Convert eFax documents (EFX) online for free
The converter easily converts your EFX documents to various formats - free and online. No eFax Messenger or or other Raster Image software needed.
To convert other file formats to the "eFax TIFF Document" file type, you need software like eFax Messenger or a similar tool.
The .EFX file is primarily an eFax Document utilized by the eFax internet faxing service. It functions as a proprietary wrapper around standard rasterized image data (typically TIFF), storing multipage documents received via digital fax. Less frequently, .EFX files are used as visual effects containers by video game engines, including Capcom's MT Framework and ESTsoft's Cabal Online, or as ZIP-compressed electronic health invoices for the Polish National Health Fund.
Opening fax-based .EFX files traditionally requires installing eFax Messenger, a proprietary application. This presents a massive disadvantage for users. The format is locked into an ecosystem, meaning you cannot natively open it in web browsers, standard operating system viewers, or default PDF readers. Sharing an .EFX file with a client, lawyer, or medical professional usually results in an error message on their end, causing unnecessary delays and frustration.
To bypass these restrictions, conversion is mandatory. For archiving and universal business sharing, convert .EFX to PDF. If you need to edit the raw document image or embed it in another file, convert to TIFF or JPG. Drag and drop your file here to analyze and convert it using convert.guru - free, online, and without installing restrictive software.
Use Convert.Guru to open and convert your EFX file.
Users also converted EXF, MP4, FAX, JFX, HFX and PDF files.
If you want to convert EFX file to CSV, JSON, XML, YAML, YML, TOML, INI, CFG, CONF, DAT or DB, you can use eFax Messenger or similar software from the "Electronic Fax Storage" category. In the File menu, look for Save As… or Export….
To convert DBF, XML, SQLITE, XLSX, SQL, TSV, ACCDB, YAML, MDB, CSV, ODS or JSON files to EFX, try eFax Messenger or another comparable tool in the "Electronic Fax Storage" category.
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 EFX converter.