Built by PhDs, so it doesn’t take a rocket scientist to use encrypted email.
Get custom domain email addresses for all your employees.
Encrypt all emails automatically within your organization, without the need for an add-on or plugin.
Send and receive confidential emails. No third party can access them, not even us.
Exchange easily with your existing PGP partners (if applicable), thanks to our full PGP support.
Security should be easy. Anyone can use ProtonMail with our user-friendly apps.
Enjoy award-winning mobile applications on iOS and Android.
You don’t have to re-train your teams on new tools. They can continue using Outlook, Apple Mail, Thunderbird and benefit from ProtonMail encryption.
Log in through your web favorite browser on MacOS, Windows, or Linux.
Tackle your inbox with ease. ProtonMail helps you stay productive and organized.
Give your team the tools they need to work efficiently.
As an administrator, you can add, remove, or view the access level of every user, add and remove storage space, set up email aliases, and reset passwords for email accounts.
Easily transfer emails when responsibilities change.
Protect your sensitive data and the sensitive data of your clients and partners.
Encrypt your external communications with our easy-to-use Encrypt-to-Outside feature — only you and your business partners can access your emails.
Create self-destructing messages by setting an expiration time in the Composer.
Save your contacts across devices and encrypt the most sensitive details.
We are here to help you at any point in time.
Receive personalized assistance from our expert, in-house Customer Success team, praised by 96% of our customers.
Rely on our 99.95% uptime, backed by a service level agreement (SLA).