GnuPG AlternativesFile Encryption Software and other similar apps like GnuPG

GnuPG is described as 'Allows to encrypt and sign your data and communication, features a versatile key management system as well as access modules for all kinds of public key directories. GnuPG, also known as GPG, is a command line tool with features for easy integration with other applications' and is a very popular file encryption software in the security & privacy category. There are more than 25 alternatives to GnuPG for a variety of platforms, including Windows, Mac, Linux, Android and iPhone apps. The best GnuPG alternative is GPG4Win, which is both free and Open Source. Other great apps like GnuPG are Kleopatra, Enigmail, OpenPGP and Axcrypt.

GnuPG iconGnuPG
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GnuPG allows to encrypt and sign your data and communication, features a versatile key management system as well as access...

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GnuPG alternatives page was last updated Feb 16, 2025
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  1. GPG4Win icon

    GPG4Win

     65 likes
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    Gpg4win enables users to securely transport emails and files with the help of encryption and digital signatures. Encryption protects the contents against an unwanted party reading it. Digital signatures make sure that it was not modified and comes from a specific sender.

    23 GPG4Win alternatives

    License model

    • Free • Open Source

    Application type

    Platforms

    • Windows
    • Microsoft Office Outlook
    • S/MIME
    • GnuPG
    GPG4Win screenshot 1

    GPG4Win Features

    1.  PGP Encryption
    2.  Key Management
    3.  GPG Encryption
    4. File Explorer icon  Windows Explorer Extension

    GPG4Win VS GnuPG

     

    • Most users think GPG4Win is a great GnuPG alternative.

    • GPG4Win is the most popular Windows alternative to GnuPG.

    • GPG4Win is the most popular Open Source & free alternative to GnuPG.

    • GPG4Win is Free and Open SourceGnuPG is also Free and Open Source
  2. Kleopatra icon

    Kleopatra

     28 likes
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    Kleopatra is a certificate manager and a universal crypto GUI.

    35 Kleopatra alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Linux
    • KDE Plasma
    • Flathub
    • GnuPG
    Kleopatra screenshot 1

    Kleopatra Features

    1.  GPG Encryption
    2.  PGP Encryption
    3.  Graphical User Interface

    Kleopatra VS GnuPG

     

    • Kleopatra is the most popular Linux alternative to GnuPG.

    • Kleopatra is Free and Open SourceGnuPG is also Free and Open Source
  4. Enigmail icon

    Enigmail

     71 likes
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    Enigmail is a security extension to Mozilla Thunderbird and SeaMonkey. It enables you to write and receive email messages signed and/or encrypted with the .

    29 Enigmail alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • International

    Platforms

    • Mac
    • Windows
    • Linux
    • GnuPG
    • Thunderbird
    • SeaMonkey
    Thunderbird window with Decrypt button

    Enigmail Features

    1.  Encrypted Email

    Enigmail VS GnuPG

     

    • Enigmail is the most popular Mac alternative to GnuPG.

    • Enigmail is Free and Open SourceGnuPG is also Free and Open Source
  5. Ad
    Screenshot
    Axcrypt icon
    Axcrypt

    AxCrypt is a simple and effective open-source file encryption software. It integrates seamlessly into your workflow to encrypt, decrypt, store, send and work with files securely, using the AES-256 encryption algorithm (and AES-12...

    https://www.axcrypt.net
    Learn More
  6. OpenPGP icon

    OpenPGP

     11 likes
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    OpenPGP is the most widely used email encryption standard. It is defined by the OpenPGP Working Group of the Internet Engineering Task Force (IETF) as a Proposed Standard in RFC 4880. OpenPGP was originally derived from the .

    5 OpenPGP alternatives

    License model

    • Free • Open Source

    Application types

    Country of Origin

    • International

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Windows Mobile
    • Android
    • iPhone
    • Blackberry
    • Chrome OS
    • Android Tablet
    • Windows Phone
    • iPad
    • Self-Hosted

    Properties

    1.  Privacy focused
    2.  Security-focused

    Features

    1.  PGP Encryption
    2.  GPG Encryption
    3.  Encrypted Email

    OpenPGP VS GnuPG

     

    • OpenPGP is the most popular Web-based, Android, iPhone, iPad, Android Tablet & Self-Hosted alternative to GnuPG.

    • OpenPGP is Free and Open SourceGnuPG is also Free and Open Source
    • OpenPGP is Privacy focusedGnuPG is not according to our users
  7. Axcrypt icon

    Axcrypt

     90 likes
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    AxCrypt is a simple and effective open-source file encryption software. It integrates seamlessly into your workflow to encrypt, decrypt, store, send and work with files securely, using the AES-256 encryption algorithm (and AES-128 for the free version).

