themestestedbyWhirlwind eCommerce logo — Shopify and BigCommerce ecommerce development agencyWhirlwind eCommerce

Chain

Chain is a Webflow theme by here ($59). Tested on 2026-09-27 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 77 for mobile speed and 99 for desktop speed, 91/91 for SEO and 82/82 for accessibility (mobile/desktop, 0–100).

Mobile77
Chain home page on mobile
Desktop99
Chain home page on desktop

Scores

MobileDesktop
Speed7799
SEO9191
Accessibility8282
Best practices10096

Single preset · measured 2 times since 2026-09-27 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.

Why not 100 — Chain home page

Mobile

Speed 77 · 23 points to gain

  • −16.8 Largest Contentful Paint medium effort
  • −5.8 First Contentful Paint medium effort
  • −0.9 Speed Index medium effort

SEO 91 · 9 points to gain

  • −9.1 Links do not have descriptive text low effort

Accessibility 82 · 18 points to gain

  • −5.1 Background and foreground colors do not have a sufficient contrast ratio. medium effort
  • −5.1 `<html>` element does not have a `[lang]` attribute low effort
  • −5.1 Links do not have a discernible name medium effort
  • −2.2 Heading elements are not in a sequentially-descending order medium effort

Desktop

Speed 99 · 1 points to gain

  • −1 Largest Contentful Paint medium effort

SEO 91 · 9 points to gain

  • −9.1 Links do not have descriptive text low effort

Accessibility 82 · 18 points to gain

  • −5.1 Background and foreground colors do not have a sufficient contrast ratio. medium effort
  • −5.1 `<html>` element does not have a `[lang]` attribute low effort
  • −5.1 Links do not have a discernible name medium effort
  • −2.2 Heading elements are not in a sequentially-descending order medium effort

Best practices 96 · 4 points to gain

  • −3.8 Displays images with incorrect aspect ratio low effort

Presets and pages

Preset / pageSpeedSEOA11ySpeedSEOA11yTested
mobiledesktop
Chain default demo ↗ 779182999182 2026-09-27
home ↗ 779182999182 2026-09-27

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Chain: mobile speed 77 on Themestested
<a href="https://themestested.com/theme/webflow/chain-finance-website-template"><img src="https://themestested.com/badge/webflow/chain-finance-website-template.svg" alt="Chain speed score on Themestested" height="20"></a>

Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.