J-Cut
J-Cut is a Framer theme by NS. Studio (Free). Tested on 2026-10-26 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 73 for mobile speed and 95 for desktop speed, 100/100 for SEO and 98/98 for accessibility (mobile/desktop, 0–100). Note: its demo home page is heavy — 14.1 MB — heavier than a typical store, so the speed score may understate the theme.
Mobile73

Desktop95

Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 73 | 95 |
| SEO | 100 | 100 |
| Accessibility | 98 | 98 |
| Best practices | 100 | 100 |
Single preset · measured 2 times since 2026-10-26 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — J-Cut home page
Mobile
Speed 73 · 27 points to gain
- −22.3 Largest Contentful Paint medium effort
- −3.1 First Contentful Paint medium effort
- −1.5 Speed Index medium effort
Accessibility 98 · 2 points to gain
- −1.6 Document does not have a main landmark. medium effort
Desktop
Speed 95 · 5 points to gain
- −4 Largest Contentful Paint medium effort
- −0.8 Speed Index medium effort
Accessibility 98 · 2 points to gain
- −1.7 Document does not have a main landmark. medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| J-Cut default demo ↗ | 73 | 100 | 98 | 95 | 100 | 98 | 2026-10-26 |
| home ↗ | 73 | 100 | 98 | 95 | 100 | 98 | 2026-10-26 |