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NetSfere Secure Messaging

NetSfere Secure Messaging is a secure messaging app that enables you to send messages by using 256-bit device-to-device encryption features.

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Top 3 Open-Source Alternatives to NetSfere Secure Messaging

Tutanota FairEmail OpenKeychain

Product categories

Calendar Communication Email Email Clients Enterprise Communication Hosted Email LMS Tool

Summary

The top open-source alternatives to NetSfere Secure Messaging are Tutanota, FairEmail, and OpenKeychain. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.
  1. Tutanota Landing Page
    Tutanota Landing Page
    1

    Tutanota

    Get your encrypted mailbox for free.
    Pricing:
    • Open Source

    #Email #Email Clients #Enterprise Communication 177 social mentions

  2. FairEmail Landing Page
    FairEmail Landing Page
    2

    FairEmail

    Open source, privacy friendly email app
    Pricing:
    • Open Source

    #Email #Email Clients #Calendar 52 social mentions

  3. OpenKeychain Landing Page
    OpenKeychain Landing Page
    3

    OpenKeychain

    OpenKeychain helps you communicate more privately and securely.
    Pricing:
    • Open Source

    #Email #Tool #Communication

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