JPGからPNGへ
JPEG画像をPNG形式に変換。
ファイルをドラッグ＆ドロップ、またはクリックして選択
How to Use
- 1
Upload your JPEG image by clicking the upload area or dragging and dropping.
- 2
The conversion to PNG starts automatically.
- 3
Click the download button to save your converted PNG file.
Features
Lossless Output
PNG uses lossless compression, so your converted image retains full quality.
Transparency Support
PNG supports alpha channels, making it ideal for logos and graphics with transparent backgrounds.
Local Processing
Conversion runs entirely in your browser using the Canvas API. Images are never uploaded.
Instant Download
Download your converted PNG immediately after conversion with no waiting.
FAQ
変換は無損失ですか？
はい、PNGは無損失圧縮なので画質が保持されます。
画像はアップロードされますか？
いいえ、Canvas APIでブラウザ内処理されます。