PDF Merger

Free

Combine multiple PDF files into one document in your chosen order. Use this tool directly in your browser on desktop or mobile, with clear limits and download-ready results.

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拖拽文件到此处，或点击选择

支持 2-20 个 PDF 文件，每个最大 50MB

当前限制：最多 20 个文件，单个最大 50MB

How to Use

1. Upload the required file and confirm the processing options.

2. Sign in if the tool requires credits.

3. Start processing and wait for the server task to finish.

4. Download the result and review it before using it in important work.

Files are deleted from the server immediately after processing. Result files are automatically cleaned up after 2 hours.

Use Cases

Run a server-side conversion or processing task that needs heavier tooling.
Prepare documents, media, or files for sharing, printing, submission, or archiving.
Use credits for advanced processing while keeping basic tools free.

Notes

Server-side results are temporary; download completed files promptly.
Important legal, financial, academic, or business files should be manually reviewed after conversion.
Processing can fail for encrypted, damaged, or unusual file formats.

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FAQ

Is this tool free to use?

Yes. This tool is free to use.

Are my files uploaded?

This tool uses server-side processing. Source files and temporary results are cleaned up according to the site's file retention policy.