Alternatives to Posteo for all platforms with any license

Gmail

Gmail is a free search-based web-mail service. It offers a full featured web-based email client with search capabilities, a mailbox with Pop and IMAP access, SPAM...
- Not private and secure, Google spies on you. Guest • Apr 2018 • 19 agrees and 1 disagrees
- no e2e, no privacy, just some security. but its free yeee Guest • Mar 2020
- Posteo is a 'Secure' Email service. All Google products including Gmail are data farming tools that gather user habits and tendencies for marketing purposes. Guest • Oct 2019 • 4 agrees and 0 disagrees
- Posteo offers end-to-end encrypted messages, with security and anonymity in mind. Not the same for GMail. Guest • Oct 2017 • 15 agrees and 0 disagrees
- Posteo is specifically for privacy conscious users, for whom gmail is not an alternative. Guest • Jan 2019 • 3 agrees and 1 disagrees
Free Web Android iPhone Chrome OS Android Tablet ... iPad Chrome Android Wear Android TV Software as a Service (SaaS)
Basic html mode Custom Backgrounds Integrated Chat Integrated Search ... Outlook integration Canned responses Emoji Text support Works Offline IFTTT integration Support for IMAP Integrated Spam Protection Mail filtering Email Server Multiple Account support Organize mails Suggested replies Threaded Conversations Unified inbox Web-Based Yahoo Integration Add a feature

3094 Like
ProtonMail

Secure email with absolutely no compromises, brought to you by MIT and CERN scientists. Swiss Based ProtonMail is incorporated in Switzerland and our servers are...
- Protonmail, like posteo, is security based email. Guest • Oct 2017 • 6 agrees and 0 disagrees
Freemium $ $ $ Open Source Web Android iPhone iPad
End-to-End Encryption Privacy focused Security & Privacy Encrypted Email ... Encryption Custom domain Anonymous email E2e encryption PGP Encryption 4096 Bit encryption Anonymity Encrypted Connection Mobile friendly Multiple languages Support for Multiple Users Self destructing messages Add a feature

493 Like
Tutanota

Tutanota is a free and open source web-mail client that focuses on privacy and security. It has open source iOS and an Android apps. The Android app is published on...

Free Personal $ $ $ Open Source Web Android iPhone iPad F-Droid
Encrypted Email Privacy focused Custom domain End-to-End Encryption ... Night mode/Dark Theme Encrypted Email Encryption Privacy Protected Anonymity Clean design Encrypted calendar Encrypted Connection Integrated File Sharing Multiple Account support Web-Based Add a feature

287 Like
Outlook.com

Outlook.com, part of Office Online (not to be confused with Microsoft Office Outlook ), is a...
- Outlook.com is run of the mill US based e-mail provider, it does not provide secure e-mail services like Posteo. Guest • Oct 2019 • 2 agrees and 0 disagrees
Freemium $ $ $ Web Chrome OS
Support for IMAP Support for Aliases File-organization POP3 Support ... Skype integration Add a feature

363 Like
Zoho Mail

Zoho Mail is a webmail service built with the needs of a modern business in mind. It provides features for business users to communicate effectively while catering to...

Freemium $ $ $ Mac Windows Linux Web Android ... iPhone
Custom domain Ad-free Document sharing Integrated Spam Protection ... Mail filtering POP3 Support Privacy focused SMTP integration Two factor authentication Add a feature

90 Like
Mailpile

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...
- Mailpile is not an email service/provider Guest • Sep 2017 • 1 agrees and 1 disagrees
Free Open Source Linux Web Self-Hosted OpenPGP
Encrypted Email POP3 Support Web-Based Add a feature

110 Like
mailbox.org

mailbox.org offers a secure e-mail account for home and business use. The domain name, me@mailbox.org, is easy to remember and can be understood anywhere in the world....
- mailbox.org is much less focused on privacy than posteo is. proton would be a better alternative even if theres no IMAP. Guest • Mar 2020
Commercial $ $ $ Web
Built-in Calendar Custom domain Encrypted Email Privacy focused ... Security & Privacy CalDAV CardDAV Contacts Ad-free Encrypted Email Gpg encryption Support for IMAP PGP Encryption Self destructing messages Supports XMPP Two factor authentication Add a feature

36 Like
Yandex.Mail

Yandex.Mail for mobile is an inbox in your pocket which provides secure protection from spam and viruses. • You can use Mail without an internet connection. For...

Free Web Windows Mobile Android iPhone Java Mobile ... S60 Android Wear
Push Notifications Custom domain Support for IMAP POP3 Support ... Unlimited storage Add a feature

132 Like
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Yahoo! Mail

Web-mail with a terabyte of free storage space & spam protection. Yahoo! Mail offers grouped conversations, themes, powerful search options...
- Warning
  Has been hacked many times. See https://en.wikipedia.org/wiki/Yahoo!_data_breaches
Free Windows Web Android iPhone Windows S ... Android Tablet iPad Kindle Fire
End-to-End Encryption Add a feature

116 Like
GMX

GMX Mail is a German-based free webmail service provided by GMX (Global Mail Exchange). In addition to an e-mail address, each GMX account includes a Mail Collector...

Free Web Android iPhone Android Tablet iPad
CalDAV Cloud Storage Mail collector Multiple Account support ... POP3 Support Support for WebDAV Add a feature

73 Like