What is a PDF file?

The PDF format in brief: what it is, what it is used for, and how to convert it.

How to create PDF

  1. Upload your file for PDF.
  2. Choose PDF from the output list.
  3. PDF output downloads when ready.

About PDF files

the fixed-layout document standard

PDF (Portable Document Format) is the ISO 32000 standard for fixed-layout documents that look the same on every device.

Sharing, printing and archiving documents; here PDF is an output format for images, drawings and e-books.

PDF: what conversion changes

Converting to PDF lays out pages.

PDF: settings to change

Before you convert PDF files, you can adjust: Width, Title, Height, Author, Scale fit, Resolution (DPI), Language, Crop position, Never enlarge, Quality, Transparent background, Page size, Lossless, Background, Base font size, Progressive, Remove metadata, Convert text to paths, Generate table of contents, Auto-orient from EXIF, Crop to content, and Rotate.

Limits of the PDF format

This service only creates PDFs; editing, merging or converting existing PDFs is the job of NexDocs.

Common questions about PDF

Why convert documents to PDF? The layout looks identical on every device and printer, which is exactly why forms, invoices and papers are exchanged as PDF.

Convert PDF files

Guides and tools for PDF