# What does Circularise B.V. use? Circularise B.V. (circularise.com) shows public evidence of 22 tools, according to runsonwhat (last checked 2026-10-16). - Industry: IT Services - Size: 11–50 employees - Based in: The Hague, Netherlands - Founded: 2016 - LinkedIn: https://www.linkedin.com/company/7597126 ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Custom domain, DNS verification records, DNS records, Website code | | | [Gandi](https://www.runsonwhat.com/reverse/gandi) | DNS | DNS records | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [Auth0](https://www.runsonwhat.com/reverse/auth0) | Auth & Identity | Custom domain, Website config | | ## 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 | | | [Vercel Analytics](https://www.runsonwhat.com/reverse/vercel-analytics) | Analytics | Website code | | | [Better Stack](https://www.runsonwhat.com/reverse/betterstack) | Monitoring | Custom domain | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [Webflow](https://www.runsonwhat.com/reverse/webflow) | Website & CMS | Website code | | | [Freshdesk](https://www.runsonwhat.com/reverse/freshdesk) | Support & Docs | Custom domain | | | [Dealfront](https://www.runsonwhat.com/reverse/leadfeeder) | Sales & CRM | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records | | | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Custom domain, Email records, Website code | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [iubenda](https://www.runsonwhat.com/reverse/iubenda) | Security & Compliance | Website code | | | [Vanta](https://www.runsonwhat.com/reverse/vanta) | Security & Compliance | Custom domain | | ## FAQ ### What tools does Circularise use? As of October 2026, runsonwhat has found 22 tools at Circularise (circularise.com) in public records. Edge & Hosting: Vercel and Gandi. Application: Tailwind CSS, Anthropic and Auth0. Data & Observability: Google Analytics, Google Tag Manager and Vercel Analytics. Go-to-market: Google Ads, Microsoft Ads and Webflow. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 16, 2026. ### What cloud does Circularise run on? Circularise uses Vercel for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Vercel through a subdomain that points at Vercel and a DNS verification record. Vercel is used by 47,027 companies runsonwhat tracks. ### What sales tools does Circularise use? The sales tools runsonwhat has found at Circularise are Dealfront (October 2026); no CRM shows up in Circularise's public records. runsonwhat found Dealfront through Dealfront code on circularise.com. Dealfront is used by 10,219 companies runsonwhat tracks. ### What email provider does Circularise use? Circularise uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 705,037 companies runsonwhat tracks. ### What does Circularise use for customer support? Circularise uses Freshdesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Freshdesk through a subdomain that points at Freshdesk. Freshdesk is used by 12,257 companies runsonwhat tracks. ### What analytics tools does Circularise use? Circularise uses Google Analytics for analytics, alongside Google Tag Manager and Vercel Analytics, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on circularise.com. Google Analytics is used by 858,159 companies runsonwhat tracks. ### Does Circularise use Google Ads? Yes. runsonwhat found Google Ads at Circularise through Google Ads code on circularise.com. Google Ads is a Ads & Pixels tool used by 465,739 companies runsonwhat tracks. ### Does Circularise use AI tools? Yes. runsonwhat has found Anthropic at Circularise; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Circularise may use more AI tools than these. ### Which companies have a tech stack similar to Circularise's? The companies with the stacks most like Circularise's are Unmand, Zenvia, Innovative Solutions and 5xdata, according to runsonwhat (October 2026). Each shares 7 to 11 tools with Circularise, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Circularise uses? runsonwhat reads public records only. Of the 22 tools at Circularise, 9 were found through code on circularise.com, 6 through subdomains that point at the vendor, 5 through DNS records, 1 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and circularise.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/circularise.com (updated October 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.