PDF を結合
複数の PDF ファイルを 1 つに結合
Drop 2 or more PDF files
🔒 Files never leave your device
使い方
- 1PDFs を追加
2 つ以上の PDF ファイルを drop または選択。drag で並び替え可能です。
- 2Merge をクリック
browser が pdf-lib で local にファイルを繋げます。
- 3Download
結合された PDF を保存。何も upload されません。
PDF を結合 について
PDF をオンラインで無料 merge。任意の数の PDFs を 1 つの document に結合 — browser で直接処理、upload なし、watermark なし、sign-up なし。
仕事、勉強、個人利用 — この tool は必要なだけ無料で使えます。Watermark なし、sign-up なし、documents 内の広告もなし。
よくある質問
PDF の結合は無料ですか?
はい。DashConvert のすべての tool は無料で、page や size の制限もありません。
ファイルは upload されますか?
いいえ。結合は完全に browser 内で行われます。ファイルが server に触れることはありません。
一度に何個の PDF を結合できますか?
端末のメモリが許す限り — 通常は数十のファイル、それぞれ数百 pages 可能です。
続きを読む
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Adding page numbers to a PDF should be trivial. It usually isn't - the source formatting fights back. Here's a workflow that always works.
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Word-to-PDF is one of those things that 'just works' 90% of the time and creates disasters the other 10%. Here's what breaks and how to avoid it.
How to split a PDF into separate pages (or any custom range)
Extract one page, split into halves, or explode a 200-page PDF into 200 files - three different needs, three different tools. Here's how to pick.
How to compress a PDF without losing quality
'Compress' and 'without losing quality' are in tension - but not as much as you might think. A guide to shrinking PDFs sensibly, from 100 MB monsters to email-ready.
How to convert Markdown to PDF (with syntax highlighting and tables that don't break)
Markdown to PDF sounds trivial and mostly is - until you hit code blocks, tables wider than the page, and images that misalign. What actually works, based on what developers repeatedly ask about on Reddit.
How to merge PDFs without uploading them anywhere
Most 'free' PDF mergers upload your files to a server. Here's why that matters, and how to combine PDFs entirely in your browser instead.