#18 in Secrets & Key ManagementUpdated 2026-08

Gpg4win

by GPG4Win · Email and file encryption with GnuPG for Windows

8.4 — BenchRank score out of 100

Homepage

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Overview

Gpg4win (GNU Privacy Guard for Windows) is a Windows package for file and email encryption, distributed as Free Software and installed with a few mouse clicks. The site publishes each release with details, a change history and an integrity check, most recently version 5.1.0 on 29 July 2026. Getting started is via the Gpg4win Compendium, with a wiki and mailing list alongside.

Best for: Windows users who need to encrypt email and files with GnuPG.
Pricing: No prices are shown; the site describes Gpg4win as Free Software and links to a donation page.

Strengths and trade-offs

Strengths

Free Software, with source code published
Installs on Windows in a few mouse clicks
Gpg4win Compendium covers the basics for newcomers
Site and documentation offered in English and German

Trade-offs

Windows only; no other platform is mentioned on the site
Support is documentation, wiki and mailing list, not a support desk
Homepage states no feature detail; you must go to the docs to learn scope

How this score is made up

Each dimension is scored out of 100 and combined into the headline score using fixed weights.

MCP support: 0 out of 100
Documentation: 0 out of 100
Agent friendliness: 41 out of 100
Changelog: 0 out of 100
Marketing site structure: 10 out of 100
Operational trust: 0 out of 100

Measured, but not part of the score

Useful to know, but not a mark for or against the product — so these do not affect the ranking.

Openness: 30 out of 100
Maintenance: 65 out of 100

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