Format comparison

TXT vs CSV

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

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.

Comma-Separated Values

CSV is the simplest tabular data format — rows of values separated by commas. It's the universal exchange format for data between databases, spreadsheets, and programming languages.

SpecificationTXTCSV
Full namePlain Text FileComma-Separated Values
Extension.txt.csv
MIME typetext/plaintext/csv
CategoryDocumentDocument
DeveloperN/A (universal standard)IBM (original concept)
Year introduced1960s1972

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

CSV advantages

  • Universal data exchange format
  • Human-readable plain text
  • Tiny file sizes
  • Supported by every data tool

CSV limitations

  • No formatting or styling
  • No data types — everything is text
  • Encoding and delimiter issues common
  • No support for multiple sheets or formulas

Which should you use?

TXT and CSV serve different purposes. TXT is ideal for configuration files and logs, while CSV excels at data import and export.

Best uses for TXT

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

Best uses for CSV

Data import and export
Database migrations
API data exchange
Data science and analysis pipelines

Convert between TXT and CSV

Need to switch formats? Convert for free with SquishConvert.