Editing Documents

Merging, watermarking, annotating, filling forms and changing metadata.

• Can I change metadata of a PDF file?
• Can UniPDF compress and optimise PDF documents?
• How to add a watermark to PDF
• How to add annotations to a PDF
• How to fill and flatten PDF forms
• How to implement text search and replace
• How to merge multiple PDF documents
• How to set and get PDF document outline