What does heidi use?

As of October 2026, runsonwhat has found 18 tools at heidi (heidi.com) in public records. Edge & Hosting: Cloudflare and Vercel. Application: Anthropic. Go-to-market: Meta Pixel, Zendesk and Campaign Monitor. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 10, 2026.

heidi 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 45,710 companies runsonwhat tracks.

heidi 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 694,633 companies runsonwhat tracks.

heidi uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through a subdomain that points at Zendesk and email records. Zendesk is used by 40,255 companies runsonwhat tracks.

heidi uses Framer for its website, according to runsonwhat (October 2026). runsonwhat found Framer through a subdomain that points at Framer. Framer is used by 5,819 companies runsonwhat tracks.

heidi uses Campaign Monitor for marketing, alongside Customer.io, according to runsonwhat (October 2026). runsonwhat found Campaign Monitor through email records that authorize Campaign Monitor. Campaign Monitor is used by 8,375 companies runsonwhat tracks.

Yes. runsonwhat found Cloudflare at heidi through DNS records that point at Cloudflare and email records. Cloudflare is a CDN & Edge tool used by 684,919 companies runsonwhat tracks.

Yes. runsonwhat has found Anthropic at heidi; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so heidi may use more AI tools than these.

Yes. On runsonwhat's rechecks, heidi started using Notion (latest on October 10, 2026). A change counts only between two checks of heidi.com done the same way.

The companies with the stacks most like heidi's are Pirros, Stacksync, Extern and Upfort, according to runsonwhat (October 2026). Each shares 7 to 11 tools with heidi, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

runsonwhat reads public records only. Of the 18 tools at heidi, 11 were found through DNS records, 4 through subdomains that point at the vendor and 3 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and heidi.com about monthly.