Convert PST to CSV

Files with .PST extension represent Outlook Personal Storage Files (also called Personal Storage Table) that store variety of user information. User information is stored in folders of different types that include emails, calendar items, notes, contacts, and several other file formats. PST files are used for archiving emailing data offline that can be later loaded and viewed in various applications.

Steps to convert PST to CSV in C#

GroupDocs.Conversion allows developers to convert the PST file to CSV format in an easy and intuitive way just using a few lines of code as described below:

  • Create an instance of Converter class and pass source PST file path as a constructor parameter. You may specify absolute or relative file path as per your requirements.
  • Create an instance of SpreadsheetConvertOptions class and set Format property to GroupDocs.Conversion.FileTypes.SpreadsheetFileType.Csv.
  • Call Converter class Convert method and pass the filename for the converted CSV file and the SpreadsheetConvertOptions object from the previous step as parameters.
string outputFile = "pst-converted-{0}-to.csv";

// Load the source PST file
using (var converter = new GroupDocs.Conversion.Converter("sample.pst", fileType => fileType == PersonalStorageFileType.Pst
                                                                                                    ? new PersonalStorageLoadOptions()
                                                                                                    : null))
{
    var options = new SpreadsheetConvertOptions { Format = GroupDocs.Conversion.FileTypes.SpreadsheetFileType.Csv };
	var counter = 1;
    // Save converted CSV file
    converter.Convert(
		(FileType fileType) => new FileStream(string.Format(outputFile, counter++), FileMode.Create),
        options
    );            
}

Code Examples

Please find more use-cases and complete C# sources of our backend and frontend examples and try them for free!

PST to CSV Live Demo

GroupDocs.Conversion for .NET provides an online PST to CSV converter, which allows you to try it for free and check conversion quality and accuracy.

“Convert PST to CSV”