How much does this help SEO?

Image optimization is one of the single biggest levers for LCP — the dominant Core Web Vitals metric for most blog posts.

Which format should I use?

WebP is the modern default. Use JPG at ~80% for maximum compatibility. PNG only when you need transparency.

40–70% on average. Depends on the image and your quality setting.

The default 78% is a practical balance; raise it for professional use.

Shrink image files while preserving quality

Export images sized and compressed for blog posts. Directly improves LCP and mobile load times in Google Core Web Vitals.

Compress JPG, PNG, WebP, and more by 40–70% while keeping them visually sharp. Quality slider included. All in-browser.

이미지를 끌어놓거나 클릭해 선택

한 번에 최대 30개, 각 80.00 MB.

지원 포맷: JPG / PNG / WebP / HEIC / AVIF

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How much does this help SEO?: Image optimization is one of the single biggest levers for LCP — the dominant Core Web Vitals metric for most blog posts.
Which format should I use?: WebP is the modern default. Use JPG at ~80% for maximum compatibility. PNG only when you need transparency.
How much smaller will files be?: 40–70% on average. Depends on the image and your quality setting.
Will I lose visual quality?: The default 78% is a practical balance; raise it for professional use.