Keep your communications private by using an encrypted email service.
Data security and neutrality, encryption, ease of use, GDPR and HIPAA compliance... plus calendar, collaboration suite, private messaging, and cloud storage!

Find Out More

We've got the encrypted email you need!

POSTARMAIL has everything you need to get your personal and business communications up and running in no time!
All with the ease and security of our Swiss-based infrastructure,
under the protection of some of the toughest data protection and privacy guarantees in the world.


For your peace of mind: encrypted email

Swiss privacy

POSTARMAIL servers are are located in Switzerland. This means all user data is protected by strict Swiss privacy laws.

Full compliance

POSTARMAIL is fully compliant with GDPR, PCI. For the US market, POSTARMAIL ensures full HIPAA compliance with BAA.


We use encryption to secure emails. We cannot read your emails and we will never share your data with third parties.

Ease of use

POSTARMAIL can be used on any device and is fully compatible with email clients. Send and receive emails normally, as you do now.


With Seafile, Collabora and Mattermost you can extend privacy to your files, spreadsheets and documents. 

Multiple users

You can have all the POSTARMAIL accounts as you need for yourself, your family, your business, your association, your health clinic, or your school.

Cloud native

All POSTARMAIL infrastructure in cloud-native on the safest cloud in the world. Our systems are continuously updated and we use only brand-name components.

Sync anywhere

POSTARMAIL can connect to your platforms and can be synced from anywhere to anywhere, using desktop or mobile devices of any brand and type. 

Who is POSTARMAIL™ encrypted email for?

Seafile™ |  Collabora™ |  Mattermost™

Seafile is an open source file sync&share solution designed for high reliability, performance and productivity. Sync, share and collaborate across devices and teams. Build your team's knowledge base with Seafile's built-in Wiki feature. Included in your POSTARMAIL Plus account.
Learn more


Collabora Online is a powerful LibreOffice-based online office that supports all major document, spreadsheet and presentation file formats. Key features are collaborative editing and excellent office file format support. Included in your POSTARMAIL Pro account.
Learn more

Mattermost Cloud delivers the industry’s leading open-source collaboration platform in a highly secure, dedicated cloud environment designed for privacy-conscious enterprises and developer collaboration. Included in your POSTARMAIL Pro account.
Learn more

Select your POSTARMAIL™ encrypted email account

Email Account

Secure account with limited features


$ 3/mo. billed annually


 1 GB storage + Your own @postarmail account

Plus Account

Secure account with plus features


$ 5/mo. billed annually


 5 GB storage + Your own @postarmail account + Seafile™ cloud storage for files and documents

Pro Account

Secure Pro with advanced features


$ 7/mo. billed annually


 5 GB storage + Your own @postarmail account + Seafile™, Collabora™ and Mattermost™

Get your own fully managed POSTARMAIL™ encrypted email server share

Host your mail (and your websites!) in an encrypted Swiss-domiciled server

Secure Mailbox

and storage options

Mailboxes Addon domains Storage Mailbox/month*
2 1 3 GB $2.10
5 1 5 GB $1.40
10 1 10 GB $1.26
30 3 15 GB $1.17
50 3 25 GB $1.09
100 3 35 GB $0.97
500 5 50 GB $0.84

* available only with the purchase of a mail server.

Private Mail & Web server

Private Mail & Web server share with:
Seafile integration – Store files and digital objects privately and securely
Collabora integration – View and edit office documents on your virtual desktop
Mattermost integration – Chat securely with your colleagues and family

$119/mo. billed monthly

$ 99/mo. billed annually    SELECT


of your Private Mail & Web server

  • Up to 50 GB of storage space
  • Dedicated fully managed server share
  • Free subdomain *.postarmail.ch
  • Up to 5 additional custom domains
  • Up to 500 email accounts
  • Encrypted at rest and in transit with 256-bit AES
  • HIPAA, GDPR and PCI compliant
  • Server domiciled at our datacenter in Zurich, Switzerland
  • Under Swiss data protection laws
  • Managed by Postarmail
  • Automatic daily backup of your server and data
  • Seafile™ sync & share included at no cost
  • Collabora™ online office included at no cost
  • Mattermost™ collaboration platform included at no cost

Learn more about POSTARMAIL™ encrypted email from Switzerland

Postarmail is a division of Schweizer Host.
Your email account is managed at Schweizer Host's secure infrastructure in Zürich or Geneva, Switzerland. All your encrypted emails are stored on servers in highly secured data centers, powered with renewable energy. With its strict data protection laws and the GDPR, Switzerland has some of the best laws in the world to protect your encrypted emails and websites. HIPAA compliance with BAA for US customers.
More about data protection | More about our infrastructure |  More about our value proposition

Forms of payment: PayPal or Credit Card

Schweizer Host solutions for the safety of your digital assets

Hybrid Cloud
Swiss Data
Vault ™
Postarmail ™ secure email
Cloud security

Regulations, technology and certifications

of our SaaS datacenters in Zürich and Geneva, Switzerland 

Data protection

Information security

Cloud security

Personal data privacy

PHI privacy

Lausanne, Switzerland

Secure environment

Bank-grade certification

Risk assessment