What happens to transparent areas in my PNG?

JPG does not support transparency. Transparent areas will be filled with a solid background (usually white).

Is the conversion fast?

Yes. Processing runs in your browser, so speed depends on your device — no server round-trip.

Is transparency lost when converting to JPG?

Yes. JPG does not support transparency. Any transparent areas become a solid color (e.g. white). Use PNG or WebP if you need to keep transparency.

PNGをJPGに

Convert PNG images to compressed JPG format. Ideal for reducing file size for web pages or email. For this conversion, processing runs in your browser; we don't upload your file to our servers for this step.

無料 · 制限なし · ブラウザで処理

使い方

1Upload your PNG file.
2Choose JPG as the output format.
3Download the converted JPG.

よくある質問

What happens to transparent areas in my PNG?: JPG does not support transparency. Transparent areas will be filled with a solid background (usually white).
Is the conversion fast?: Yes. Processing runs in your browser, so speed depends on your device — no server round-trip.
Is transparency lost when converting to JPG?: Yes. JPG does not support transparency. Any transparent areas become a solid color (e.g. white). Use PNG or WebP if you need to keep transparency.