Certify
Certify is a WordPress theme by spicethemes (Free). Tested on 2026-09-12 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 97 for mobile speed and 100 for desktop speed, 40/40 for SEO and 88/82 for accessibility (mobile/desktop, 0–100). On its marketplace it is rated 5.0 out of 5 from 3 reviews.
Mobile97
Desktop100
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 97 | 100 |
| SEO | 40 | 40 |
| Accessibility | 88 | 82 |
| Best practices | 96 | 96 |
Single preset · measured 2 times since 2026-09-12 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Certify home page
Mobile
Speed 97 · 3 points to gain
- −1.7 First Contentful Paint medium effort
- −1 Largest Contentful Paint medium effort
- 310 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 88 · 12 points to gain
- −4.3 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −4.3 Links rely on color to be distinguishable. medium effort
- −1.8 Heading elements are not in a sequentially-descending order medium effort
- −1.8 Document does not have a main landmark. medium effort
Best practices 96 · 4 points to gain
- −3.8 Browser errors were logged to the console medium effort
Desktop
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 82 · 18 points to gain
- −6.4 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −6.4 Links rely on color to be distinguishable. medium effort
- −2.7 Heading elements are not in a sequentially-descending order medium effort
- −2.7 Document does not have a main landmark. medium effort
Best practices 96 · 4 points to gain
- −3.8 Browser errors were logged to the console medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Certify default demo ↗ | 97 | 40 | 88 | 100 | 40 | 82 | 2026-09-12 |
| home ↗ | 97 | 40 | 88 | 100 | 40 | 82 | 2026-09-12 |
Show this score on your site
A live badge: it always shows Certify's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/wordpress/certify"><img src="https://themestested.com/badge/wordpress/certify.svg" alt="Certify speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.