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Flat UI

Based on 1 real audits

44
Avg. Performance
87
Avg. Accessibility
96
Avg. Best Practices
92
Avg. SEO
64
Avg. Security
72
Avg. Composite
44 /100
Avg. Performance
560 ms
Avg. TTFB
72 /100
Avg. Composite
1
Sites Audited

How Flat UI sites compare

Flat UI sites perform near the global average with a mean Lighthouse performance score of 44/100 (global average: 46/100).

Recent Audits

SitePerformanceGradeAudited
nebraska.gov44C2026-04-22

Commonly Used With

Sites that use Flat UI also commonly use:

Apple Analytics 1Bootstrap UI frameworks 1Chart.js JavaScript graphics 1F5 BigIP Reverse proxies 1Font Awesome Font scripts 1Google Analytics Analytics 1Google Search Console Analytics 1Google Tag Manager Tag managers 1Isotope JavaScript libraries 1jQuery JavaScript libraries 1

Compare with...

Flat UI vs AppleFlat UI vs BootstrapFlat UI vs Chart.jsFlat UI vs F5 BigIPFlat UI vs Font AwesomeFlat UI vs Google AnalyticsFlat UI vs Google Search ConsoleFlat UI vs Google Tag ManagerFlat UI vs IsotopeFlat UI vs jQuery

FAQ

What is the average Lighthouse performance score for Flat UI sites?
Based on 1 real audits, Flat UI sites score an average of 44/100 on Lighthouse performance.
How does Flat UI compare on web security?
Flat UI sites score an average security grade of 64/100 in BeaverCheck audits.
What is the average page load time for Flat UI websites?
The average Time to First Byte (TTFB) for Flat UI sites is 560ms based on 1 audits.
How can I improve my Flat UI site's performance?
Run a free audit on BeaverCheck to get specific recommendations for your Flat UI site. Common issues include render-blocking resources, unoptimized images, and missing caching headers.

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