# What does Testiny use? Testiny (testiny.io) shows public evidence of 17 tools, according to runsonwhat (last checked 2026-11-09). - Industry: Software - Size: 11–50 employees - Based in: Graz, Austria - Founded: 2021 - LinkedIn: https://www.linkedin.com/company/testiny ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [Tailwind CSS](https://www.runsonwhat.com/reverse/tailwind) | Frontend | Website code | | | [Stripe](https://www.runsonwhat.com/reverse/stripe) | Payments & Billing | DNS verification records, Website code | | | [Astro](https://www.runsonwhat.com/reverse/astro) | Frontend | Website code | | | [MCP Registry](https://www.runsonwhat.com/reverse/mcp-registry) | AI | DNS verification records | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code | | | [Hotjar](https://www.runsonwhat.com/reverse/hotjar) | Analytics | Website code | | | [UptimeRobot](https://www.runsonwhat.com/reverse/uptimerobot) | Monitoring | Custom domain | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft Ads](https://www.runsonwhat.com/reverse/bing-ads) | Ads & Pixels | Website code | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Email records, Website code | | | [Brevo](https://www.runsonwhat.com/reverse/brevo) | Marketing | DNS verification records, Email records, Website code | | | [MailerLite](https://www.runsonwhat.com/reverse/mailerlite) | Marketing | Email records | | | [G2](https://www.runsonwhat.com/reverse/g2) | Marketing | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records, Website code | | | [Mailjet](https://www.runsonwhat.com/reverse/mailjet) | Email Delivery | Email records, Website code | | | [MailerSend](https://www.runsonwhat.com/reverse/mailersend) | Email Delivery | Email records | | ## Recent changes at Testiny - 2026-11-09: started using again [Google Search Console](https://www.runsonwhat.com/reverse/gsc) - 2026-11-09: started using again [MailerSend](https://www.runsonwhat.com/reverse/mailersend) - 2026-11-09: started using again [MailerLite](https://www.runsonwhat.com/reverse/mailerlite) - 2026-11-09: started using again [MCP Registry](https://www.runsonwhat.com/reverse/mcp-registry) - 2026-11-01: stopped using [MailerSend](https://www.runsonwhat.com/reverse/mailersend) - 2026-11-01: stopped using [MailerLite](https://www.runsonwhat.com/reverse/mailerlite) - 2026-11-01: stopped using [Google Search Console](https://www.runsonwhat.com/reverse/gsc) - 2026-11-01: stopped using [MCP Registry](https://www.runsonwhat.com/reverse/mcp-registry) ## FAQ ### What tools does Testiny use? As of November 2026, runsonwhat has found 17 tools at Testiny (testiny.io) in public records. Edge & Hosting: Cloudflare. Application: Tailwind CSS, Stripe and Astro. Data & Observability: Google Analytics, Hotjar and UptimeRobot. Go-to-market: Microsoft Ads, HubSpot and Brevo. Company Ops: Microsoft 365, Mailjet and MailerSend. Last checked November 9, 2026. ### What CRM does Testiny use? Testiny uses HubSpot for its CRM, according to runsonwhat (November 2026). runsonwhat found HubSpot through email records that authorize HubSpot and code on testiny.io. HubSpot is used by 97,288 companies runsonwhat tracks. ### What email provider does Testiny use? Testiny uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 730,577 companies runsonwhat tracks. ### What payment provider does Testiny use? Testiny uses Stripe for payments and billing, according to runsonwhat (November 2026). runsonwhat found Stripe through a DNS verification record for Stripe and code on testiny.io. Stripe is used by 31,313 companies runsonwhat tracks. ### What analytics tools does Testiny use? Testiny uses Google Analytics for analytics, alongside Hotjar, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on testiny.io. Google Analytics is used by 903,781 companies runsonwhat tracks. ### What marketing software does Testiny use? Testiny uses Brevo for marketing, alongside MailerLite and G2, according to runsonwhat (November 2026). runsonwhat found Brevo through a DNS verification record for Brevo and email records. Brevo is used by 83,439 companies runsonwhat tracks. ### Does Testiny use Cloudflare? Yes. runsonwhat found Cloudflare at Testiny through DNS records that point at Cloudflare and code on testiny.io. Cloudflare is a CDN & Edge tool used by 731,290 companies runsonwhat tracks. ### Does Testiny use AI tools? Yes. runsonwhat has found MCP Registry at Testiny; MCP Registry, for example, through a DNS verification record for MCP Registry. AI services called only from servers leave no public trace, so Testiny may use more AI tools than these. ### Has Testiny changed tools recently? Yes. On runsonwhat's rechecks, Testiny started using Google Search Console, MailerSend and MailerLite (latest on November 9, 2026) and stopped using MailerSend, MailerLite and Google Search Console (latest on November 1, 2026). A change counts only between two checks of testiny.io done the same way. ### Which companies have a tech stack similar to Testiny's? The companies with the stacks most like Testiny's are SuprStack, Polar Analytics, Betterqr and OneSchema, according to runsonwhat (November 2026). Each shares 4 to 7 tools with Testiny, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Testiny uses? runsonwhat reads public records only. Of the 17 tools at Testiny, 6 were found through code on testiny.io, 6 through DNS records, 4 through email records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and testiny.io about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/testiny.io (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.