Ghép PDF
Ghép nhiều file PDF thành một
Drop 2 or more PDF files
🔒 Files never leave your device
Cách dùng
- 1Thêm PDF của bạn
Drop hoặc chọn hai file PDF trở lên. Kéo để sắp xếp lại.
- 2Bấm Merge
Browser dùng pdf-lib ghép các file locally.
- 3Download
Lưu PDF đã ghép về máy. Không có gì bị upload.
Về Ghép PDF
Ghép PDF online free. Ghép bao nhiêu PDF cũng được thành một document - chạy thẳng trong browser, không upload, không watermark, không sign-up.
Cho công việc, học tập hay cá nhân - tool này free dùng bao nhiêu lần cũng được. Không watermark, không sign-up, không ads trong document của bạn.
Câu hỏi thường gặp
Ghép PDF có free không?
Có. Mọi tool trên DashConvert đều free, không giới hạn trang hay dung lượng.
File của mình có bị upload không?
Không. Việc ghép diễn ra hoàn toàn trong browser. File không hề chạm server.
Ghép được bao nhiêu PDF cùng lúc?
Bao nhiêu mà memory máy chịu được - thường là vài chục file, mỗi file hàng trăm trang.
Đọc thêm
How to convert PNG to PDF (single-page, batch, or multi-page)
Converting one PNG is trivial. Combining 40 PNGs into a single ordered PDF for a submission or a photo album is where most tools fall over. Here's what actually works.
TIFF to PDF: how to convert scans, faxes, and legal documents the right way
TIFF is the format lawyers, hospitals, and government agencies still use. Converting to PDF is easy - doing it without losing multi-page structure, resolution, or metadata is what trips people up.
How to convert HTML to PDF that actually looks right (2026 guide)
'Save as PDF' from a browser is fine for receipts. For anything else - invoices, reports, tickets - you need to know why the layout breaks. A practical guide based on what users on Reddit and Stack Overflow actually run into.
How to rotate a PDF permanently (not just in your PDF viewer)
Adobe Reader lets you rotate the view. Save the file, close it, reopen it - and the pages are sideways again. Here's how to actually rotate the file itself.
How to add page numbers to a PDF (position, style, and where people get it wrong)
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.
How to convert Word to PDF (and actually keep the formatting)
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.