Yuki
Yuki is a WordPress theme by WP Moose (Free). Tested on 2026-09-12 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 83 for mobile speed and 97 for desktop speed, 58/58 for SEO and 91/96 for accessibility (mobile/desktop, 0–100). On its marketplace it is rated 4.2 out of 5 from 5 reviews.
Mobile83
Desktop97
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 83 | 97 |
| SEO | 58 | 58 |
| Accessibility | 91 | 96 |
| Best practices | 100 | 100 |
Single preset · measured 2 times since 2026-09-12 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Yuki home page
Mobile
Speed 83 · 17 points to gain
- −12 Largest Contentful Paint medium effort
- −4 First Contentful Paint medium effort
- −1.1 Speed Index medium effort
- 300 ms Reduce unused CSS high effort
SEO 58 · 42 points to gain
- −33.6 Page is blocked from indexing low effort
- −8.3 Document does not have a meta description low effort
Accessibility 91 · 9 points to gain
- −5.3 Buttons do not have an accessible name medium effort
- −3.7 Background and foreground colors do not have a sufficient contrast ratio. medium effort
Desktop
Speed 97 · 3 points to gain
- −2.6 Speed Index medium effort
- −0.5 Largest Contentful Paint medium effort
SEO 58 · 42 points to gain
- −33.6 Page is blocked from indexing low effort
- −8.3 Document does not have a meta description low effort
Accessibility 96 · 4 points to gain
- −3.7 Background and foreground colors do not have a sufficient contrast ratio. medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Yuki default demo ↗ | 83 | 58 | 91 | 97 | 58 | 96 | 2026-09-12 |
| home ↗ | 83 | 58 | 91 | 97 | 58 | 96 | 2026-09-12 |
Show this score on your site
A live badge: it always shows Yuki's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/wordpress/yuki"><img src="https://themestested.com/badge/wordpress/yuki.svg" alt="Yuki speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.