Merge PDF vs Compress PDF: Which Do You Need?
Merging combines multiple PDFs into one document, while compressing reduces a PDF's file size. They solve different problems but are often used together.
Side-by-Side Comparison
| Feature | Merge PDF | Compress PDF |
|---|---|---|
| Purpose | Combine files | Reduce file size |
| Input | Multiple PDFs | Single PDF |
| Output | One combined PDF | Smaller PDF |
| Use case | Consolidate documents | Email attachments |
Merge PDF Pros
- +Combines multiple files
- +Maintains original quality
- +Reorderable
Merge PDF Cons
- -Increases total file size
- -All pages included
Compress PDF Pros
- +Reduces file size
- +Fits email limits
- +Faster uploads
Compress PDF Cons
- -May reduce image quality
- -Less effective on text-only PDFs
When to Use Merge PDF
Use Merge PDF when you need to combine multiple documents, reports, or invoices into a single file.
When to Use Compress PDF
Use Compress PDF when your file is too large for email, uploading, or sharing.