💡 Pick it for integrated OpenPGP email encryption instead of one-off browser-based file operations.
Mailvelope is a browser extension for OpenPGP encryption used for secure email communication.
Best Toolsley PGPigeon Alternatives ranked by AI · updated Aug 2026
Toolsley PGPigeon is a browser-based tool for encrypting and decrypting text and files with OpenPGP keys. It is aimed at users who want a lightweight interface without installing a desktop PGP application.
Top 6 Toolsley PGPigeon alternatives
💡 Pick it when you want a full desktop OpenPGP key manager with a graphical interface.
Kleopatra is a certificate manager and GUI for GnuPG. It allows you to manage certificates, encryption keys, and sign files easily.
💡 Pick it for maximum control, automation, and standards-based OpenPGP compatibility.
GnuPG is a complete and free implementation of the OpenPGP standard as defined by RFC4880. GnuPG allows you to encrypt and sign...
💡 Pick it if your main goal is sending PGP-encrypted email from Gmail or another supported webmail service.
FlowCrypt is an OpenPGP email encryption tool for Gmail and supported browser environments. It is built for people who want encrypted email...
Pros
- Streamlines PGP email for Gmail users
- Supports OpenPGP encryption and digital signatures
- Provides a simpler setup than many desktop key-management tools
Cons
- More limited outside supported email and browser workflows
- Advanced key-management features are less extensive than GnuPG tools
- Some features require a paid plan
Freemium, paid plans available
5
Proton Mail
Proton AG
💡 Pick it for a complete private-email service rather than manually encrypting individual files or messages.
Proton Mail is a privacy-focused email service for individuals and organizations. It provides end-to-end encryption for messages between Proton users, zero-access encryption...
Pros
- Much stronger privacy protections than Mail.ru
- End-to-end encryption for Proton-to-Proton messages
- Open-source clients and privacy-focused infrastructure
Cons
- Smaller free storage allowance than Mail.ru
- Fewer mainstream integrations than Gmail or Outlook
- Encrypted communication with non-Proton recipients requires extra steps
Free; paid plans from €3.99/mo
💡 Pick it for straightforward browser-based file encryption when OpenPGP compatibility is not required.
Hat.sh is a free, open-source web application for encrypting and decrypting files locally in a browser. It suits people who need password-based...
Pros
- Encrypts files locally in the browser without requiring an account
- Simple interface for occasional file encryption
- Open-source implementation supports independent inspection
Cons
- Less suitable for encrypting folders or large file collections than desktop tools
- Browser-based workflows offer fewer automation options than command-line utilities
- Password recovery is unavailable if the password is lost
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