サーバー送信なし · ブラウザ内で処理
PDF圧縮
PDFのサイズを削減します。軽量モードはテキストを保ってメタデータを整理し、強力モードはページを画像として再描画して大幅に小さくします。
お気に入りにするとホームですぐに探せます
How to use it
1Step 1Pick a file, or drag and drop it
2Step 2Press Compress & save and it is done
3Step 3Download the result, or send it with the share button
If the result looks off
The file will not open
Check that the format is supported. If it is password protected, unlock it and try again.
I do not like the result
Your original is untouched — change the options or preset and try again.
よくある質問
How much smaller does it get?
Scans shrink a lot in strong mode; text PDFs only lose a few percent even in light mode.
Will the text disappear?
Strong mode turns pages into images, so text is no longer selectable or searchable. Use light mode to keep it.