Optimize hero images

Compress a single JPG/JPEG, PNG, or WEBP hero image to your desired file size for fast loading.

Privacy note: your image is processed in your browser and is not uploaded to our backend.

Upload your image, set your target size in KB, and compress it instantly. Choose your file:




Your image will be compressed as close to your chosen size as possible while keeping the best quality achievable at that size.

What is Hero Image Optimization?

Hero image optimization means compressing the large banner image at the top of a web page to a file size that loads quickly without noticeably degrading its visual impact. Hero images are typically the largest and most prominent element on a page, spanning the full width of the viewport, which means they need to be high quality but are also the single biggest contributor to page weight. An uncompressed hero image can be 2MB to 8MB, but the same image compressed to 150KB to 300KB can look nearly identical while loading dramatically faster. This tool lets you set the exact target size and compresses your hero image to match.

Why Hero Image Size Matters

The hero image is almost always the Largest Contentful Paint element on a page, which is one of Google's three Core Web Vitals metrics. A slow-loading hero image directly hurts your LCP score, your search rankings, and your visitors' first impression of your site. Because the hero is above the fold, it is the first thing users wait for, and delays of even one second measurably increase bounce rate. On mobile networks, where bandwidth is limited, an oversized hero can take several seconds to appear, leaving visitors staring at a blank space or placeholder. Compressing your hero image to a controlled target size is the single most impactful optimization for most web pages.

Use Cases for Hero Image Optimization

This tool is useful for compressing full-width hero banners for homepages and landing pages, reducing header images for blog posts and article pages, preparing campaign hero images for marketing and promotional pages, shrinking product showcase banners for e-commerce stores, and compressing background images used behind hero text and call-to-action buttons. Because the target size is adjustable, the same tool works whether you need 100KB for a fast-loading mobile hero, 200KB for a balanced desktop banner, or 400KB for a high-fidelity showcase image, without needing a separate page for each one.


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