InstAddr AlternativesOnly apps categorised as Email Clients

The best Email Client alternative to InstAddr is Proton Mail, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to InstAddr and many of them are Email Clients so hopefully you can find a suitable replacement. Other interesting Email Client alternatives to InstAddr are Gmail, Tuta Mail, Outlook.com and Zoho Mail.

filter to find the best alternatives

InstAddr alternatives are mainly WebMail Providers but may also be Email Clients or Disposable Email Services.  Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of InstAddr.
InstAddr iconInstAddr
  11
  • ...

Disposable email address application.

More about InstAddr
More about InstAddr
InstAddr alternatives page was last updated Oct 7, 2022
  Suggest Alternatives
    Mailfence icon
    Mailfence icon

    Mailfence

    Sponsored

    Mailfence is a secure and private email service that fights for online privacy and digital freedom.

    65 Mailfence alternatives
    Mailfence screenshot 1

    License model

    • Freemium • Proprietary

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Mailfence screenshot 1
    Mailfence screenshot 2
    +2
    Mailfence screenshot 3
  1. Proton Mail icon
    Proton Mail icon

    Proton Mail

     871 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.

    94 Proton Mail alternatives
    Proton Mail screenshot 1

    License model

    • Freemium • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • iPad
    • Tor
    Proton Mail screenshot 1
    Proton Mail screenshot 2
    +6
    Proton Mail screenshot 3

    Properties

    1.  Privacy focused
    2.  Security & Privacy

    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
    13.  IMAP Support
    14.  Integrated Spam Protection
    15.  Custom Link Alias
    16.  Calendar Integration
    17.  Support for Aliases
    18.  Email Organizer
    Proton Mail iconInstAddr Icon

    Proton Mail VS InstAddr

    Is Proton Mail a good alternative to InstAddr?
     

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

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

    • Proton Mail is Freemium and Open SourceInstAddr is Free and Proprietary
    • Proton Mail is Privacy focusedInstAddr is not according to our users
  3. Gmail icon
    Gmail icon

    Gmail

     3183 likes
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    Gmail offers robust spam blocking, undo send, Google Chat for collaboration, Spaces for organizing projects, Google Meet video calls, Smart Reply, threaded conversations, and swift notifications, seamlessly integrating with Google Workspace for a comprehensive email experience.

    74 Gmail alternatives
    Gmail screenshot 1
    Gmail screenshot 2
    +5
    Gmail screenshot 3

    License model

    • Free • Proprietary

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Chrome OS
    • Android Tablet
    • iPad
    • Google Chrome
    • Android Wear
    • Android TV
    • Software as a Service (SaaS)

    Top Gmail Features

    1.  Integrated Search
    2.  Integrated Chat
    3.  Multiple Account support
    4.  Mail Server
    5.  Basic html mode
    6.  Custom Backgrounds
    7.  Email Organizer
    8.  Works Offline
    9.  Outlook integration
    10.  Integrated Spam Protection
    11.  Canned responses
    12.  Emoji Text support
    13.  Mail Filtering
    14.  Email deliverability
    15.  Unified inbox
    16.  IFTTT Integration
    17.  Passkey Support
    18.  Threaded Conversations
    19.  Web-Based
    20.  Yahoo Integration
    21.  IMAP Support
    Gmail iconInstAddr Icon

    Gmail VS InstAddr

    Is Gmail a good alternative to InstAddr?
     

    • Gmail is the most popular SaaS & Android Tablet alternative to InstAddr.

    • Gmail is Free and ProprietaryInstAddr is also Free and Proprietary
  4. Ad
    Screenshot
    Proton Mail icon

    Proton Mail

    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 devi...

    https://proton.me
    Learn More
  5. Tuta Mail icon
    Tuta Mail icon

    Tuta Mail

     459 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.

    94 Tuta Mail alternatives
    Mail View

    License model

    • Freemium • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • iPad
    • Self-Hosted
    • Flathub
    • F-Droid
    Calendar View
    Contacts View
    +6
    Search feature

    Properties

    1.  Privacy focused
    2.  Lightweight

    Features

    1.  Encrypted Email
    2.  End-to-End Encryption
    3.  Dark Mode
    4.  Custom Domain
    5.  Encrypted calendar
    6.  Contacts
    7.  Integrated File Sharing
    8.  No Tracking
    9.  Multiple Account support
    10.  Email Organizer
    11.  Auto Responder
    12.  Recurring Tasks
    13.  Spam Filter
    14.  Ad-free
    15.  Calendar View
    16.  Full-Text Search
    17.  Reminders
    Tuta Mail iconInstAddr Icon

    Tuta Mail VS InstAddr

    Is Tuta Mail a good alternative to InstAddr?
     

