Galae is a secure email service focused on deliverability, self-management and interoperability. It totally relies on free/libre opensource software.
mailbox Alternatives
mailbox is described as 'E-mail inbox, online office, cloud storage, and video conferencing. Business or personal plans. From 1 € /month (1.10 USD)' and is a popular webmail provider in the security & privacy category. There are more than 50 alternatives to mailbox, not only websites but also apps for a variety of platforms, including iPhone, Android, iPad and Mac apps. The best mailbox alternative is Proton Mail, which is both free and Open Source. Other great sites and apps similar to mailbox are Gmail, Tuta Mail, Disroot and Posteo.
Alternatives list
FlowCrypt (formerly CryptUp) is the easiest PGP encryption for Gmail. It behaves just like standard email, except it's encrypted.
Cost / License
- Freemium
- Open Source
Platforms
- Android
- iPhone
- Google Chrome
- Brave
- Firefox
- OpenPGP


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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.
Cost / License
- Paid
- Open Source
Platforms
- Mac
- GPGTools
- Apple Mail
The Gmail you love, now lighter and just as fast. Enjoy a smart inbox that keeps your messages safe and you organized. Receive notifications when mail arrives, then read and respond both online & offline. Plus, find messages quickly with powerful search and lots more.


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+2
0xchat is a secure chat app built on the Nostr protocol. It prioritizes security, featuring private key login, encrypted private chats and contacts, encrypted group chats.


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Encrypted email inbox with calendar support, tasks, notes, bulk import, search features, key storage, encrypted cloud storage, file sharing.
Cost / License
- Freemium
- Proprietary
Platforms
- Online
- Android
- iPhone
- 53 PolarisMail alternatives
PolarisMail is a dedicated e-mail services provider based in Montreal, Quebec, Canada. It offers various paid-for email hosting packages, some of which come with basic functions and others with additional features, such as calendaring and more.


Secure Exchanges is a SaaS that enables point-to-point encrypted email exchange without the recipient having to install anything. It allows you to send emails and files up to 2.5 G. It also allows you to receive information.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- NuGet
- Microsoft Office Outlook
- .NET Framework
- Context Chrome Extension
- Software as a Service (SaaS)
- Gmail

Qboxmail is the only email hosting provider that develops all its Control Panels and other applications in-house and from scratch. We are a European company based in Italy and offer our services through a network of reseller partners that include MSPs, Telcos, ISPs, and hosting...
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)


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- Senders send messages stamped with Bitcoin ecash to Nostr relays. The Nostr relays collect the Bitcoin ecash, then deliver messages to receivers.



Operated exclusively from Switzerland Swissmail ensures exceptional privacy and data protection. Data stored within Switzerland is safeguarded by strong legal frameworks, protecting sensitive communications from unauthorized access and foreign interference.





































