FCS Converter

Extract text from FCS files


Drop or upload your .FCS file

How to extract text from your FCS file

  1. Click the "Select File" button above, and choose your FCS file.
  2. You’ll see a preview, if available.
  3. Click the "Convert file to..." button to extract text information.

Convert FCS to another file type

To convert your FCS file to another format, you need FlowJo or other Data software.

  • FCS to CSV
  • FCS to JSON
  • FCS to XML
  • FCS to YAML
  • FCS to YML
  • FCS to TOML
  • FCS to INI
  • FCS to CFG
  • FCS to CONF
  • FCS to DAT
  • FCS to DB
  • FCS to SQL

Convert a file to FCS

To convert other file formats to the "Bioinformatics Data" file type, you need software like FlowJo or a similar tool.

  • DBF to FCS
  • XML to FCS
  • SQLITE to FCS
  • XLSX to FCS
  • SQL to FCS
  • TSV to FCS
  • ACCDB to FCS
  • YAML to FCS
  • MDB to FCS
  • CSV to FCS
  • ODS to FCS
  • JSON to FCS

About FCS files

The .FCS (Flow Cytometry Standard) file is the universal data format for flow cytometry experiments, maintained by the International Society for Advancement of Cytometry (ISAC). These files store raw "List Mode" data generated by cytometers (such as those from BD Biosciences or Beckman Coulter), containing millions of events where each event represents a cell's physical and fluorescent properties.

While essential for research, .FCS files are binary containers that cannot be opened in standard office software like Microsoft Excel or text editors. Viewing the data requires specialized, often expensive software like FlowJo or FCS Express. Researchers frequently struggle to quickly inspect metadata or extract statistical values without launching heavy analytical suites. Additionally, older FCS 2.0 files may have compatibility issues with modern software.

For statistical analysis in tools like Excel or GraphPad Prism, users should convert .FCS to CSV (Comma Separated Values). For reporting and publication, converting to PDF or PNG allows for the generation of histograms and scatter plots without needing the original raw data viewer.

Convert.Guru analyzes your FCS file, detects the exact format, and lets you read the text inside.

Users also converted FSC, ZIP, FSC SEARCH, CSV, FCA, FCSTD, CFS, CZI, PDF, 002, JPG, XLSX and IPYNB files.



The FCS Converter Story

The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our FCS converter.