# CrossBox Digital

> Scientific conversion-rate optimization (CRO) for Shopify stores, run by founder Stawros Koutis (Kronberg im Taunus, Germany). Diagnosis, mathematics and clean craftsmanship — grounded in the MECLABS methodology. The guarantee: 10% more revenue per visitor, or the client doesn't pay. Google Mobile Speed Score 90+ guaranteed. Maximum five client projects at a time, founder-led. German is the site's canonical language (/), English lives under /en/.

Key facts: 250M tested visitors; A/B tests with over 1 million visitors; shops scaled from €5,000 to €250,000 monthly revenue; case results include Bergzeit Re-Use (+300% conversion rate), MaoMao (+150% average order value), BlueFarm (+20% conversion uplift). Contact: koutis@crossboxdigital.com.

## Main pages

- [Startseite (Deutsch)](https://crossboxdigital.com/): services, method (Revenue Audit, Foundation & Speed, Scientific Testing, Revenue Stacking), case studies, guarantee, free audit booking
- [Home (English)](https://crossboxdigital.com/en/): faithful English translation of the German page

## Blog (German)

- [Blog-Übersicht](https://crossboxdigital.com/blog/)
- [CRO-Audit für Shopify](https://crossboxdigital.com/blog/cro-audit-shopify/)
- [A/B-Testing für Shopify](https://crossboxdigital.com/blog/ab-testing-shopify/)
- [Shopify Speed Score 90+](https://crossboxdigital.com/blog/shopify-speed-score-90/)
- [Modulares Shopify-Theme](https://crossboxdigital.com/blog/modulares-shopify-theme/)
- [Shopify-Migration](https://crossboxdigital.com/blog/shopify-migration/)
- [Shopify App Development](https://crossboxdigital.com/blog/shopify-app-development/)
- [Hydrogen Storefronts](https://crossboxdigital.com/blog/hydrogen-storefront/)
- [Headless E-Commerce mit Shopify](https://crossboxdigital.com/blog/headless-ecommerce-shopify/)
- [Tracking & Integrationen](https://crossboxdigital.com/blog/shopify-tracking-integrationen/)

## Blog (English)

- [Blog index](https://crossboxdigital.com/en/blog/)
- [Shopify CRO Audit](https://crossboxdigital.com/en/blog/shopify-cro-audit/)
- [Shopify A/B Testing](https://crossboxdigital.com/en/blog/shopify-ab-testing/)
- [Shopify Speed Score 90+](https://crossboxdigital.com/en/blog/shopify-speed-score-90/)
- [Modular Shopify Themes](https://crossboxdigital.com/en/blog/modular-shopify-theme/)
- [Shopify Migration](https://crossboxdigital.com/en/blog/shopify-migration/)
- [Shopify App Development](https://crossboxdigital.com/en/blog/shopify-app-development/)
- [Hydrogen Storefronts](https://crossboxdigital.com/en/blog/hydrogen-storefront/)
- [Headless Commerce with Shopify](https://crossboxdigital.com/en/blog/headless-commerce-shopify/)
- [Shopify Tracking & Integrations](https://crossboxdigital.com/en/blog/shopify-tracking-integrations/)

## Legal

- [Impressum](https://crossboxdigital.com/impressum/) / [Imprint](https://crossboxdigital.com/en/imprint/)
- [Datenschutzerklärung](https://crossboxdigital.com/datenschutzerklarung/) / [Privacy Policy](https://crossboxdigital.com/en/privacy-policy/)
- [AGB](https://crossboxdigital.com/agb/) / [Terms](https://crossboxdigital.com/en/terms/)