Outlook.com AlternativesTop WebMail Providers & Email Clients like Outlook.com

Outlook.com is described as 'Part of Office Online (not to be confused with Microsoft Outlook ), is a webmail service from Microsoft, successor of Hotmail' and is a very popular webmail provider in the office & productivity category. There are more than 50 alternatives to Outlook.com for a variety of platforms, including Web-based, Android, iPhone, iPad and Android Tablet apps. The best Outlook.com alternative is Proton Mail, which is both free and Open Source. Other great apps like Outlook.com are Gmail, Tuta Mail, Disroot and Zoho Mail.

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Outlook.com alternatives are mainly WebMail Providers but may also be Email Clients or Calendar Apps.  Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of Outlook.com.
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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.

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Outlook.com alternatives page was last updated Aug 15, 2023
  1. Proton Mail icon
     888 likes

    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.

    96 Proton Mail alternatives
    Proton Mail screenshot 1

    License model

    • FreemiumOpen Source

    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 iconOutlook.com Icon

    Proton Mail VS Outlook.com

    Is Proton Mail a good alternative to Outlook.com?
     
    Comments about Proton Mail as an Alternative to Outlook.com
     
    plants

    It's not dissimilar to Tutanota. Both these projects are in their infancy, so technically neither is close to a mature product like Outlook, but still worthy of association under the broad category of hosted email-related services

    Positive commentJan 15, 2016
    2
    Oscar Sanderson

    I like protonmail because it is private and does not sell your data and is the best thing to switch to if you are using outlook

    Positive commentMar 11, 2021
    0
    Outlook.com Icon
    Proton Mail icon
    • Almost everyone thinks Proton Mail is a great Outlook.com alternative.

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

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

    • Proton Mail is Freemium and Open SourceOutlook.com is Freemium and Proprietary
    • Proton Mail is Privacy focusedOutlook.com is not according to our users
  2. Gmail icon
     3190 likes

    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.

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

    License model

    • FreeProprietary

    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.  Mail Filtering
    10.  Unified inbox
    11. IFTTT icon  IFTTT Integration
    12.  Passkey Support
    Gmail iconOutlook.com Icon

    Gmail VS Outlook.com

    Is Gmail a good alternative to Outlook.com?
     
    Comments about Gmail as an Alternative to Outlook.com
     
    Guest

    Gmail is an e-mail provider

    Negative commentJan 7, 2016
    0
    adityajeppu

    Better in every way. more feasible.

    Positive commentJan 12, 2018
    -4
    Outlook.com Icon
    Gmail icon
    • Most users think Gmail is a great Outlook.com alternative.

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

    • Gmail is Free and ProprietaryOutlook.com is Freemium and Proprietary
  3. Tuta Mail icon
     464 likes

    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.

    95 Tuta Mail alternatives
    Mail View

    License model

    • FreemiumOpen Source

    Platforms

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

    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.  Spam Filter
    12.  Ad-free
    Tuta Mail iconOutlook.com Icon

    Tuta Mail VS Outlook.com

    Is Tuta Mail a good alternative to Outlook.com?
     
    • Most users think Tuta Mail is a great Outlook.com alternative.

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

    • Tuta Mail is Freemium and Open SourceOutlook.com is Freemium and Proprietary
    • Tuta Mail is Privacy focused and LightweightOutlook.com is not according to our users
  4. Disroot icon
     103 likes

    Disroot is a platform providing online services based on principles of freedom, privacy, federation and decentralization.

    36 Disroot alternatives
    Disroot screenshot 1

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Online
    • F-Droid

    Properties

    1.  Privacy focused

    Features

    1.  Encrypted Email
    2.  Ad-free
    3.  Can be used outside browser
    4.  Decentralized
    5.  IMAP Support
    6.  End-to-End Encryption
    7.  Support for Aliases
    8.  No Tracking
    9.  European data privacy
    10.  SMTP Support
    11.  Support for SFTP
    12. Nextcloud icon  Nextcloud integration
    Disroot iconOutlook.com Icon

    Disroot VS Outlook.com

    Is Disroot a good alternative to Outlook.com?
     
