Merge PDF Files Online

Merge PDF files for free on Novaxera, with no signup and no watermark. Select two or more PDFs in one upload and get a single PDF with every page copied as-is, file after file, with no change in quality.

Free · No signup · No watermark · Files deleted automatically within 60 minutes

Merge PDF at a glance

The key facts about Novaxera's Merge PDF tool.

Input: 2 or more PDFs in one upload, each up to 50 MB
Output: One PDF with all pages, file after file
Order: The order the browser sends the files
Quality: Pages copied as-is, no re-encoding
Price: Free — no signup, no watermark
Max file size: 50 MB per file
File deletion: Upload deleted right after processing; result deleted within 60 minutes
Works on: Any modern browser — Windows, macOS, Linux, Android, iPhone

How to merge PDF files

Name your files in order

Rename the PDFs 01-…, 02-… so they sort in the order you want them merged.
Select all PDFs at once

Ctrl+click (Windows) or Cmd+click (Mac) the files in the picker, or drag several files onto the upload box.
Merge

Novaxera joins every page of every file into one PDF.
Download

Click Download to save the merged PDF before it is deleted within 60 minutes.

How Novaxera's Merge PDF works

Novaxera's Merge PDF tool takes two or more PDFs from a single upload and copies all of their pages into one new document, file after file. Pages are copied as-is, so text, images and vector graphics keep their original quality and nothing is re-compressed. If you upload fewer than two files, the tool shows an error instead of producing a file.

The merge order is the order in which your browser sends the files, which is usually the order shown in your file picker. There is no drag-to-reorder screen, so the reliable way to control the sequence is to name the files with number prefixes such as 01-cover.pdf, 02-report.pdf and 03-appendix.pdf before you select them. Each PDF can be up to 50 MB.

Why use Novaxera's Merge PDF

No quality loss

Pages are copied as-is, so scans, photos and text look the same as in the source files.

Multi-file upload

Merge PDF is one of the two Novaxera tools that accept several files in a single upload.

Predictable order

Files are joined in the order your browser sends them, which you can control with numbered file names.

Every page included

All pages of every file end up in the merged PDF, with nothing skipped.

No account or watermark

Combine PDF files without signing up, and get a clean result.

Common use cases

Job applications

Join a cover letter, CV and certificates into one PDF for portals that accept a single upload.

Invoices and receipts

Combine monthly invoices or expense receipts into one file for accounting.

Contracts with annexes

Attach signed annexes and schedules to the main agreement.

Study material

Join lecture notes or chapters into one document for easier reading.

Limitations to know

There is no drag-to-reorder interface; name files 01-, 02-… to control the merge order.
All pages of each file are included; to drop pages, split the PDF into pages first and merge only the ones you need.
Encrypted PDFs should be opened first with Unlock PDF.
Each file can be up to 50 MB, and at least two PDFs are required.

Tips for better results

Select all files in one go; uploading them one at a time will trigger the fewer-than-two-files error.
If the merged file is too big for email, run it through Compress PDF afterwards.
Turning photos or scans into pages? Convert them with Images to PDF first, then merge.
Need a Word document in the bundle? Convert it with Word to PDF before merging.

Frequently asked questions

How do I merge PDF files into one?

Select two or more PDFs together in one upload on Novaxera's Merge PDF tool, using Ctrl+click or Cmd+click in the file picker or by dragging several files in. Novaxera joins all pages, file after file, into a single PDF that you download when it is ready.

How do I control the order of merged PDFs?

Name the files with number prefixes such as 01-, 02- and 03- before selecting them. Novaxera's Merge PDF tool combines files in the order the browser sends them, which is usually the order shown in your file picker. There is no drag-to-reorder screen.

Can I merge only certain pages from a PDF?

Not in one step. Novaxera's Merge PDF tool always includes every page of every file. To keep only some pages, use Split PDF to turn the document into single-page files, then merge just the pages you need.

Does merging PDFs reduce quality?

No. Novaxera's Merge PDF tool copies pages as-is, so text, images and scans keep their original quality. If the merged PDF is too large to email or upload, run it through Compress PDF afterwards, which downsizes large images while keeping text sharp.

Is it safe to merge PDFs online with Novaxera?

Yes. Novaxera uploads your PDFs over an encrypted HTTPS connection and merges them on its servers. The uploaded files are deleted as soon as merging finishes, and the merged PDF is deleted automatically within 60 minutes. Your files are not shared or used for anything else.

Is Merge PDF free, and how big can the files be?

Yes, merging PDFs on Novaxera is free, with no account and no watermark. Each PDF in the upload can be up to 50 MB, and you need at least two files. The site is supported by ads.

Why do I get an error when merging?

The most common cause is selecting only one file. Novaxera's Merge PDF tool needs at least two PDFs chosen together in the same upload. Password-protected PDFs can also cause problems, so unlock them first with Unlock PDF.

Can I merge PDFs on my iPhone or Android phone?

Yes. Novaxera's Merge PDF tool works in modern mobile browsers on iPhone, iPad and Android, as well as on desktops. In the file picker, select several PDFs at once, then save the merged PDF when the Download button appears. No app is required.

Related guides

How to Combine Documents into One PDF for a Job Application