JPG to WebP
Convert JPG images to WebP for free. Private, browser-based JPEG to WebP converter that shrinks files — no uploads.
ファイルをアップロード
Drag and drop files here, or click to browse
Processed entirely in your browser. Your images never leave your device.
このツールについて
JPG to WebP converts your JPEG images to WebP, usually producing noticeably smaller files at comparable quality — ideal for faster websites.
All processing runs in your browser with no uploads, no sign-up, and no watermark.
使い方
Upload JPG Files
Drag and drop your JPG or JPEG images, or click to select them.
Set Quality
Adjust the WebP quality slider to your preference.
Download WebP
Download your smaller WebP images.
活用シーン
Web Performance
Serve lighter images to improve Core Web Vitals.
Storage Savings
Archive photos in a more efficient format.
Bulk Optimize
Convert many photos at once for a project.
よくある質問
Will quality drop?
WebP is very efficient; at high quality the difference is usually imperceptible while files shrink.
Can I go back to JPG?
Yes, use the Image Converter to convert WebP back to JPG or PNG.
Is it private?
Yes — 100% in-browser processing.