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📄 PDF Merger Tool

Professional PDF merger with drag & drop sequencing and modern design

📁 Select PDF Files

Select PDF Files to Merge (Unlimited)

✨ No limits on file count or size • Large files supported • Drag & drop sequencing

📋 PDF Files Queue (Drag to Reorder)

⏳ Merging Progress

0%

📥 Download Merged PDF

✅ PDF Merge Completed Successfully!

Your merged PDF is ready for download. Auto-download will start in:

✨ PDF Merger Features

✓ Unlimited PDF file support

✓ No file size restrictions

✓ Large file optimization

✓ Drag & drop file reordering

✓ Real-time progress tracking

✓ Memory-efficient processing

✓ Professional file management

✓ Remove unwanted files

✓ Custom file sequencing

✓ High-quality PDF output

✓ Client-side processing

✓ Secure and private

✓ Auto-download with timer

✓ Professional UI/UX design

✓ Dark/Light theme support

✓ Mobile-friendly responsive design

✓ Fast and efficient processing

✓ Handles GB-sized files

1️⃣ SELECT PDF FILES (UNLIMITED)

Click "Select PDF Files" to choose unlimited PDFs
No restrictions on file count or size
You can select multiple files at once using Ctrl/Cmd
Supports large files (GB-sized PDFs)
Automatic optimization for large files

2️⃣ REORDER FILES (DRAG & DROP)

Files will appear in the queue after selection
Drag and drop files to change merge order
Use the ⋮⋮ drag handle for better control
Remove unwanted files with ✕ Remove button

3️⃣ MERGE PDFs

Click "Merge PDFs" to start the merging process
Watch real-time progress in the progress bar
Processing happens locally in your browser
Wait for the process to complete

4️⃣ DOWNLOAD RESULT

Download link will appear when merging is complete
Click "Download Merged PDF" to save the file
File will be named "merged-pdf.pdf" by default
High-quality output with preserved formatting

🚀 Key Features

Unlimited Capacity: No limits on file count or size
Large File Support: Handle GB-sized PDFs efficiently
Drag & Drop Reordering: Change file sequence easily
Real-time Progress: Track merging status with file details
File Management: Add/remove files with size info
Memory Optimization: Smart processing for large files
High Quality: Preserves original PDF quality
Secure Processing: All done locally in browser
Auto-Download: 3-second countdown timer

Pro Tips for Large Files:
• Tool automatically optimizes processing for large files
• File sizes are displayed for better management
• Large files get special memory optimization
• No need to worry about file size limits
• Processing time may increase with very large files
• The tool preserves original quality regardless of size
• Files never leave your device - completely secure
• Can handle hundreds of PDFs in one merge