This OpenPGP page lists email applications that support the standard directly or through additional software, across several desktop platforms.
GnuPG vs Installer
How do GnuPG and Installer compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | GnuPG | Installer |
|---|---|---|
| What it is | GnuPG implements the OpenPGP standard and provides tools to encrypt and sign data and communications, with key management and directory access. | Encrypt email and files on Windows with Gpg4win, a software package based on GnuPG. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Web, Windows | Web, Windows |
| Open source | Not stated | Not stated |
| Language | English | — |
| Alternatives |
Other options to consider
Sites similar to both GnuPG and Installer.
Available on web, iOS, Android, and desktop, Proton Mail is an encrypted email service that offers free accounts.
Tuta offers encrypted email, calendar, and contacts, with apps that the site says protect personal data using end-to-end encryption.
Yopass encrypts secrets in the browser and creates one-time links that expire, providing a way to share sensitive information without accounts.
SafeNote encrypts notes or files and shares them through links that expire after they are read, with selectable message lifetimes.
Search the MIT PGP public key server for keys by email address or name, then retrieve the matching public key.




