# What does Callwey use? Callwey (callwey.de) shows public evidence of 25 tools, according to runsonwhat (last checked 2026-11-06). - Industry: Publishing - Size: 11–50 employees - Based in: München, Germany - Founded: 1884 - LinkedIn: https://www.linkedin.com/company/callweyverlag ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code | | | [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code | | | [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | Website code | | | [Google Maps](https://www.runsonwhat.com/reverse/google-maps) | Media & UI | Website code | | | [Issuu](https://www.runsonwhat.com/reverse/issuu) | Media & UI | Website code | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code | | | [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [WordPress](https://www.runsonwhat.com/reverse/wordpress) | Website & CMS | Website code | | | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code | | | [Yoast SEO](https://www.runsonwhat.com/reverse/yoast) | Website & CMS | Website code | | | [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records, Website code | | | [Brevo](https://www.runsonwhat.com/reverse/brevo) | Marketing | DNS verification records | | | [WooCommerce](https://www.runsonwhat.com/reverse/woocommerce) | Website & CMS | Website code | | | [Google Ad Manager](https://www.runsonwhat.com/reverse/google-ad-manager) | Ads & Pixels | Website code | | | [Pinterest](https://www.runsonwhat.com/reverse/pinterest) | Ads & Pixels | Website code | | | [Salesforce](https://www.runsonwhat.com/reverse/salesforce) | Sales & CRM | Email records, Website code | | | [Google AdSense](https://www.runsonwhat.com/reverse/google-adsense) | Ads & Pixels | Website code | | | [Quantcast](https://www.runsonwhat.com/reverse/quantcast) | Ads & Pixels | Website code | | | [CleverReach](https://www.runsonwhat.com/reverse/cleverreach) | Marketing | Email records | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records, Website code | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records | | | [Haufe umantis](https://www.runsonwhat.com/reverse/umantis) | People & HR | Email records | | ## FAQ ### What tools does Callwey use? As of November 2026, runsonwhat has found 25 tools at Callwey (callwey.de) in public records. Application: jQuery, Vimeo and YouTube. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: WordPress, Google Ads and Meta Pixel. Company Ops: Microsoft 365, Apple Business and Mailchimp Transactional. Last checked November 6, 2026. ### What CRM does Callwey use? Callwey uses Salesforce for its CRM, according to runsonwhat (November 2026). runsonwhat found Salesforce through email records that authorize Salesforce and code on callwey.de. Salesforce is used by 35,134 companies runsonwhat tracks. ### What email provider does Callwey use? Callwey uses Microsoft 365 for email and office software, alongside Apple Business, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 729,214 companies runsonwhat tracks. ### What analytics tools does Callwey use? Callwey uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on callwey.de. Google Analytics is used by 904,601 companies runsonwhat tracks. ### What is Callwey's website built with? Callwey uses WordPress for its website, alongside Yoast SEO and WooCommerce, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on callwey.de. WordPress is used by 606,869 companies runsonwhat tracks. ### What marketing software does Callwey use? Callwey uses Mailchimp for marketing, alongside Brevo and CleverReach, according to runsonwhat (November 2026). runsonwhat found Mailchimp through email records that authorize Mailchimp and code on callwey.de. Mailchimp is used by 118,518 companies runsonwhat tracks. ### Does Callwey use jQuery? Yes. runsonwhat found jQuery at Callwey through jQuery code on callwey.de. jQuery is a Frontend tool used by 928,199 companies runsonwhat tracks. ### Which companies have a tech stack similar to Callwey's? The companies with the stacks most like Callwey's are Denner, VR Equitypartner, Management Consulting Services and Solutions | a-connect and Baumann Automation, according to runsonwhat (November 2026). Each shares 9 to 11 tools with Callwey, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Callwey uses? runsonwhat reads public records only. Of the 25 tools at Callwey, 16 were found through code on callwey.de, 5 through email records and 4 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and callwey.de about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/callwey.de (updated November 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.