FlowCrypt Alternatives

FlowCrypt is described as '(formerly CryptUp) is the easiest PGP encryption for Gmail. It behaves just like standard email, except it's encrypted' and is an app in the security & privacy category. There are more than 25 alternatives to FlowCrypt for a variety of platforms, including Web-based, Mac, Windows, Linux and Android apps. The best FlowCrypt alternative is Proton Mail, which is both free and Open Source. Other great apps like FlowCrypt are Tuta Mail, Mailbox.org, Mailvelope and Enigmail.

FlowCrypt iconFlowCrypt
  17
  • FreemiumOpen Source
  • ...

FlowCrypt (formerly CryptUp) is the easiest PGP encryption for Gmail. It behaves just like standard email, except it's...

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FlowCrypt alternatives page was last updated Jul 3, 2024
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  1. Proton Mail icon
     938 likes
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    Proton Mail provides secure email services with end-to-end encryption, ensuring data protection. Swiss-based and outside US jurisdiction, it offers a free version to champion privacy as a human right. Fully accessible on any device.

    99 Proton Mail alternatives

    License model

    • FreemiumOpen Source

    Country of Origin

    • CH flagSwitzerland

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • iPad
    • Tor

    Properties

    1.  Privacy focused

    Features

    1.  End-to-End Encryption
    2.  Encrypted Email
    3.  Ad-free
    4.  Two-factor Authentication
    5.  Mobile friendly
    6.  No Tracking
    7.  Custom Domain
    8.  Dark Mode
    9.  PGP Encryption
    10.  Anonymous Email
    11.  Filters
    12.  Self Destructing Messages

    Proton Mail VS FlowCrypt

     
    • Proton Mail is the most popular Web-based, Windows, Android & Mac alternative to FlowCrypt.

    • Proton Mail is the most popular Open Source & free alternative to FlowCrypt.

    • Proton Mail is Freemium and Open SourceFlowCrypt is also Freemium and Open Source
    • Proton Mail is Privacy focusedFlowCrypt is not according to our users
  2. Tuta Mail icon
     487 likes
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    Offers comprehensive encryption for email, calendar, and contacts with zero personal info required. Built on open source, install via Play Store, F-Droid, or APK, with Tor and VPN support. Both free and paid plans; utilizes quantum-resistant encryption ensuring privacy-focused, anonymous usage.

    100 Tuta Mail alternatives

    License model

    • FreemiumOpen Source

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • iPad
    • Flathub
    • F-Droid

    Properties

    1.  Privacy focused
    2.  Lightweight
    3.  Clean design

    Features

    1.  Encrypted Email
    2.  End-to-End Encryption
    3.  Dark Mode
    4.  Custom Domain
    5.  Encrypted calendar
    6.  Contacts
    7.  No Tracking
    8.  Multiple Account support
    9.  Integrated File Sharing
    10.  Ad-free
    11.  Spam Filter
    12.  Email Organizer

    Tuta Mail VS FlowCrypt

     
  3. Mailbox.org icon
     65 likes
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    E-mail inbox, online office, cloud storage, and video conferencing. Business or personal plans. From 1 € /month (1.10 USD).

    License model

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Online

    Properties

    1.  Privacy focused

    Features

    1.  Custom Domain
    2.  Encrypted Email
    3.  Built-in Calendar
    4.  Calendar Integration
    5.  Two-factor Authentication
    6.  No Tracking
    7.  Spam Filter
    8.  PGP Encryption
    9.  Dark Mode
    10.  Calendar View
    11.  Ad-free
    12.  GPG Encryption

    Mailbox.org VS FlowCrypt

     
    • Mailbox.org is the most popular commercial alternative to FlowCrypt.

    • Mailbox.org is Paid and ProprietaryFlowCrypt is Freemium and Open Source
    • Mailbox.org is Privacy focusedFlowCrypt is not according to our users
  4. Mailvelope icon
     44 likes
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    Mailvelope is a browser extension that allows to exchange encrypted emails following the OpenPGP encryption standard.

