# What does Billdu use? Billdu (billdu.com) shows public evidence of 32 tools, according to runsonwhat (last checked 2026-11-08). - Industry: Software - Size: 11–50 employees - Based in: Bratislava-Staré Mesto, Slovakia - Founded: 2011 - LinkedIn: https://www.linkedin.com/company/billdu ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Email records, Website code | | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | DNS verification records | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code | | | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | Media & UI | Website code | | | [Vimeo](https://www.runsonwhat.com/reverse/vimeo) | Media & UI | Website code | | | [YouTube](https://www.runsonwhat.com/reverse/youtube) | Media & UI | Website code | | | [GSAP](https://www.runsonwhat.com/reverse/gsap) | Media & UI | Website code | | | [PayPal](https://www.runsonwhat.com/reverse/paypal) | Payments & Billing | Website code | | | [Stripe](https://www.runsonwhat.com/reverse/stripe) | Payments & Billing | Website code | | | [Firebase](https://www.runsonwhat.com/reverse/firebase) | Backend & Database | 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 | | | [AppsFlyer](https://www.runsonwhat.com/reverse/appsflyer) | Analytics | Website code | | | [Smartlook](https://www.runsonwhat.com/reverse/smartlook) | 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 | DNS verification records | | | [Elementor](https://www.runsonwhat.com/reverse/elementor) | Website & CMS | Website code | | | [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records, Website code | | | [Rank Math](https://www.runsonwhat.com/reverse/rankmath) | Website & CMS | Website code | | | [Intercom](https://www.runsonwhat.com/reverse/intercom) | Support & Docs | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code | | | [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records | | | [Valimail](https://www.runsonwhat.com/reverse/valimail) | Security & Compliance | Email records | | | [Resend](https://www.runsonwhat.com/reverse/resend) | Email Delivery | Email records | | | [accessiBe](https://www.runsonwhat.com/reverse/accessibe) | Security & Compliance | Website code | | | [iubenda](https://www.runsonwhat.com/reverse/iubenda) | Security & Compliance | Website code | | | [SparkPost](https://www.runsonwhat.com/reverse/sparkpost) | Email Delivery | Email records, Website code | | | [consentmanager](https://www.runsonwhat.com/reverse/consentmanager) | Security & Compliance | Website code | | | [AccessiWay](https://www.runsonwhat.com/reverse/accessiway) | Security & Compliance | Website code | | ## FAQ ### What tools does Billdu use? As of November 2026, runsonwhat has found 32 tools at Billdu (billdu.com) in public records. Edge & Hosting: Cloudflare and Vercel. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics, Google Tag Manager and AppsFlyer. Go-to-market: WordPress, Google Ads and Meta Pixel. Company Ops: Google Workspace, Mailchimp Transactional and Valimail. Last checked November 8, 2026. ### What cloud does Billdu run on? Billdu uses Vercel for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Vercel through a DNS verification record for Vercel. Vercel is used by 53,550 companies runsonwhat tracks. ### What email provider does Billdu use? Billdu uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on billdu.com. Google Workspace is used by 421,817 companies runsonwhat tracks. ### What does Billdu use for customer support? Billdu uses Intercom for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Intercom through Intercom code on billdu.com. Intercom is used by 9,201 companies runsonwhat tracks. ### What payment provider does Billdu use? Billdu uses PayPal for payments and billing, alongside Stripe, according to runsonwhat (November 2026). runsonwhat found PayPal through PayPal code on billdu.com. PayPal is used by 35,159 companies runsonwhat tracks. ### What analytics tools does Billdu use? Billdu uses Google Analytics for analytics, alongside Google Tag Manager, AppsFlyer and Smartlook, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on billdu.com. Google Analytics is used by 904,060 companies runsonwhat tracks. ### Does Billdu use jQuery? Yes. runsonwhat found jQuery at Billdu through jQuery code on billdu.com. jQuery is a Frontend tool used by 927,271 companies runsonwhat tracks. ### Which companies have a tech stack similar to Billdu's? The companies with the stacks most like Billdu's are Vimexx, Dominios.pt, Poliambulatorio Gratia Et Salus and Dominios.pt, according to runsonwhat (November 2026). Each shares 7 to 16 tools with Billdu, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Billdu uses? runsonwhat reads public records only. Of the 32 tools at Billdu, 22 were found through code on billdu.com, 6 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 billdu.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/billdu.com (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.