PDF Merger

A fast PDF merger for individuals and teams to easily combine documents into a single file without software installation.

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About This Tool

Purpose-built to consolidate multiple PDF files into one authoritative document. It accepts a flexible number of inputs, preserves fonts, images, and metadata, and outputs a single downloadable PDF. Conceptually, inputs are loaded in a user-defined order and concatenated into a unified page stream; optional options include per-file page ranges and password handling when provided. Beneficiaries include students compiling thesis packets, consultants delivering reports, and legal teams assembling bundled contracts; the tool offers a fast, browser-based alternative to desktop software, enabling immediate collaboration and distribution. Core capabilities include multi-file input, page-order control, bookmark preservation, and metadata retention; inputs remain isolated to the session and are not stored long-term unless downloaded. The tool emphasizes reliability: it detects invalid inputs, enforces total size limits, and returns precise error codes to guide remediation. Unique value lies in accessibility (no installation), predictable output quality, and straightforward integration with document workflows. Common use cases encompass project reports, academic submissions, and client-ready bundles where a single, coherent file is required from disparate sources.

How to Use

Provide inputs by uploading PDFs in the desired order
Optionally specify page ranges or passwords for protected files
Click the Merge action to generate the merged PDF
Download the resulting file and verify content and metadata
If needed, adjust input order or ranges and re-run the merge

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Frequently Asked Questions

Find Quick Answers

What inputs does the tool accept?
The tool accepts multiple PDF files, optional per-file passwords, and optional page ranges; you can specify the exact order to ensure the final document matches your workflow.
Are encrypted PDFs supported?
Yes, encrypted PDFs can be merged if the correct password is provided for each protected input; without the password, those inputs cannot be opened or merged.
Are my files stored after processing?
Files are processed for the current session and are not retained on the server beyond the time needed to generate and provide the merged output; download completes the workflow.
Is there a size or file-count limit?
Total input size is restricted (e.g., to 100 MB by default) and the number of inputs is limited to maintain performance; large bundles should be split or merged in batches.
What output can I expect?
A single merged PDF is produced with preserved content and metadata; bookmarks may be retained if present in inputs, and all pages appear in the specified order.

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