Can I merge PDFs on mobile?

Yes! PDFTash works fully on mobile browsers. Upload and merge PDF files from your phone or tablet without installing any app.

📎 Free PDF Merger

Merge PDF Files Online Free

Combine multiple PDF documents into one file. Fast, free, and secure. No signup needed.

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Drop your PDFs here to Merge

Select multiple PDF files · Max 10MB free · No signup needed

Your files are automatically deleted after 2 hours

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Multiple Files

Combine as many PDFs as you need into one

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Custom Order

Arrange files in any order before merging

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100% Secure

Files deleted automatically after 2 hours

How to Merge PDFs in 3 Steps

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Upload PDFs

Select 2 or more PDF files. Drag and drop or click to browse.

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Set Order

Your files appear in a list. Rearrange or remove any file.

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Merge & Download

Click Merge and download your combined PDF instantly.

When Do You Need to Merge PDFs?

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Reports & Proposals

Combine separate chapters or sections into a single professional document.

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Academic Work

Merge multiple assignment files or research papers for submission.

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Legal Documents

Combine contracts, ID proofs, and supporting documents into one PDF.

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Business Use

Merge invoices, receipts, and statements into one organized file.

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Frequently Asked Questions

How to merge PDF files online for free?

Upload your PDF files to PDFTash, arrange them in your desired order, and click "Merge PDF". Download instantly. No signup required.

How many PDF files can I merge at once?

You can merge multiple PDF files in one session. Pro users ($2/month) get unlimited merging with files up to 200MB.

Will merging affect PDF quality?

No! PDFTash merges PDF files without any quality loss. Your documents look exactly the same after merging.

Is PDFTash better than ILovePDF for merging?

PDFTash offers the same PDF merging as ILovePDF and Smallpdf — completely free with no signup. Plus AI features like PDF translation and chat.

Can I merge PDFs on my phone?

Yes! PDFTash works fully on mobile browsers. Merge PDFs from your phone or tablet without installing any app.