Flash Blog
Flash Blog is a WordPress theme by unitedtheme (Free). Tested on 2026-09-13 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 51 for mobile speed and 73 for desktop speed, 40/40 for SEO and 95/95 for accessibility (mobile/desktop, 0–100).
Mobile51
Desktop73
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 51 | 73 |
| SEO | 40 | 40 |
| Accessibility | 95 | 95 |
| Best practices | 100 | 100 |
Single preset · measured 2 times since 2026-09-13 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Flash Blog home page
Mobile
Speed 51 · 49 points to gain
- −25 Cumulative Layout Shift medium effort
- −18.3 Largest Contentful Paint medium effort
- −4.7 First Contentful Paint medium effort
- −0.9 Speed Index 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 are not crawlable medium effort
Accessibility 95 · 5 points to gain
- −5 Links rely on color to be distinguishable. medium effort
Desktop
Speed 73 · 27 points to gain
- −25 Cumulative Layout Shift medium effort
- −1.5 Largest Contentful Paint medium effort
- −0.6 Speed Index 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 are not crawlable medium effort
Accessibility 95 · 5 points to gain
- −4.6 Links rely on color to be distinguishable. medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Flash Blog default demo ↗ | 51 | 40 | 95 | 73 | 40 | 95 | 2026-09-13 |
| home ↗ | 51 | 40 | 95 | 73 | 40 | 95 | 2026-09-13 |
Show this score on your site
A live badge: it always shows Flash Blog's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/wordpress/flash-blog"><img src="https://themestested.com/badge/wordpress/flash-blog.svg" alt="Flash Blog speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.