Format comparison

PDF vs TXT

How do PDF and TXTcompare? Here's everything you need to know to choose the right format — and how to convert between them.

Portable Document Format

PDF is the universal standard for sharing documents. It preserves formatting, fonts, and layout across all devices and operating systems. From contracts to resumes, PDF is the format the world relies on.

Plain Text File

TXT is the simplest document format — pure text with no formatting. It's universally compatible, lightweight, and readable by every operating system and text editor in existence.

SpecificationPDFTXT
Full namePortable Document FormatPlain Text File
Extension.pdf.txt
MIME typeapplication/pdftext/plain
CategoryDocumentDocument
DeveloperAdobe SystemsN/A (universal standard)
Year introduced19931960s

PDF advantages

  • Consistent display on all devices
  • Supports digital signatures and forms
  • Compact file sizes with good compression
  • Industry standard for official documents

PDF limitations

  • Difficult to edit without specialized software
  • Not ideal for responsive or reflowable content
  • Can be large with embedded fonts and images
  • Accessibility can be poor if not properly tagged

TXT advantages

  • Universal compatibility — works everywhere
  • Tiny file sizes
  • No formatting issues or version problems
  • Human-readable and machine-parseable

TXT limitations

  • No formatting, images, or styling
  • No structure beyond line breaks
  • No metadata or document properties
  • Not suitable for professional documents

Which should you use?

PDF and TXT serve different purposes. PDF is ideal for business documents and contracts, while TXT excels at configuration files and logs.

Best uses for PDF

Business documents and contracts
Resumes and cover letters
E-books and publications
Government and legal forms

Best uses for TXT

Configuration files and logs
Quick notes and drafts
Data exchange between systems
README files and documentation

Convert between PDF and TXT

Need to switch formats? Convert for free with SquishConvert.