gpg4o
Gpg4o is a Microsoft Outlook Add-in which implements the OpenPGP standard through GnuPG. It is available for Outlook 2016 and later (classic desktop versions, including Outlook 2021 and Microsoft 365).
Key Facts
- Developer/Publisher: BAYOOSOFT GmbH
- License: Proprietary (Closed Source)
- Price: gpg4o offers two types of enduser licenses
- Free test version for 180 days
- 84,00€ (excl. tax) for commercial use
- Web: GPG4o Email Encryption
- Help: Support is only available for licensed users with active maintenance