PNG ↔ JPG変換器
PNG画像をJPGに、JPGをPNGにブラウザ内で変換します。プレビューとダウンロードに対応。
PNGをアップロード
機能紹介
The PNG ↔ JPG Converter tool turns PNG images into JPG and JPG images into PNG directly in your browser. It is useful for preparing images for the web, compressing photos, or meeting format requirements of specific platforms.
このツールを使うタイミング
Use this tool whenever you need to switch between PNG and JPG: converting transparent PNGs to lightweight JPGs, turning JPGs into PNGs for editing, or standardizing assets in one format.
使い方
Choose conversion direction
Select whether you want to convert PNG to JPG or JPG to PNG.
Upload your image
Upload a PNG or JPG file from your device, depending on the selected mode.
Wait for automatic conversion
The tool converts the image in your browser using Canvas APIs, then shows you a preview.
Download the converted file
Save the new image in the target format and use it in your project, website, or application.
使用例
Reducing file size for photos
Convert large PNG screenshots or photos to JPG to reduce file size and speed up page loads.