Mailvelope is a browser extension for OpenPGP encryption used for secure email communication.
Best FlowCrypt Alternatives ranked by AI · updated Aug 2026
FlowCrypt is an OpenPGP email encryption tool for Gmail and supported browser environments. It is built for people who want encrypted email with a simpler interface than traditional PGP clients.
Top 6 FlowCrypt alternatives
Virtru is an email and file encryption software that provides end-to-end encryption and control for sharing sensitive information.
Starting at $4 per user per month
GPG Suite is a software package that enables easy encryption and decryption of files and emails using GPG (GNU Privacy Guard) on...
Kleopatra is a certificate manager and GUI for GnuPG. It allows you to manage certificates, encryption keys, and sign files easily.
Encipher It is a browser-based tool for encrypting email messages and attachments before sending them through webmail services. It is aimed at...
Pros
- Works with existing webmail accounts instead of requiring a new mailbox
- Encrypts message content and attachments in the browser
- Simpler setup than managing a full desktop PGP client
Cons
- Less broadly supported and maintained than major encrypted-mail services
- Recipients generally need Encipher It or compatible tooling to decrypt messages
- Provides fewer mailbox, calendar, and collaboration features than secure email providers
FairEmail is an open-source, privacy-friendly email client for Android.
How good are these alternatives?
Your feedback helps us improve the AI rankings.
✅ Thanks for your feedback!
Know a better alternative? 🙌
Suggest a product and our AI will verify it's a real alternative to FlowCrypt before adding it to the list.