Craft
Craft is a Shopify theme by Shopify (Free). Tested on 2026-11-07 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 83 for mobile speed and 96 for desktop speed, 97/97 for SEO and 98/99 for accessibility (mobile/desktop, 0–100). On its marketplace it is rated 3.7 out of 5 from 49 reviews.
Mobile79

Desktop90

Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 83 | 96 |
| SEO | 97 | 97 |
| Accessibility | 98 | 99 |
| Best practices | 97 | 97 |
Single preset · measured 30 times since 2026-11-06 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — craft home page
Mobile
Speed 79 · 21 points to gain
- −16.5 Largest Contentful Paint medium effort
- −2.9 Speed Index medium effort
- −1.3 First Contentful Paint medium effort
- −0.6 Total Blocking Time medium effort
SEO 92 · 8 points to gain
- −7.7 Document does not have a meta description low effort
Desktop
Speed 90 · 10 points to gain
- −9 Cumulative Layout Shift medium effort
- −1 Largest Contentful Paint medium effort
SEO 92 · 8 points to gain
- −7.7 Document does not have a meta description low effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| craft default demo ↗ | 83 | 97 | 98 | 96 | 97 | 99 | 2026-11-06 |
| category ↗ | 90 | 100 | 97 | 99 | 100 | 100 | 2026-11-07 |
| home ↗ | 79 | 92 | 100 | 90 | 92 | 100 | 2026-11-06 |
| product ↗ | 79 | 100 | 97 | 99 | 100 | 97 | 2026-11-07 |