    • Tuta Mail is the most popular Self-Hosted alternative to InstAddr.

    • Tuta Mail is Freemium and Open SourceInstAddr is Free and Proprietary
    • Tuta Mail is Privacy focused and LightweightInstAddr is not according to our users
  6. Outlook.com icon
    Outlook.com icon

    Outlook.com

     397 likes
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    Outlook.com, part of Office Online (not to be confused with Microsoft Outlook ), is a webmail service from Microsoft, successor of Hotmail.

    67 Outlook.com alternatives
    Outlook.com screenshot 1

    License model

    • Freemium • Proprietary

    Application type

    Platforms

    • Online
    • Chrome OS
    Outlook.com screenshot 1
    Outlook.com screenshot 2

    Properties

    1.  Extensible by Plugins/Extensions

    Features

    1.  Support for Aliases
    2.  Mail Filtering
    3.  Calendar Integration
    4.  Multiple Account support
    5.  Spam Filter
    6.  File Tagging
    7.  Dark Mode
    8.  Two-factor Authentication
    9.  IMAP Support
    10.  Skype integration
    11.  File Organizer
    12.  POP3 Support
    13.  Snooze Mail
    Outlook.com iconInstAddr Icon

    Outlook.com VS InstAddr

    Is Outlook.com a good alternative to InstAddr?
     
  7. Zoho Mail icon
    Zoho Mail icon

    Zoho Mail

     115 likes
    Copy a direct link to this comment to your clipboard

    Zoho Mail is a secure, encrypted, and enterprise-ready email solution, a suite of apps tailor-made for your organization's needs.

    102 Zoho Mail alternatives
    All-in-one view

    License model

    • Freemium • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • iPad
    • Apple Watch
    • Android Tablet
    All your tasks in a single place
    Take your bookmarks anywhere you go
    +3
    Instant chat for instant communication

    Properties

    1.  Privacy focused

    Features

    1.  Custom Domain
    2.  Ad-free
    3.  Mail Filtering
    4.  Virtual office
    5.  Two-factor Authentication
    6.  Document Sharing
    7.  Support for Aliases
    8.  Email reminder
    9.  SMTP Support
    10.  Snooze Mail
    11.  POP3 Support
    12.  Integrated Spam Protection
    Zoho Mail iconInstAddr Icon

    Zoho Mail VS InstAddr

    Is Zoho Mail a good alternative to InstAddr?
     
  9. Posteo icon
    Posteo icon

    Posteo

     75 likes
    Copy a direct link to this comment to your clipboard

    Web- and IMAP-based email service. 2GB cost 1€/month. Information is hosted on encrypted hard drives. Electricity from renewable resources is used.

    64 Posteo alternatives
    Drag and drop

    License model

    Application types

    Platforms

    • Online
    Conversion view
    WYSIWYG
    +9
    Contact page

    Properties

    1.  Privacy focused

    Features

    1.  Encrypted mail and contacts
    2.  Encrypted Email
    3.  Transparency
    4.  Calendar Integration
    5.  PGP Encryption
    6.  Two-factor Authentication
    7.  Mail Filtering
    8.  Support for Aliases
    9.  No Tracking
    10.  Ad-free
    11.  Calendar View
    12.  Spam Filter
    13.  End-to-End Encryption
    14.  Built-in Calendar
    15.  CardDAV Support
    16.  IMAP Support
    17.  Privacy
    Posteo iconInstAddr Icon

    Posteo VS InstAddr

    Is Posteo a good alternative to InstAddr?
     

    • Posteo is the most popular commercial alternative to InstAddr.

    • Posteo is Paid and ProprietaryInstAddr is Free and Proprietary
    • Posteo is Privacy focusedInstAddr is not according to our users
  10. Mailbox.org icon
    Mailbox.org icon

    Mailbox.org

     59 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).

    75 Mailbox.org alternatives
    Dashboard online office. Powered by Open-Xchange

    License model

    Application types

    Platforms

    • Online
    Unlimited video conference. Up to 10 participants. OpenTalk.
    Webmail
    +5
    Online office shortcut menu. Powered by Open-Xchange.

    Properties

    1.  Privacy focused

    Features

    1.  Custom Domain
    2.  Encrypted Email
    3.  IMAP Support
    4.  Built-in Calendar
    5.  File Storage
    6.  Contacts
    7.  PGP Encryption
    8.  No Tracking
    9.  Calendar Integration
    10.  Spam Filter
    11.  Two-factor Authentication
    12.  Automatic Backup
    13.  Real time collaboration
    14.  Support for Aliases
    15.  Cloud Sync
    16.  Self Destructing Messages
    17.  CalDAV Support
    18.  CardDAV Support
    19.  Support for SFTP
    20.  Supports XMPP
    Mailbox.org iconInstAddr Icon

    Mailbox.org VS InstAddr

    Is Mailbox.org a good alternative to InstAddr?
     
