Mesmerize
Mesmerize is a WordPress theme by Extend Themes (Free). Tested on 2026-09-12 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 79 for mobile speed and 99 for desktop speed, 40/40 for SEO and 74/78 for accessibility (mobile/desktop, 0–100). On its marketplace it is rated 4.8 out of 5 from 348 reviews.
Mobile79
Desktop99
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 79 | 99 |
| SEO | 40 | 40 |
| Accessibility | 74 | 78 |
| 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 — Mesmerize home page
Mobile
Speed 79 · 21 points to gain
- −13.3 Largest Contentful Paint medium effort
- −5.2 First Contentful Paint medium effort
- −1.3 Cumulative Layout Shift medium effort
- −0.9 Speed Index medium effort
- 300 ms Reduce unused CSS high effort
SEO 40 · 60 points to gain
- −40.3 Page is blocked from indexing low effort
- −10 Document does not have a meta description low effort
- −10 Links do not have descriptive text low effort
Accessibility 74 · 26 points to gain
- −9 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −9 Links do not have a discernible name medium effort
- −3.8 Heading elements are not in a sequentially-descending order medium effort
- −3.8 Document does not have a main landmark. medium effort
Desktop
Speed 99 · 1 points to gain
- −0.8 Largest Contentful Paint medium effort
- −0.5 Cumulative Layout Shift medium effort
SEO 40 · 60 points to gain
- −40.3 Page is blocked from indexing low effort
- −10 Document does not have a meta description low effort
- −10 Links do not have descriptive text low effort
Accessibility 78 · 22 points to gain
- −7.6 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −7.6 Links do not have a discernible name medium effort
- −3.3 Heading elements are not in a sequentially-descending order medium effort
- −3.3 Document does not have a main landmark. medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Mesmerize default demo ↗ | 79 | 40 | 74 | 99 | 40 | 78 | 2026-09-12 |
| home ↗ | 79 | 40 | 74 | 99 | 40 | 78 | 2026-09-12 |
Show this score on your site
A live badge: it always shows Mesmerize's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/wordpress/mesmerize"><img src="https://themestested.com/badge/wordpress/mesmerize.svg" alt="Mesmerize speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.