Gpg4win

What Gpg4win is

Gpg4win is free software for encrypting files and email on Windows. It supports secure delivery of attachments and recipient identity verification, and it integrates with Outlook. Administrator access controls are also included. The project says installation can be completed with a few mouse clicks, and its download area includes an integrity check. For newcomers, the website offers introductory basics and an illustrative Gpg4win Compendium. Users can also refer to support documentation and a wiki, browse the listed source code, or join the Gpg4win community. An announcement mailing list sends release and news updates, while the website keeps current and archived release news. The project accepts bug reports and contributions to website maintenance and translations. Gpg4win is offered as a free plan, with no paid pricing or usage limits stated. The listed current version is 5.1.1, and the latest release is dated 2026-09-23. Its Windows focus, Outlook integration, and project resources make it an option for people seeking file or email encryption alongside documentation and community access.

Who it suits

Gpg4win suits Windows users who need to encrypt files or email, particularly those who use Outlook. Its Compendium, support documentation, wiki, source code and community may also suit people who want project resources or to contribute bug reports, website maintenance or translations.

Getting started

1. Visit the Gpg4win website.
2. Use the download area and its integrity check.
3. Install the software on Windows; the site says installation takes a few mouse clicks.
4. Use the basics or Gpg4win Compendium for introductory guidance.

Verdict

Choose Gpg4win if you use Windows and want file or email encryption with Outlook integration and administrator access controls. Its documentation, source code and community provide additional project resources. Look elsewhere if you need a platform other than Windows.