Optimize App Showcase Images

How to optimize getnett.app

Generic SiteScore: 100/100Analyzed March 2026Re-analyze this site

Optimize App Showcase Images

High Impact+3 points estimated

Why It Matters

Your showcase images are 677 KiB oversized and delay LCP by 150ms.

How to Fix

Resize app-showcase.png and app-showcase-light.png from 1988x1742 to 637x558 pixels to match display dimensions. Generate responsive image sizes using Astro's Image component with srcset. Consider using WebP format for additional 25-35% compression.

0Good

What This Score Means

A score of 100 falls in the "Good" range (50-89). While it is better than poor (0-49), you should aim for 90+ to provide an optimal user experience and maximize SEO benefits.

This site is slower than approximately 35% of similar sites. The main issues affecting performance are image optimization, JavaScript execution time, and layout stability.

Addressing these issues could improve your conversion rate by 15-20% and boost your search engine rankings.

Core Web Vitals Analysis

LCP

Largest Contentful Paint

1.2s
Good

Good: < 2.5s

Measures how long it takes for the main content to appear on screen

INP

Interaction to Next Paint

33ms
Good

Good: < 200ms

Measures how quickly the page responds to user interactions

CLS

Cumulative Layout Shift

0.00
Good

Good: < 0.1

Measures visual stability - how much content shifts during page load

AI Performance Analysis

This website achieves a perfect performance score of 100/100, indicating excellent overall performance. However, there are still some optimization opportunities that could improve user experience, with the biggest issue being oversized images that could save 677 KiB in download size and reduce Largest Contentful Paint by 150ms. The site is serving images at much larger dimensions than needed (1988x1742 pixels displayed at only 637x558), and implementing responsive images would significantly reduce bandwidth usage. Additionally, there's a render-blocking CSS file that could be optimized to save another 150ms in loading time, and some minor forced reflow issues in the JavaScript that could be addressed for smoother performance.

Other Optimization Recommendations

Inline Critical CSS Bundle

High Impact+3 points estimated

Why It Matters:

Your CSS file blocks initial render and delays both FCP and LCP by 150ms.

How to Fix:

Extract above-the-fold CSS from _slug_.4SWEsLHw.css and inline it in your HTML head. Use Astro's built-in CSS optimization or astro-critters plugin to automatically inline critical styles. Defer remaining CSS with rel='preload' and onload JavaScript.

Fix JavaScript Forced Reflows

Medium Impact+2 points estimated

Why It Matters:

DOM geometry queries after style changes cause 37ms of unnecessary layout recalculation.

How to Fix:

Review line 775 in your main script for offsetWidth/offsetHeight queries. Batch DOM reads before writes, or use CSS transforms instead of changing layout properties. Consider using the ResizeObserver API for responsive measurements.

Keep Your Site Fast After Optimization

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