Easily combine multiple PDF files into a single document with OctoConvert’s advanced PDF Merger. Whether you need to join invoices, reports, or ebooks, our tool lets you reorder pages, add page numbers, and even compress the output—all in one click.
Drop Your PDF Files Here
or click to browse • Support multiple files
Merging your PDFs...
Upload Files: Click “Select PDF Files” or drag & drop your documents into the box.
Arrange: Drag the files to reorder them exactly how you want them in the final document.
Merge: Click the “Merge PDF” button.
Download: Instantly download your single, unified PDF file.
Gives you full control to arrange your PDF pages in the perfect order before merging.
Works flawlessly on Windows, Mac, Linux, Android, and iOS browsers without installing any software.
Zero Storage, Fully Private No signup, no download, no limits, no watermark.Your files are never saved. Refresh or close the browser everything gone instantly.SSL encryption, auto-delete in minutes, no logs, no tracking.
| Feature | OctoConvert PDF Merger | Other Tools |
| Price | ✅ Free Forever | ❌ Often Paid/Limited |
| Watermark | 🚫 None | ❌ Yes (Sometimes) |
| File Limit | ✅ Unlimited Pages | ❌ Limited |
| Security | 🔒 Auto-Delete | ❓ Unsure |
| Platform | 💻 All Devices | 💻 All Devices |
Merging PDF files isn’t just for tech experts; it’s a daily necessity for professionals, students, and businesses. Here is how our Free PDF Joiner helps different users:
If you are sending a project proposal, you often have separate files for the cover letter, the main proposal, and the pricing table. Sending 5 different attachments looks unprofessional. Use OctoConvert to combine PDF files into a single, sleek document that is easy for your clients to read.
Students often scan assignments page by page, resulting in multiple image or PDF files. Instead of uploading 10 separate files to your university portal, use our tool to merge PDF pages into one complete assignment. It ensures your professor doesn’t miss any part of your work.
Organizing receipts, invoices, and contracts is crucial. By combining monthly invoices into a single PDF, you can keep your digital records clean and searchable.
To get the best results when you combine PDF online, follow these simple tips:
Check Page Order: Before clicking the “Merge” button, always review the order of your files. Our drag-and-drop interface allows you to rearrange documents easily.
Compress After Merging: If you combine many high-quality files, the final PDF might be too large to email. Use our PDF Compressor afterwards to reduce the file size without losing quality.
Secure Your Data: Always use a tool that guarantees privacy. OctoConvert uses 256-bit SSL Encryption to ensure that your sensitive documents are processed securely and deleted automatically.
octoconvert.com can convert your files to these related formats:
Combine multiple PDFs in your preferred order with a clean, hassle-free merger
Easily split a page or a full set into separate, downloadable PDF documents
Make PDFs lighter, faster, and easier to share with minimal quality loss.
Convert your PDF files into fully editable PPT & PPTX slides — instantly
Convert any PDF to high-quality images instantly! JPEG, PNG, GIF, BMP, TIFF, WebP, SVG, and more
Convert any image to PDF instantly! JPEG, PNG, GIF, BMP, TIFF, WebP, SVG, PSD, RAW, and more.
At OctoConvert, we do more than just convert your files—we safeguard them. Whether you’re converting images, PDF videos, or documents, our advanced security measures ensure your data stays private and secure. With end-to-end encryption, secure data centers, and 24/7 monitoring, we make sure your files are protected at every step. Trust OctoConvert for fast, safe, and reliable file conversions online.