  11. Mailpile icon
    Mailpile icon

    Mailpile

     118 likes
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    Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features. The development of Mailpile is funded by a large community of backers and all code related to the project is and will be released under an OSI approved Free Software license.

    59 Mailpile alternatives
    Mailpile screenshot 1

    License model

    • Free • Open Source

    Application types

    Platforms

    • Linux
    • Online
    • Self-Hosted
    • OpenPGP
    Mailpile screenshot 1

    Mailpile Features

    1.  OpenPGP
    2.  Web-Based
    3.  Encrypted Email
    4.  IMAP Support
    5.  POP3 Support
    Mailpile iconInstAddr Icon

    Mailpile VS InstAddr

    Is Mailpile a good alternative to InstAddr?
     
  12. StartMail icon
    StartMail icon

    StartMail

     25 likes
    Copy a direct link to this comment to your clipboard

    Take back your email privacy today with StartMail, encrypted email made easy. Secure email service protected by Dutch privacy laws to keep your data safe.

    50 StartMail alternatives
    StartMail screenshot 1

    License model

    Application types

    Platforms

    • Online

    Properties

    1.  Privacy focused

    Features

    1.  Support for Aliases
    2.  No Tracking
    3.  Email Organizer
    4.  Ad-free
    5.  IMAP Support
    6.  Encrypted Email
    StartMail iconInstAddr Icon

    StartMail VS InstAddr

    Is StartMail a good alternative to InstAddr?
     
  13. Mailfence icon
    Mailfence icon

    Mailfence

     59 likes
    Copy a direct link to this comment to your clipboard

    Mailfence is a secure and private email service that fights for online privacy and digital freedom.

    65 Mailfence alternatives
    Mailfence screenshot 1

    License model

    • Freemium • Proprietary

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    Mailfence screenshot 1
    Mailfence screenshot 2
    +2
    Mailfence screenshot 3

    Properties

    1.  Privacy focused

    Features

    1.  Calendar Integration
    2.  POP3 Support
    3.  IMAP Support
    4.  Ad-free
    5.  Encrypted Email
    6.  OpenPGP
    7.  Mail Filtering
    8.  PGP Encryption
    9.  AES-256 Encryption
    10.  No Tracking
    11.  Two-factor Authentication
    12.  End-to-End Encryption
    13.  Digital Signage
    14.  SMTP Support
    15.  Private key storage
    16.  Team Messaging
    Mailfence iconInstAddr Icon

    Mailfence VS InstAddr

    Is Mailfence a good alternative to InstAddr?
     
  14. Infomaniak kMail icon
    Infomaniak kMail icon

    Infomaniak kMail

     28 likes
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    Infomaniak’s Mail Service is a secure emailing system hosted in Switzerland and is the best (free) alternative to the web giants. Infomaniak’s emailing service is used by more than a million companies and individuals throughout Europe.

    38 Infomaniak kMail alternatives
    Infomaniak kMail screenshot 1

    License model

    • Freemium • Open Source

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • F-Droid
    Infomaniak kMail screenshot 1
    Infomaniak kMail screenshot 2
    +8
    Infomaniak kMail screenshot 3

    Properties

    1.  Privacy focused

    Features

    1.  Ad-free
    2.  No Tracking
    3.  Portable
    4.  Calendar Integration
    5.  Multiple Account support
    6.  Cloud Sync
    7.  Support for Aliases
    8.  Real time collaboration
    9.  Secure mail
    10.  Sync Contacts
    11.  Calendar Sync
    12.  CardDAV Support
    13.  CalDAV Support
    Infomaniak kMail iconInstAddr Icon

    Infomaniak kMail VS InstAddr

    Is Infomaniak kMail a good alternative to InstAddr?
     
  15. Yandex Mail icon
    Yandex Mail icon

    Yandex Mail

     144 likes
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    Yandex Mail is a reliable email solution for work and personal correspondences with a built-in translator.

    59 Yandex Mail alternatives
    Yandex Mail screenshot 1
    Yandex Mail screenshot 2
    +1
    Yandex Mail screenshot 3

    License model

    • Freemium • Proprietary

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Android Wear

    Yandex Mail Features

    1.  Unlimited storage
    2.  Dark Mode
    3.  Push Notifications
    4.  Built-in themes
    5.  IMAP Support
    6.  POP3 Support
    7.  Custom Domain
    Yandex Mail iconInstAddr Icon

    Yandex Mail VS InstAddr

    Is Yandex Mail a good alternative to InstAddr?
     
13 of 31 InstAddr alternatives