Merge PDFs files

Merge PDF Files Online — Fast, Free, No Watermarks

TextHelper AI's PDF Merge tool lets you combine multiple documents into one file in seconds. Everything runs in your browser — your documents never leave your device.

Why our PDF Merge

• Full privacy — files never leave your device
• No watermarks or limits
• No signup or payment
• Reorder files before merging
• Works on desktop, tablet, mobile

When it's useful

• Combine scanned documents into one file
• Compile a report from multiple parts
• Build one PDF from invoices for accounting
• Assemble a portfolio from various PDFs
• Prepare a submission file (contract + attachments)

Frequently Asked Questions

Is it safe to upload confidential PDFs?
Yes. Processing is entirely local — nothing is sent to servers.

Are bookmarks and metadata preserved?
Pages transfer losslessly. Metadata comes from the first file.

How many files can I merge?
No hard limit — usually up to 50 files work smoothly.