    License model

    • Free PersonalOpen Source

    Application type

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Microsoft Edge
    • Google Chrome
    • Mozilla Firefox

    Mailvelope Features

    1.  OpenPGP
    2.  PGP Encryption
    3.  GPG Encryption
    4.  Encrypted Email
    5.  Browser extension

    Mailvelope VS FlowCrypt

     
  5. Enigmail icon
     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

    • FreeOpen Source

    Application type

    Country of Origin

    • International

    Platforms

    • Mac
    • Windows
    • Linux
    • GnuPG
    • Thunderbird
    • SeaMonkey

    Enigmail Features

    1.  Encrypted Email

    Enigmail VS FlowCrypt

     
  6. Onion Mail icon
     3 likes
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    The power of simplicity. Onion Mail can manage emails in the normal network and in the Tor. Onion Mail protect your privacy and anonymity.

    31 Onion Mail alternatives

    License model

    • FreemiumOpen Source

    Country of Origin

    • IT flagItaly
    • European Union flagEU

    Platforms

    • Online
    • Android

    Properties

    1.  Privacy focused

    Features

    1.  No Tracking
    2.  GPG Encryption
    3.  PGP Encryption
    4.  Reminders
    5.  Spam Filter
    6.  Email Organizer
    7.  Two-factor Authentication
    8.  Cloud Sync
    9.  Multiple Account support
    10.  Ad-free
    11.  End-to-End Encryption
    12.  Support for Aliases

    Onion Mail VS FlowCrypt

     
  7. Kolab Now icon
     42 likes
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    Kolab Now provides a suite of intuitive apps in a user friendly environment to make your day to day online comms easier, smarter and most importantly; secure.

    License model

    Country of Origin

    • CH flagSwitzerland

    Platforms

    • Online
    • Software as a Service (SaaS)
    • DAVx5

    Properties

    1.  Privacy focused

    Features

    1.  Support for Aliases
    2.  Real time collaboration
    3.  End-to-End Encryption
    4.  CalDAV Support
    5.  WebDAV Sync
    6.  CardDAV Support

    Kolab Now VS FlowCrypt

     
    • Kolab Now is the most popular SaaS alternative to FlowCrypt.

    • Kolab Now is Paid and Open SourceFlowCrypt is Freemium and Open Source
    • Kolab Now is Privacy focusedFlowCrypt is not according to our users
  8. Copy a direct link to this comment to your clipboard

    Swisscows.email is another product of Swisscows AG. This product offers you secure email traffic. With Swisscows.email you can send your emails encrypted so that absolutely no one can read them. The service is comparable to a letter that is protected from prying eyes in an...

    License model

    Country of Origin

    • CH flagSwitzerland

    Platforms

    • Online

    Properties

    1.  Privacy focused

    Features

    1.  Encrypted Email

    Swisscows.email VS FlowCrypt

     
  9. PaxMail icon
     2 likes
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    Drive, docs, and email service for freedom lovers.

    License model

    Platforms

    • Online

    PaxMail Features

    1.  No Tracking
    2.  Ad-free
    3.  IMAP Support
    4.  Contacts
    5.  CalDAV Support
    6.  CardDAV Support
    7.  WebDAV Support

    PaxMail VS FlowCrypt

     
  10. Runbox icon
     6 likes
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    Runbox offers email hosting, domain hosting, and web hosting services, as well as custom-made email solutions

    56 Runbox alternatives

    License model

    Application type

    Country of Origin

    • NO flagNorway

    Platforms

    • Online
    • OpenPGP

    Properties

    1.  Privacy focused

    Features

    1.  IMAP Support
    2.  Email provider
    3.  Two-factor Authentication
    4.  Encrypted Email
    5.  No Tracking
    6.  Ad-free
    7.  PGP Encryption
    8.  CardDAV Support

    Runbox VS FlowCrypt

     
  11. GPGMail icon
     11 likes
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    GPGMail is a PGP plugin for Apple Mail. It brings the functionality to sign, verify, encrypt and decrypt mails using the OpenPGP standard.

    License model

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Mac
    • GPGTools
    • Apple Mail

    GPGMail Features

    1.  PGP Encryption
    2.  Encrypted Email

    GPGMail VS FlowCrypt

     
  12. Lockbin icon
     6 likes
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    Lockbin is a web application for sending private email messages and files. People use it to send things like credit card numbers or confidential information.

    License model

    • FreemiumProprietary

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • Android Tablet

    Lockbin Features

    1.  End-to-End Encryption
    2.  Encrypted Email

    Lockbin VS FlowCrypt

     
    • Lockbin is the most popular Android Tablet alternative to FlowCrypt.

    • Lockbin is Freemium and ProprietaryFlowCrypt is Freemium and Open Source
12 of 28 FlowCrypt alternatives