Merge PDF Online Free

Merge PDF, combine files, and make reports with optional cover and separator pages.

PDF Merge Tool

Maximum 30 PDF files • 200 MB per PDF • Cover and separator pages are not counted
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Drop PDF files here or click to upload

Upload multiple PDFs at once, then drag to rearrange before merging.

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Privacy First: Your PDF files are processed directly in your browser and are not uploaded to Reportix servers.

Merge PDF Files Online for Reports, Documents and Project Submissions

Reportix Merge PDF is designed for people who need to combine several PDF documents into one organized file without installing desktop software. You can upload multiple PDFs, arrange them in the order you need, rotate incorrectly oriented documents, and then create one merged PDF for download. The tool is especially useful when separate forms, drawings, approvals, attachments, certificates or report sections need to be delivered as a single document.

Unlike a basic file joiner, this merger also lets you prepare a professional cover page and insert separator pages between document groups. That makes it practical for project reports, engineering submissions, office records, tender packages, closeout documents, academic material and other multi-document PDF packages.

What you can do before merging

  • Upload and combine multiple PDF files in one session.
  • Drag PDF cards into the exact order required for the final document.
  • Rotate an uploaded PDF 90° clockwise using the green corner rotate control.
  • Remove an unwanted file before creating the final PDF.
  • Add an optional customized cover page without using one of the PDF upload slots.
  • Add optional separator pages to divide document sections clearly.

Cover and separator page controls

The cover page can include a title, subtitle, description, left and right logos, a background image, text sizing and text color. Separator pages can be used to introduce the next section of a combined report and can also be customized with headings, descriptive text and a background. Existing custom pages can be edited or removed before merging.

How to Merge Multiple PDF Files into One

  1. Upload your PDFs: choose the files you want to combine or drag them into the upload area.
  2. Check the order: drag the PDF cards so the first document appears first and the remaining files follow in the required sequence.
  3. Correct orientation: use the green rotate button on a PDF card when its pages need to be turned clockwise.
  4. Optional cover: add a cover page when the final package needs a title, project information, logos or a branded opening page.
  5. Optional separators: place separator pages between groups of documents when you want the combined file to be easier to navigate visually.
  6. Name the output: enter a useful filename for the combined document.
  7. Merge and download: create the merged PDF and save the finished file.

Practical Ways to Use a PDF Merger

A PDF merger is useful whenever related documents arrive as separate files but need to be reviewed, archived or submitted together. For example, a project team can combine a cover sheet, progress report, inspection forms, photographs converted to PDF, approvals and supporting attachments into one submission. An office user can join invoices, quotations, signed forms or monthly records. Students and researchers can combine notes, assignments or reference documents while keeping a chosen file order.

For engineering and project closeout work, a single organized PDF can also reduce the chance of sending attachments in the wrong sequence. Separator pages can distinguish sections such as reports, approvals, drawings and supporting records, while the cover page can identify the overall package before it is shared.

File Limits and Browser Processing

This page accepts up to 30 uploaded PDF files, with a maximum of 200 MB per uploaded PDF. Optional Reportix cover and separator pages are treated as document-building elements rather than uploaded PDFs, so they do not consume the PDF file-count limit. Very large files can require more processing time and browser memory, so performance will depend partly on the device and browser being used.

The merge operation is performed in the browser by the page's PDF processing library. This means the files selected for the merge are handled by the tool in the browser session rather than being sent to a Reportix merge server by this page. As with any important document workflow, review the downloaded PDF before submitting or archiving it to confirm page order, orientation and content.

Tips for Building a Clean Combined PDF

Before you merge

Give source files meaningful names, remove duplicate documents, confirm that each PDF opens correctly, and arrange the files according to the final submission sequence. If one document is sideways, correct it with the rotate control before downloading the merged result.

After you merge

Open the downloaded PDF and check the first and last pages of every major section. Confirm that logos and cover information are correct, separators appear where expected, page orientation is readable, and no required attachment was omitted.

Frequently Asked Questions

Can I change the order of PDF files before merging?

Yes. Drag the uploaded PDF cards into the required sequence before creating the merged document.

Can I rotate a PDF before combining it?

Yes. Use the green rotate control on the PDF card. Each click turns the selected PDF 90° clockwise, and the selected rotation is applied when the merged PDF is created.

Can I add a cover page to the merged PDF?

Yes. The optional cover builder supports titles, descriptive text, logos, background imagery and appearance controls so the combined document can start with a structured cover.

What is a PDF separator page?

A separator is an optional page placed between document groups. It can identify the next section of a long report or submission and make the final combined PDF easier to review.

How many PDFs can I merge?

You can upload up to 30 PDF files in one merge session. Each uploaded PDF can be up to 200 MB.

Do the cover and separator pages count toward the 30-PDF limit?

No. The upload limit counts actual PDF files. Optional cover and separator pages created inside the tool are not counted as uploaded PDFs.

Do I need to install PDF merging software?

No. The tool runs from the web page in a modern browser, so no separate desktop PDF merger needs to be installed for this workflow.

Why should I review the merged PDF before sending it?

Reviewing the output helps confirm that every document is present, the order is correct, rotated pages are readable and custom cover or separator pages contain the intended information.

Related Reportix PDF Tools

Different document tasks may require more than merging. Use the related Reportix tools when you need to split a PDF, organize pages, compress a large document, convert a PDF to images or continue editing a PDF.