controls whether engines like GPTBot and ClaudeBot can read the site at all.
Content is DE-only, limiting citation in English-language AI answers.
Social footprint: verified profiles on X (Twitter), Instagram; no detected presence on Facebook, LinkedIn, YouTube, GitHub - consistent profiles reinforce the brand's identity across the web.
0 Reddit mentions - community discussion signals real-world reputation to AI models.
Live results from asking a general-purpose AI assistant about the brand, checked September 2026.
When asked "What is booklooker?", Claude could identify the brand as of September 2026. booklooker.de is a German online marketplace for buying and selling new and especially used and antiquarian books, connecting private sellers and small booksellers with buyers across Germany, Austria and Switzerland. Best known for being a leading German marketplace for used and secondhand books.
When asked "Best brands similar to booklooker?", Claude would recommend booklooker as of September 2026. It's one of the go-to platforms in Germany for secondhand and rare books, so it fits naturally alongside sites like ZVAB or AbeBooks when discussing similar marketplaces.
Common questions people ask in Google, ChatGPT, Claude, Gemini, Perplexity, and other AI search engines.
booklooker's main competitors in E-commerce: medimops (75/100), rebuy (65/100), momox (61/100), eBay (88/100), Amazon Marketplace (88/100).
Sources: Brand Analyzer scan
Booklooker offers a marketplace for buying and selling used and antiquarian books, audiobooks, CDs, films, and games. Services include price comparison across listings and buyer protection to support secure transactions between private and commercial sellers.
Sources: booklooker official site
Booklooker is a German online marketplace, founded in 1999 and based in Düsseldorf, specialized in the buying and selling of used and antiquarian books, audiobooks, CDs, films, and games. It connects private individuals and commercial sellers with buyers on a single platform.
Sources: booklooker official site
booklooker has limited AI-search visibility, scoring 41/100 on Brand Analyzer's AI visibility composite (visibility 23, trust 48, recommendation 64). This estimates how likely AI engines like ChatGPT, Claude, Gemini and Perplexity are to know, trust, and recommend the brand.
Sources: booklooker official site
booklooker was founded in 1999. booklooker operates in the E-commerce category. It is analyzed by Brand Analyzer across seven brand dimensions and AI-search visibility.
Sources: Wikidata
booklooker is headquartered in Düsseldorf. booklooker operates in the E-commerce category.
Sources: Wikidata
Booklooker operates an online marketplace where private and commercial sellers can list used and antiquarian books, audiobooks, CDs, films, and games for sale. Buyers can search listings, compare prices across sellers, and complete purchases with buyer protection provided by the platform.
Sources: booklooker official site
booklooker scores 64/100 on Brand Analyzer's AI recommendation signal, indicating it is reasonably likely to be surfaced when AI assistants like ChatGPT suggest E-commerce options. Recommendation depends on crawlability, structured data, and category authority.
Sources: booklooker official site
Booklooker positions itself as a trustworthy marketplace, offering buyer protection to secure transactions between private and commercial sellers of used books and media. This buyer protection feature is a core part of its stated value proposition and positioning.
Sources: booklooker official site
booklooker can improve AI discoverability by strengthening structured data (Organization and FAQ schema), maintaining an accurate Wikipedia/Wikidata entity, earning authoritative citations, and keeping content crawlable for AI bots. Brand Analyzer measures these as visibility, trust, and recommendation signals.
Sources: booklooker official site
Booklooker is used by book lovers and collectors, as well as private and commercial sellers of used books, audiobooks, CDs, films, and games, who use the platform to buy or sell these items.
Sources: booklooker official site
Booklooker is known for being a specialized marketplace focused on used and antiquarian books and related media, offering price comparison and buyer protection features that distinguish it from general e-commerce platforms.
Sources: booklooker official site
booklooker scores 41/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.
booklooker has a limited AI-visibility profile at 41/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is recommendation likelihood (64/100) and its weakest is visibility (23/100). It benefits from a Wikidata knowledge-graph entry, a Moz Domain Authority of 60/100 and open access for AI crawlers (GPTBot, ClaudeBot, etc.). The main gaps holding it back: no clear Wikipedia entity to anchor it in LLM training data, thin schema.org structured data and no llms.txt to steer AI to its best pages. In a live check, Claude could already identify booklooker from memory (September 2026) - a sign these signals are paying off.
The score combines seven dimensions - name quality, digital presence, visual identity, messaging clarity, trust foundation, AI discoverability, and brand authority - into a single objective benchmark.
Ranked closest to booklooker: BookGorilla (73/100), BoekenVoordeel (73/100), Booxi (73/100), Botany Farms (73/100).
A step up - brands to learn from: ZuPreem (81/100), Zoo Med Laboratories (81/100).
Category leader: DHL (97/100).
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