JPG to WebP Converter
Convert JPEG photos to lightweight WebP format to speed up web pages and save bandwidth.
完全データ漏洩防止保証
ファイルはブラウザのメモリ内でのみ処理され、インターネット上に送信されることはありません。
オンラインで JPG を WebP に変換する方法
Drop your JPG or JPEG image into the drop zone.
The client-side engine encodes your photo into a lightweight WebP binary.
Save the optimized WebP image directly to your disk.
JPG から WebP への変換について
WebP provides lossy compression designed specifically to replace JPEG on the web. Switching your website images from JPG to WebP slashes loading times without any noticeable loss in photo clarity.
よくある質問
How much smaller is WebP compared to JPG?
WebP lossy images are typically 25% to 35% smaller than comparable JPEG images at equivalent quality index.
Do all web browsers support WebP?
Yes! All modern browsers including Chrome, Safari, Firefox, Edge, and iOS/Android browsers offer full WebP support.
関連するファイル変換ツール
HEIC JPG 変換
iPhoneのHEIC写真をブラウザ上で即座にJPGに変換します（サーバーへの送信なし）。
HEIC → PNG
Convert iPhone HEIC photos to PNG instantly, entirely in your browser — no upload required.
PNG → WebP
Convert PNG graphics to next-gen WebP format for faster website page loads. 100% private, client-side processing.
WebP → PNG
Convert downloaded WebP images into standard PNG format for easy editing and software compatibility.