    93 Axcrypt alternatives

    License model

    • Freemium • Open Source

    Application type

    Country of Origin

    • SE flagSweden
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Android
    • iPhone
    • iPad
    Axcrypt screenshot 1

    Properties

    1.  Lightweight

    Features

    1.  AES-256 Encryption
    2.  Portable
    3.  Real time collaboration
    4.  Works Offline
    5.  AES Encryption
    6.  Multiple languages
    7.  Shell integration

    Axcrypt VS GnuPG

     
    Comments about Axcrypt as an Alternative to GnuPG
    Guest
    Negative Dec 27, 2017
    4

    As far as I see, Axcrypt is a file encryptor. But GnuPG (and PGP generally) is targeted mostly for email body encryption and signing: not only files and not only encryption. Also, Axcrypt is for Windows only.

    GnuPG Icon
    Axcrypt icon

    • Some users think Axcrypt is a great GnuPG alternative, some don't.

    • Axcrypt is Freemium and Open SourceGnuPG is Free and Open Source
    • Axcrypt is LightweightGnuPG is not according to our users
  8. OpenKeychain icon

    OpenKeychain

     33 likes
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    OpenKeychain helps you communicate more privately and securely. It uses high-quality modern encryption to ensure that your messages can be read only by the people you send them to, others can send you messages that only you can read, and these messages can be digitally signed so...

    7 OpenKeychain alternatives

    License model

    • Free • Open Source

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Android
    • Android Tablet
    • K-9 Mail
    OpenKeychain screenshot 1
    OpenKeychain screenshot 2
    OpenKeychain screenshot 3

    Properties

    1.  Privacy focused

    Features

    1.  PGP Encryption
    2.  Dark Mode
    3.  Ad-free
    4.  Encrypted Email

    OpenKeychain VS GnuPG

     
  10. AES Crypt icon

    AES Crypt

     61 likes
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    Easily encrypt files with user-friendly software using the powerful AES standard for security on Windows, macOS, and Linux, featuring robust 256-bit encryption for safeguarding sensitive data from unauthorized access, ideal for secure data storage, email transmission, and internet uploads.

    81 AES Crypt alternatives

    License model

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    AES Crypt screenshot 1

    AES Crypt Features

    1.  AES Encryption
    2.  Dims background windows
    3.  Encrypt Folder
    4.  Password protection

    AES Crypt VS GnuPG

     

    • Some users think AES Crypt is a great GnuPG alternative, some don't.

    • AES Crypt is the most popular commercial alternative to GnuPG.

    • AES Crypt is Paid and ProprietaryGnuPG is Free and Open Source
  11. Lock GnuPG icon

    Lock GnuPG

     4 likes
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    Lock is a graphical front-end for GnuPG (GPG) making use of a beautiful LibAdwaita GUI.

    License model

    • Free • Open Source

    Application type

    Platforms

    • Linux
    • Flathub
    • Flatpak
    Lock GnuPG screenshot 1

    Properties

    1.  Lightweight
    2.  Privacy focused
    3.  Security-focused

    Features

    1.  Ad-free
    2.  GPG Encryption
    3.  No Tracking
    4.  No registration required
    5.  Works Offline
    6.  Public key encryption

    Lock GnuPG VS GnuPG

     
  12. Kryptor icon

    Kryptor

     9 likes
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    A simple, modern, and secure encryption tool.

    License model

    • Free • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    Kryptor screenshot 1

    Kryptor Features

    1.  File by file encryption
    2.  Encrypt Folder

    Kryptor VS GnuPG

     

  13. Age

     5 likes
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    A simple, modern and secure encryption tool (and Go library) with small explicit keys, no config options, and UNIX-style composability.

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • IT flagItaly
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux

    Age Features

    1.  Command line interface
    2.  Zero configuration

    Age VS GnuPG

     
  14. GoAnywhere OpenPGP Studio icon

    GoAnywhere OpenPGP Studio

     2 likes
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    GoAnywhere OpenPGP Studio™ is a free desktop tool that makes it easy to protect sensitive files using the popular OpenPGP encryption standard. Documents can be encrypted, decrypted, signed and verified from your PC or workstation using this...

    License model

    • Free • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • OpenPGP
    Encrypt

    GoAnywhere OpenPGP Studio Features

    1.  OpenPGP
    2.  Password protection

    GoAnywhere OpenPGP Studio VS GnuPG

     
  15. WinGPG icon

    WinGPG

     6 likes
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    An open-source system tray utility for Windows, giving you quick access to your GnuPG keyring at any time with the ability to encrypt, decrypt and sign files on the fly.

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Windows
    • OpenPGP
    The key creation dialog with calendar for choosing an expiration date, if desired

    WinGPG Features

    1.  PGP Encryption
    2.  GPG Encryption
    3.  Key Management

    WinGPG VS GnuPG

     
12 of 41 GnuPG alternatives