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synthesia.io

https://synthesia.io

C74
Performance 30Accessibility 94SEO 100Best Practices 81

30 technologies detected · Last audited Apr 22, 2026

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Technology stack

Analytics

Facebook Pixel Google Analytics Google Tag Manager HubSpot HubSpot Analytics Intellimize Microsoft Advertising Optimizely

Cdn

Cloudflare jsDelivr CDN

Cms

Webflow

Frontend

Amazon Route 53 Apple Bulma Facebook SDK Goober Google Font API Google Search Console Google Workspace HSTS HTTP/3 Microsoft Open Graph Priority Hints Quicklink Tailwind CSS Webpack core-js jQuery reCAPTCHA

Frequently asked questions about synthesia.io

What technology does synthesia.io use?

synthesia.io is built with Webflow, Amazon Route 53, Apple, Bulma, and Facebook SDK.

Is synthesia.io fast?

No — synthesia.io scores 30/100 on Lighthouse mobile performance, indicating significant optimization opportunities.

Is synthesia.io accessible?

Yes — synthesia.io scores 94/100 on Lighthouse accessibility, meeting most WCAG-aligned automated checks.

What CMS does synthesia.io use?

synthesia.io runs on Webflow 1.6.0.

Where is synthesia.io hosted?

synthesia.io is served through Cloudflare.

Does synthesia.io use HTTPS?

Yes — synthesia.io serves traffic over HTTPS.

1 audits

Apr 22, 2026 21:43 UTC Latest

/

Worker: worker-newyork-us-01

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Scores

Performance 30Accessibility 94Best Practices 81SEO 100PWA 0

Timing

LCP: 17.63 sFirst Contentful Paint: 8.54 sTTFB: 115 msTotal Time: 116 msCumulative Layout Shift: 0.000

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