# Rankscale case studies > How brands and agencies used Rankscale to change AI search visibility. ## Pages - [Case studies](https://rankscale.ai/case-studies/index.md): All case studies. - [MiniFinder Entered the German Market and Claimed the #1 Spot in AI Search in 90 Days](https://rankscale.ai/case-studies/minifinder-germany-ai-visibility-90-days.md): How iGrow used Rankscale to outmaneuver Tractive and build AI search dominance in Germany’s competitive GPS tracker market. - [From AI Ghost to Category Leader: 100% Visibility & 63% Market Lead in 90 Days](https://rankscale.ai/case-studies/sowork-virtual-office-ai-visibility-90-days.md): How iGrow used Rankscale to fix SoWork’s technical foundation and dominate AI search against an established rival. - [How an AI SMS Platform Generated $280K in Pipeline from AI Search](https://rankscale.ai/case-studies/ai-sms-platform-280k-pipeline.md): Using Rankscale to turn ChatGPT and AI search engines into a scalable B2B growth channel. - [From Invisible in AI Search to Recommended Across 15+ US Metros](https://rankscale.ai/case-studies/online-grocer-15-metros-ai-visibility.md): How Coalition Technologies used Rankscale to close critical AI visibility gaps for a national online organic grocer - in just three months. - [A European Public-Sector GEO Pilot: Mapping the AI Visibility Landscape Before Scaling](https://rankscale.ai/case-studies/european-public-sector-geo-pilot.md): How Saltanat Labs used Rankscale to map priority prompts, citation sources, and execution-ready fixes across a complex public-sector website - turning a vague GEO mandate into a c… - [How a Leading Spanish Bank Achieved +215% Growth in Top-3 AI Search Placements](https://rankscale.ai/case-studies/spanish-bank-ai-search-215-top3-growth.md): A generative engine optimization strategy that turned AI search into a dominant visibility channel for one of Spain's largest banking groups. - [How a Digital Type Foundry Grew Its AI Search Mentions Across ChatGPT and Perplexity by 56% in Six Months](https://rankscale.ai/case-studies/digital-type-foundry-ai-mentions-56.md): How VertoDigital turned a digital type foundry's content architecture into a source AI search engines actively cite — not just rank. - [The Source AI Search Trusts: audi.de's Citation Share Climbs to 43.2%](https://rankscale.ai/case-studies/audi-forum-ingolstadt-citation-share.md): How agnosco.net used Rankscale to make audi.de the authoritative, correctly-cited source for the Audi Forum Ingolstadt across Google AI Overview, Google AI Mode, and ChatGPT. - [One Measurable Baseline for Three Brands, One Growth Strategy](https://rankscale.ai/case-studies/renault-retail-group-ai-visibility-baseline.md): How Black Sheep Agency used Rankscale to audit and baseline AI visibility across Renault, Dacia and Alpine, giving Renault Retail Group a measurable foundation inside one connecte… - [Mapping the AI Narrative for Just Eat Takeaway, Across Two Markets](https://rankscale.ai/case-studies/just-eat-takeaway-ai-narrative-audit.md): How Storylake used Rankscale to audit AI-answer visibility and sentiment for Just Eat (UK) and Thuisbezorgd (Netherlands), and to turn the findings into a GEO × Reddit action plan… - [Austrian Optical Retail Chain Claims Dominant AI Search Visibility in 5 Months](https://rankscale.ai/case-studies/optical-retail-chain-ai-visibility.md): How ithelps Digital used Rankscale to grow a national eyewear retailer's AI visibility from 14.7% to 75.3% across ChatGPT, Perplexity, Copilot, and Google AI Mode. Partner agency:…