# What does Levels.fyi use? Levels.fyi (levels.fyi) shows public evidence of 25 tools, according to runsonwhat (last checked 2026-10-25). - Industry: Information Services - Size: 1–10 employees - Based in: Cupertino, United States - Founded: 2017 - LinkedIn: https://www.linkedin.com/company/levels-fyi ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code | | | [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | Custom domain | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain, Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [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 | | | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code | | | [PayPal](https://www.runsonwhat.com/reverse/paypal) | Payments & Billing | Website code | | | [Stripe](https://www.runsonwhat.com/reverse/stripe) | Payments & Billing | DNS verification records, 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 | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code | | | [Sentry](https://www.runsonwhat.com/reverse/sentry) | Monitoring | Website code | | | [Plausible](https://www.runsonwhat.com/reverse/plausible) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records | | | [Zoho](https://www.runsonwhat.com/reverse/zoho) | Sales & CRM | Email records, Website code | | | [ZoomInfo](https://www.runsonwhat.com/reverse/zoominfo) | Sales & CRM | Website code | | | [Crisp](https://www.runsonwhat.com/reverse/crisp) | Support & Docs | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records, Website code | | | [CookieYes](https://www.runsonwhat.com/reverse/cookieyes) | Security & Compliance | Website code | | | [Tailscale](https://www.runsonwhat.com/reverse/tailscale) | Security & Compliance | DNS verification records | | ## Recent changes at Levels.fyi - 2026-10-07: stopped using [Google Ads](https://www.runsonwhat.com/reverse/google-ads) ## FAQ ### What tools does Levels.fyi use? As of October 2026, runsonwhat has found 25 tools at Levels.fyi (levels.fyi) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Google Cloud. Application: Google Fonts, Font Awesome and React. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Meta Pixel, Zoho and ZoomInfo. Company Ops: Google Workspace, Apple Business and Amazon SES. Last checked October 25, 2026. ### What cloud does Levels.fyi run on? Levels.fyi uses Amazon Web Services for hosting and cloud infrastructure, alongside Google Cloud, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on levels.fyi. Amazon Web Services is used by 145,983 companies runsonwhat tracks. ### What CRM does Levels.fyi use? Levels.fyi uses Zoho for its CRM, alongside ZoomInfo, according to runsonwhat (October 2026). runsonwhat found Zoho through email records that authorize Zoho and code on levels.fyi. Zoho is used by 63,045 companies runsonwhat tracks. ### What email provider does Levels.fyi use? Levels.fyi uses Google Workspace for email and office software, alongside Apple Business, according to runsonwhat (October 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on levels.fyi. Google Workspace is used by 405,351 companies runsonwhat tracks. ### What does Levels.fyi use for customer support? Levels.fyi uses Crisp for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Crisp through Crisp code on levels.fyi. Crisp is used by 2,976 companies runsonwhat tracks. ### What payment provider does Levels.fyi use? Levels.fyi uses PayPal for payments and billing, alongside Stripe, according to runsonwhat (October 2026). runsonwhat found PayPal through PayPal code on levels.fyi. PayPal is used by 34,694 companies runsonwhat tracks. ### Does Levels.fyi use Google Fonts? Yes. runsonwhat found Google Fonts at Levels.fyi through Google Fonts code on levels.fyi. Google Fonts is a Media & UI tool used by 815,166 companies runsonwhat tracks. ### Has Levels.fyi changed tools recently? Yes. On runsonwhat's rechecks, Levels.fyi stopped using Google Ads (latest on October 7, 2026). A change counts only between two checks of levels.fyi done the same way. ### Which companies have a tech stack similar to Levels.fyi's? The companies with the stacks most like Levels.fyi's are Shikenso®, HLaboratories, Windmill and Oddin.gg, according to runsonwhat (October 2026). Each shares 5 to 12 tools with Levels.fyi, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Levels.fyi uses? runsonwhat reads public records only. Of the 25 tools at Levels.fyi, 14 were found through code on levels.fyi, 5 through DNS records, 3 through email records, 2 through subdomains that point at the vendor and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and levels.fyi about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/levels.fyi (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.