Free Online PDF Merger
Combine PDF files and images in your browser instantly. 100% Free, Unlimited, & Private—Files never leave your device.
Drag & Drop PDFs or Images Here
Supports PDF, PNG, JPG, WebP, SVG, and AVIF. Arrange and merge 50+ files smoothly.
Document Queue (0 files)
Combine PDF Files Instantly & Securely
Our online PDF merger offers a fast, robust, and completely private solution for merging multiple PDF documents and raster images together. By processing files directly inside your browser using modern client-side engines, your sensitive documents never leave your computer. There are no uploads, no storage logs, and no risk of server leaks—making it 100% compliant with standard privacy policies and GDPR requirements.
Whether you need to combine invoice sheets, merge legal agreement clauses, organize portfolio presentations, or attach a PNG/JPG signature slip directly onto the end of a multi-page document, our tool executes the merge seamlessly in milliseconds. You can easily re-order documents in the queue, target specific page ranges (like 1-3, 5), and visually inspect pages using our live preview explorer before compiling the final document.
How to Combine PDF Files Online for Free
Add PDFs or Images
Drag and drop your PDF documents, PNG, JPG, or WebP images into the upload area, or select them from your folder path.
Reorder & Filter Pages
Use the Up/Down buttons to sort files, expand the visual grid explorer to inspect pages, or input page ranges to filter exact sections.
Merge & Download
Click "Merge PDFs". The client-side engine compiles, compresses, and outputs your optimized document for instant download.
100% Private Client-Side Merging
All processing occurs locally in the browser memory. Zero document data is uploaded to our servers, keeping your private legal and financial paperwork entirely safe.
Hybrid PDF & Image Support
Drop PNG, JPG, WebP, SVG, or AVIF files alongside your PDFs. They are automatically converted into clean single-page PDF structures and combined in sequence.
Visual Page Explorer Grid
Expand the page visualizer to see thumbnails of all pages inside the document. Remove individual pages directly from the preview card to exclude them.
Web-Speed Optimization Engine
Merges fonts, eliminates redundant metadata structures, and compresses image streams to produce the smallest possible PDF file size for fast email sharing.
Frequently Asked Questions
Yes, absolutely. Unlike other online converters that upload your files to external cloud servers, our merger works 100% client-side in your browser. Your files never leave your computer, ensuring total privacy and security for corporate, financial, and legal documents.
Yes. Our hybrid merger supports PDF files and all popular image formats (PNG, JPG, WebP, SVG, and AVIF). The tool converts images to single-page PDF structures locally and inserts them into the final compiled document.
You can specify ranges (e.g. "1-3, 5") in the "Pages" field of each queue item. Alternatively, you can click "Expand Page Grid" to view page thumbnails and click the trash can icon on any page card to exclude it visually.
No. There are no software limits on file size or the number of documents you can merge. Since it processes locally using your computer's resources, you can merge dozens of large PDFs without wait times or subscription boundaries.
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