# What does Writesonic use? Writesonic (writesonic.com) shows public evidence of 45 tools, according to runsonwhat (last checked 2026-10-16). - Industry: Marketing - Size: 11–50 employees - Based in: New Delhi, India - Founded: 2021 - LinkedIn: https://www.linkedin.com/company/writesonic ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain | | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | Custom domain, DNS verification records, Website code | | | [Microsoft Azure](https://www.runsonwhat.com/reverse/azure) | Hosting & Cloud | Custom domain | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code | | | [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records | | ## 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 | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code | | | [Plausible](https://www.runsonwhat.com/reverse/plausible) | Analytics | Website code | | | [Mixpanel](https://www.runsonwhat.com/reverse/mixpanel) | Analytics | Website code | | | [UptimeRobot](https://www.runsonwhat.com/reverse/uptimerobot) | Monitoring | Custom domain | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [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, Website code | | | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [Mailchimp](https://www.runsonwhat.com/reverse/mailchimp) | Marketing | Email records | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Website code | | | [Brevo](https://www.runsonwhat.com/reverse/brevo) | Marketing | DNS verification records | | | [Webflow](https://www.runsonwhat.com/reverse/webflow) | Website & CMS | DNS verification records | | | [ChatGPT Ads](https://www.runsonwhat.com/reverse/chatgpt-ads) | Ads & Pixels | Website code | | | [Apollo.io](https://www.runsonwhat.com/reverse/apollo) | Sales & CRM | Custom domain | | | [Help Scout](https://www.runsonwhat.com/reverse/helpscout) | Support & Docs | Custom domain, Email records | | | [ReadMe](https://www.runsonwhat.com/reverse/readme) | Support & Docs | Custom domain | | | [Prowly](https://www.runsonwhat.com/reverse/prowly) | Marketing | DNS verification records | | | [FirstPromoter](https://www.runsonwhat.com/reverse/firstpromoter) | Marketing | Custom domain, Website code | | | [Canny](https://www.runsonwhat.com/reverse/canny) | Support & Docs | Custom domain | | ## 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 | Email records | | | [Cookiebot](https://www.runsonwhat.com/reverse/cookiebot) | Security & Compliance | Website code | | | [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records | | | [Sectigo](https://www.runsonwhat.com/reverse/sectigo) | Security & Compliance | DNS records | | | [DigiCert](https://www.runsonwhat.com/reverse/digicert) | Security & Compliance | DNS records | | | [Google Trust Services](https://www.runsonwhat.com/reverse/google-trust) | Security & Compliance | DNS records | | | [Mailjet](https://www.runsonwhat.com/reverse/mailjet) | Email Delivery | Email records | | | [Amazon Trust Services](https://www.runsonwhat.com/reverse/amazon-trust) | Security & Compliance | DNS records | | | [Elastic Email](https://www.runsonwhat.com/reverse/elasticemail) | Email Delivery | Email records | | | [DMARC Digests](https://www.runsonwhat.com/reverse/dmarcdigests) | Security & Compliance | Email records | | | [Rippling](https://www.runsonwhat.com/reverse/rippling) | People & HR | DNS verification records | | ## FAQ ### What tools does Writesonic use? As of October 2026, runsonwhat has found 45 tools at Writesonic (writesonic.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon CloudFront. Application: Google Fonts, React and Tailwind CSS. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, Meta Pixel and Microsoft Ads. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 16, 2026. ### What cloud does Writesonic run on? Writesonic uses Amazon Web Services for hosting and cloud infrastructure, alongside Vercel and Microsoft Azure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on writesonic.com. Amazon Web Services is used by 144,995 companies runsonwhat tracks. ### What CRM does Writesonic use? Writesonic uses HubSpot for its CRM, alongside Apollo.io, according to runsonwhat (October 2026). runsonwhat found HubSpot through HubSpot code on writesonic.com. HubSpot is used by 92,361 companies runsonwhat tracks. ### What email provider does Writesonic use? Writesonic uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 704,063 companies runsonwhat tracks. ### What does Writesonic use for customer support? Writesonic uses Help Scout for customer support and documentation, alongside ReadMe and Canny, according to runsonwhat (October 2026). runsonwhat found Help Scout through a subdomain that points at Help Scout and email records. Help Scout is used by 2,825 companies runsonwhat tracks. ### What analytics tools does Writesonic use? Writesonic uses Google Analytics for analytics, alongside Google Tag Manager, Microsoft Clarity and Plausible, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on writesonic.com. Google Analytics is used by 855,926 companies runsonwhat tracks. ### Does Writesonic use Google Fonts? Yes. runsonwhat found Google Fonts at Writesonic through Google Fonts code on writesonic.com. Google Fonts is a Media & UI tool used by 793,157 companies runsonwhat tracks. ### Does Writesonic use AI tools? Yes. runsonwhat has found OpenAI at Writesonic; OpenAI, for example, through a DNS verification record for OpenAI. AI services called only from servers leave no public trace, so Writesonic may use more AI tools than these. ### Which companies have a tech stack similar to Writesonic's? The companies with the stacks most like Writesonic's are Jasper, Taskade, Measured and Draftbit, according to runsonwhat (October 2026). Each shares 7 to 16 tools with Writesonic, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Writesonic uses? runsonwhat reads public records only. Of the 45 tools at Writesonic, 16 were found through code on writesonic.com, 14 through DNS records, 9 through subdomains that point at the vendor and 6 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and writesonic.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/writesonic.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.