Combines two or more PDF files into one contiguous document with a drag-and-drop reorder interface for the input list. Legal assistants compiling. Everything runs locally in your browser — nothing is uploaded.
Join dozens of PDF files into one document in a single operation. Legal teams use it to consolidate contract bundles and discovery exhibits instantly. Everything runs locally in your browser — nothing is uploaded.
Turn photos and scanned images into a professional PDF document. Upload multiple images, reorder, and combine into a single PDF. Everything runs locally in your browser — nothing is uploaded.
Overlay one PDF on another, alternate-merge two documents, combine pages into sheets, apply booklet layout, invert colors, or extract pages as ZIP images.
Combine multiple audio files into one continuous track. Supports crossfade between songs and automatic volume normalization. Perfect for making mixtapes, podcasts, and audiobooks.
Randomly pick one or more items from a list with optional repeat control. Perfect for giveaways, raffles, and random selection. Everything runs locally in your browser — nothing is uploaded.
PDF Merger lets you combines two or more PDF files into one contiguous document with a drag-and-drop reorder interface for the input list. Legal assistants compiling. Everything runs locally in your browser — nothing is uploaded.. It works on any device with a modern web browser.
Combines two or more PDF files into one contiguous document with a drag-and-drop reorder interface for the input list. Legal assistants compiling. Everything runs locally in your browser — nothing is uploaded. It runs entirely in your browser — no software installation or data uploads required.
Upload a file from your device. Drag and drop or use the file picker to select your document.
Yes. After the initial page load, PDF Merger runs entirely on your device with no internet connection needed. All processing is done locally.
There is no hard limit. You can merge 2, 5, 20, or more PDFs into a single document. The tool processes all files sequentially and outputs one combined PDF.
Yes. The drag-and-drop interface lets you reorder PDFs before merging. You can also mix pages from different PDFs to create a custom document order.
Yes. PDF formatting, fonts, images, and layout are preserved exactly as in the originals. The merge operation combines pages without re-encoding content.
PDFs up to 50MB each are supported. Very large files may take longer to process depending on page count and your device's available memory.
No. All merging happens locally in your browser using pdf-lib. No PDF files are uploaded to any server.
PDF Compressor
Reduces PDF file size by compressing embedded images, removing redundant metadata, and optimizing object streams. Three compression tiers let you choose between maximum size reduction and high-quality preservation. Handles PDFs up to 50MB.
PDF Splitter
Divides a single PDF into multiple files by page range, bookmark level, or a specified page count per split.