    Comments about Disroot as an Alternative to Outlook.com
     
    lancelotjensen

    Great free Email provider with focus on security and privacy. Very happy I switched from Outlook to Disroot!

    Positive commentJan 17, 2023
    0
    Outlook.com Icon
    Disroot icon
    • Disroot is Free and Open SourceOutlook.com is Freemium and Proprietary
    • Disroot is Privacy focused and DecentralizedOutlook.com is not according to our users
  5. Zoho Mail icon
     117 likes

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

    104 Zoho Mail alternatives
    All-in-one view

    License model

    • FreemiumProprietary

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • iPad
    • Apple Watch
    • Android Tablet

    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 iconOutlook.com Icon

    Zoho Mail VS Outlook.com

    Is Zoho Mail a good alternative to Outlook.com?
     
  6. Posteo icon
     76 likes

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

    66 Posteo alternatives
    Drag and drop

    License model

    Platforms

    • Online

    Properties

    1.  Privacy focused

    Features

    1.  Encrypted mail and contacts
    2.  Encrypted Email
    3.  Calendar Integration
    4.  PGP Encryption
    5.  Two-factor Authentication
    6.  Mail Filtering
    7.  Support for Aliases
    8.  No Tracking
    9.  Ad-free
    10.  Calendar View
    11.  Spam Filter
    12.  End-to-End Encryption
    Posteo iconOutlook.com Icon

    Posteo VS Outlook.com

    Is Posteo a good alternative to Outlook.com?
     
    • Posteo is the most popular commercial alternative to Outlook.com.

    • Posteo is Paid and ProprietaryOutlook.com is Freemium and Proprietary
    • Posteo is Privacy focusedOutlook.com is not according to our users
  7. Fastmail icon
     69 likes

    Fastmail provides one of the most secure and reliable email environments in the industry. Rock Solid Reliability. More safety.

    66 Fastmail alternatives
    Official Website

    License model

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad

    Properties

    1.  Privacy focused

    Features

    1.  Support for Aliases
    2.  Ad-free
    3.  Full-Text Search
    4.  Two-factor Authentication
    5.  Email Organizer
    6.  Reminders
    7.  No Tracking
    8.  Spam Filter
    9.  Calendar Integration
    10.  Calendar View
    11.  Mail Filtering
    12.  Integrated Spam Protection
    Fastmail iconOutlook.com Icon

    Fastmail VS Outlook.com

    Is Fastmail a good alternative to Outlook.com?
     
  8. Infomaniak kMail icon
     31 likes

    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

    • FreemiumOpen Source

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • F-Droid

    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
    Infomaniak kMail iconOutlook.com Icon

    Infomaniak kMail VS Outlook.com

    Is Infomaniak kMail a good alternative to Outlook.com?
     
  9. StartMail icon
     25 likes

    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.

    52 StartMail alternatives
    StartMail screenshot 1

    License model

    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 iconOutlook.com Icon

    StartMail VS Outlook.com

    Is StartMail a good alternative to Outlook.com?
     
  10. Vivaldi Mail icon
     32 likes

    Vivaldi Mail is a free email service with no ads and no strings attached developed by Vivaldi Technologies. It also offers contacts and calendar features, search capabilities, folders management, WEB/POP/IMAP access, 10GB of storage capacity, 20 MB of maximum attachment size...

    93 Vivaldi Mail alternatives
    Mail

    License model

    • FreeProprietary

    Platforms

    • Online
    • Vivaldi

    Vivaldi Mail Features

    1.  Ad-free
    2.  PGP Encryption
    3.  Mail Filtering
    4.  Dark Mode
    5.  Calendar Integration
    6.  IMAP Support
    7.  POP3 Support
    8.  Encrypted Email
    9.  Web-Based
    Vivaldi Mail iconOutlook.com Icon

    Vivaldi Mail VS Outlook.com

    Is Vivaldi Mail a good alternative to Outlook.com?
     
10 of 67 Outlook.com alternatives