oPenGP Alternatives

oPenGP is described as 'solution to support OpenPGP standard (RFC 4880) on your iOS device' and is an app in the security & privacy category. There are more than 25 alternatives to oPenGP for a variety of platforms, including Windows, Mac, Linux, Android and OpenPGP apps. The best oPenGP alternative is GnuPG, which is both free and Open Source. Other great apps like oPenGP are GPG4Win, Kleopatra, AES Crypt and Encrypto.

oPenGP alternatives page was last updated

oPenGP

Paid • Proprietary

iPhone
iPad

oPenGP is a solution to support OpenPGP standard (RFC 4880) on your iOS device.

Learn more about oPenGP

GnuPG
Is this is a good alternative?
Yes
No
Free • Open Source
Mac
Linux
PortableApps.com
Xfce
OpenPGP
43 GnuPG alternatives
GnuPG 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.
- - GnuPG is the most popular Mac & Linux alternative to oPenGP.
- - GnuPG is the most popular Open Source & free alternative to oPenGP.
Suggest and vote on features
GnuPG Features
1. PGP EncryptionGnuPG supports PGP, an encryption system used for sending encrypted emails and files.
Security focused
Encrypted Email
GPG4Win
Is this is a good alternative?
Yes
No
Free • Open Source
Windows
Microsoft Office Outlook
S/MIME
GnuPG
22 GPG4Win alternatives
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.
- - GPG4Win is the most popular Windows alternative to oPenGP.
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GPG4Win Features
1. PGP EncryptionGPG4Win supports PGP, an encryption system used for sending encrypted emails and files.
2. Windows Explorer ExtensionGPG4Win can extend Windows Explorer in various ways, for example add context menu options, etc..
3. GPG EncryptionGPG4Win supports GPG (aka GnuPG) for encryption of things like emails, messages, files, etc.
Key Management
Kleopatra
Is this is a good alternative?
Yes
No
Free • Open Source
Windows
Linux
Flathub
GnuPG
33 Kleopatra alternatives
Kleopatra is a certificate manager and a universal crypto GUI.
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Kleopatra Features
1. GPG EncryptionKleopatra supports GPG (aka GnuPG) for encryption of things like emails, messages, files, etc.
2. PGP EncryptionKleopatra supports PGP, an encryption system used for sending encrypted emails and files.
Graphical User Interface
AES Crypt
Is this is a good alternative?
Yes
No
Free • Open Source
Mac
Windows
Linux
Android
iPhone
Android Tablet
iPad
82 AES Crypt alternatives
AES Crypt is an advanced file encryption utility that integrates with the Windows shell or runs from the Linux command prompt to provide a simple, yet powerful, tool for encrypting files using the Advanced Encryption Standard (AES).
- - AES Crypt is the most popular Android, iPhone, iPad & Android Tablet alternative to oPenGP.
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AES Crypt Features
AES Encryption
Password protection
Dims background windows
Encrypto
Is this is a good alternative?
Yes
No
Free • Proprietary
Mac
Windows
84 Encrypto alternatives
Encrypto lets you encrypt files before sending them to friends or coworkers. Just drop a file into Encrypto, set a password, and then send it however you normally would — but this time with added security. It’s free for both Mac and Windows.
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Encrypto Features
1. PDF encryptionEncrypto can encrypt and decrypt PDF documents.
2. LightweightEncrypto consumes less device resources compared to similar apps.
128-bit encryption
Axcrypt
Is this is a good alternative?
Yes
No
Freemium • Proprietary
Mac
Windows
Android
iPhone
iPad
90 Axcrypt alternatives
AxCrypt is a simple file encryption software for Windows. It integrates seamlessly with your workflow to encrypt, decrypt, store, send and work with files.
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Axcrypt Features
1. PortableAxcrypt can be used from a USB stick or similar with no prior installation.
2. Real time collaborationMultiple users can work together in Axcrypt simultaneously.
3. Works OfflineAxcrypt can be used without the need to connect to the internet.
AES Encryption
Multiple languages
Shell integration
APG
Is this is a good alternative?
Yes
No
Free • Open Source
Android
Android Tablet
OpenPGP
13 APG alternatives
Android Privacy Guard (APG) is a free and open source application for Android devices, created by Thialfihar, that lets you encrypt and decrypt single files or emails. Its goal is to provide a similar .
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APG Features
1. GPG EncryptionAPG supports GPG (aka GnuPG) for encryption of things like emails, messages, files, etc.
Encrypted Email
Discontinued
This project was discontinued in favor of OpenKeychain on September 10th, 2017.
Unicode Crypter
Is this is a good alternative?
Yes
No
Free • Proprietary
Windows
79 Unicode Crypter alternatives
Unicode Crypter is a portable tool that encrypts and decrypts any Unicode character from 1 to 1114111!
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Unicode Crypter Features
1. Privacy focusedUnicode Crypter is considered a privacy friendly alternative.
Support for Unicode
Encrypted Notes
FreeOTFE
Is this is a good alternative?
Yes
No
Free • Open Source
Windows
Windows Mobile
57 FreeOTFE alternatives
FreeOTFE is a free, open source, "on-the-fly" (OTFE) disk encryption program for PCs running MS Windows and Windows Mobile PDAs (FreeOTFE4PDA).
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FreeOTFE Features
1. PortableFreeOTFE can be used from a USB stick or similar with no prior installation.
Virtual Disk
AES Encryption
Discontinued
Discontinued per Wikipedia page (https://en.wikipedia.org/wiki/FreeOTFE)
Toolsley PGPigeon
Is this is a good alternative?
Yes
No
Free • Proprietary
Online
Google Chrome
OpenPGP
15 Toolsley PGPigeon alternatives
PGPigeon is a simple but powerful OpenPGP -compatible message encryption webapp based on the openpgp.js library.
- - Toolsley PGPigeon is the most popular Web-based alternative to oPenGP.
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Toolsley PGPigeon Features
1. GPG EncryptionToolsley PGPigeon supports GPG (aka GnuPG) for encryption of things like emails, messages, files, etc.
2. PGP EncryptionToolsley PGPigeon supports PGP, an encryption system used for sending encrypted emails and files.
GPG Suite
Is this is a good alternative?
Yes
No
Paid • Open Source
Mac
GnuPG
34 GPG Suite alternatives
Use GPG Suite to encrypt, decrypt, sign and verify files or messages.
- - GPG Suite is the most popular commercial alternative to oPenGP.
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GPG Suite Features
Encrypted Email
Kruptos
Is this is a good alternative?
Yes
No
Freemium • Proprietary
Windows
Android
59 Kruptos alternatives
Lock and encrypt your photos, movies, files and folders using 256-bit file encryption.
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Kruptos Features
1. PortableKruptos can be used from a USB stick or similar with no prior installation.
Android Sync
Dropbox integration
Google Drive integration