Posteo

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

Commercial

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

Links to official Posteo sites

Features

Privacy focused Privacy protection Security focused Built in Calendar Anonymity Encrypted email Encrypted mail and contacts

The Best 9 Posteo Alternatives

encrypted-email filter is active.

301 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 located in Switzerland.

Freemium

Privacy focused Privacy protection Multiple languages End to end encryption 4096 Bit encryption Anonymity Anonymous email Custom domain Encrypted Connection Encrypted email Mobile friendly Support for Multiple Users PGP Encryption Self destructing messages Very strong privacy
190 Like

Tutanota

Tutanota is a free and open source web-mail client that focuses on privacy. There's also an Android and an iOS app. All data is stored encrypted and can not be searched, i.e. for commercial usage.

Free Personal Android iPhone iPad Web

Privacy focused Privacy protection Share files Multiple Account support End to end encryption Anonymity Encrypted Connection Encrypted email Very strong privacy
62 Like

OpenMailBox

Our online solution offers free e-mail address hosting for a wide public in search of a high quality service inspired by a free philosophy and totally independent of all the existing large service companies on the web.

Freemium Web

Privacy protection Support for IMAP Owncloud integration POP3 Support Encrypted email
26 Like

Mailfence

Mailfence is a free secure and private mail service, that provides an end-to-end encrypted email.

Freemium

Privacy focused Multiple languages Custom domain Encrypted email CalDAV CardDAV Encrypted end to end
18 Like

MsgSafe.io

MsgSafe.io provides private, encrypted, online communication with layers of security you can trust.

Freemium Android iPhone Web S/MIME OpenPGP

Privacy focused Integrated Spam Protection Encrypted chat End to end encryption Anonymity Encrypted email S/MIME support Email Analytics
13 Like

mailbox.org

mailbox.org offers a secure e-mail account for home and business use. The domain name, [email protected], is easy to remember and can be understood anywhere in the world.

Commercial Android iPhone Android Tablet iPad Web Kindle Fire Windows Mobile

Privacy focused Ad free Built in Calendar Encrypted email Two factor authentication Gpg encryption
10 Like

Thexyz

Thexyz build the best tools around for email to make your life simple. Continually updating the product offerings to give customers the very best in email and domain technology.

Commercial Web

Custom domain Encrypted email Recover lost data ActiveSync
9 Like

SCRYPTmail

SCRYPTmail is true end-to-end encrypted email service. Email and meta data, i.e sender / recipient are encrypted when you communicate within scryptmail domain.

Freemium Web

End to end encryption Anonymity Encrypted email
0 Like

Private Relay

Secure (encrypted) and private (doesn't data mine or read users emails) email alternative to Gmail, Outlook, Yahoo, etc. Offers not only email support, but you store...

Commercial

Privacy focused End to end encryption Encrypted email

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Posteo

Links to official Posteo sites

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The Best 9 Posteo Alternatives

ProtonMail

Tutanota

OpenMailBox

Mailfence

MsgSafe.io

mailbox.org

Thexyz

SCRYPTmail

Private Relay

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