Free Online PDF Tools – Merge, Split, Edit, Convert & Protect PDF

FREE ONLINE PDF TOOLKIT

Everything you need to work with PDF files

Merge, split, edit, convert, organize, compare and protect PDF documents directly in your browser. No software installation, no complicated workflow.

Browser-based Fast processing Easy to use

ONE TOOLKIT, MANY PDF TASKS

A simple online PDF workflow for everyday documents

PDF Toolkit brings essential PDF tools together in one clean workspace. Use it to prepare documents for email, organize scanned files, extract important pages, compare document revisions, add signatures or page numbers, and convert between PDF and image formats.

Most tools are designed to process files in your browser whenever supported, helping you complete common PDF tasks without installing desktop software.

01Choose a toolSelect the PDF action you need.

02Add your filePreview pages before making changes.

03Download the resultSave or share the finished file.

PDF TOOLKIT FAQ

Frequently asked questions

Is PDF Toolkit free to use?

Yes. The tools on this page are available as free browser-based utilities.

Do I need to install any software?

No. PDF Toolkit runs in a modern web browser, so you can work with PDFs without installing a desktop application.

What PDF tools are available?

You can merge, split, rotate, delete pages, watermark, crop, protect, organize, compress, convert, number, sign, edit, search, compare and inspect PDF files.

Can I use PDF Toolkit on mobile devices?

Yes. The interface is responsive and works on modern desktop and mobile browsers, although very large PDFs may work best on devices with more memory.

Select PDF Choose a PDF, then select pages visually below.

Add PDF files one by one Select one PDF, then continue adding more files in the order you want to merge them.

+ Add PDF

No PDF added yet. Click + Add PDF to choose the first file.

Select PDF Choose a PDF, then rotate pages visually with your mouse

Select PDF Choose the PDF, then visually select pages you want to remove.

Select PDF Add text or a PNG logo watermark and position it visually.

1. Create watermark Choose text or upload a transparent PNG logo.

Watermark text

Text size 42 px Opacity 25% Rotation -30°

2. Place watermark on PDF Drag anywhere. Resize with the blue handle. Rotate with the orange handle.

Tip: the watermark is saved at the exact position, size, rotation and opacity shown here.

Select PDF Choose a PDF, then crop visually by dragging the frame directly on the page.

Select PDF Protect the PDF with an AES-256 password

Password Confirm password

Encryption runs locally in your browser. Keep the password safe; this tool cannot recover it.

Select PDF Reorder, rotate or remove pages visually

Drag page cards to change order. Use ↶ / ↷ to rotate, or × to mark a page for removal.

Select PDF Reduce file size by rebuilding pages as optimized images

Compression Pages

Best for scanned/image PDFs. This method may turn selectable text into page images.

Select PDF Export PDF pages as JPG images

Pages JPG quality

Select PDF Add page numbers to the document

Position Start number Font size

Select PDF Create a signature, then drag and resize it directly on the PDF.

1. Create signature Draw with mouse, pen or touch.

2. Place signature on PDF Drag the signature anywhere. Drag the blue handle to resize.

Tip: use Previous/Next to inspect pages. The signature is saved exactly where you place it.

Select PDF Edit visually: add text, images, highlights, whiteout, rectangles and freehand drawing.

Select PDF Choose a PDF to search all text across every page.

Original PDF Select the first PDF (Version A).

Revised PDF Select the PDF you want to compare (Version B).

Visual PDF comparison Pages are rendered locally in your browser. Changed areas are highlighted in red.

Sensitivity 32

Select PDF to scan Check the PDF structure locally for scripts, automatic actions, attachments and suspicious links.

🛡

Local PDF security inspection The file stays in your browser. This is a structural risk check, not a replacement for antivirus or a malware sandbox.

Select JPG / PNG images Each image becomes one PDF page

Everything you need to work with PDF files

A simple online PDF workflow for everyday documents

Frequently asked questions

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