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Epi Info™ Previous Versions

The Epi Info™ releases provided below are currently available for download. Please note that Epi Info™ versions prior to 3.5.1 are not Windows Vista compatible, this includes all Epi Info™ DOS versions. It is highly recommended that all users download the latest version of Epi Info™.

Epi Info™ For Windows

Epi Info™ 3.5.4

  • Download Epi Info™  View Read Me file >>
    For Windows XP, Epi Info™ requires "Windows XP Service Pack 3" to be installed before Epi Info™ is installed.

    For Windows Vista or Windows 7, Epi Info™ requires the "DHTML Editing Control for Applications" to be installed. After installing Epi Info™, the installer for the DHTML Editing Control can be found in the Epi Info™ installation folder as "DHTMLEd.msi".

  • Version Upgrading
    For Windows 98, NT 4.0, 2000 or XP: Before installing the current version of Epi Info™, remove any Epi Info™ version prior to 3.3. If you have Epi Info™ 3.3 (or later) installed on your machine, this current version can be installed over it.

    For Windows Vista: Before installing this current version of Epi Info™, remove any pre-existing version of Epi Info™ that may be installed.

Epi Info™ 3.5.1

View Read Me file

Epi Info™ 3.4.3

  • Download Released: October 17, 2007
    Version 3.4.3 fixed numerous bugs and improved program use and functionality.

View Read Me file

Epi Info™ 3.3.2

View Read Me file

Epi Info™ CD Packaging

  • Download Epi Info™ CD Labeling Package Epi Info™ CD image — This is a graphic image that can be used to create labels for the CD or DVD of the Epi Info™ software for distribution to classes or conferences.

Epi Info™ For MS-DOS

Epi Info™ 6.04d

  • Download Released: January, 2001
    Version 6.04d is the latest DOS version available. This version includes fixes for the Year 2000 compatibility bug, allowing all four digits of a year to be stored. This version is not compatible with 64-bit Windows operating systems.

View Read Me file

If you have any questions, contact the Epi Info™ Helpdesk.


Contact Us:
  • Epi Info™ Help Desk
    Centers for Disease Control and Prevention
    1600 Clifton Rd
    Mail Stop E-91
    Atlanta, GA 30333
  • 404-498-6190
    Monday-Friday, 8:30 a.m. - 4:30 p.m. (Eastern Standard Time)
  • Page last updated: February 15, 2013
  • Page created: December 26, 2008
  • Content source: Epi Info™ The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Road Atlanta, GA 30329-4027, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO
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