Encrypted email your team can trust
- Mail Essentials
Includes these features:
15 GB storage per user
3 custom email domains
Secure email and calendar
Appointment scheduling
Cloud storage and file sharing
Document and spreadsheet editor
Recommended
Workspace StandardEverything in Mail Essentials, plus:
1 TB storage per user
15 custom email domains
Video meetings, 100 participants
VPN with ad-blocker and malware protection
Password manager with team vaults
- Workspace Premium
Everything in Workspace Standard plus:
3 TB storage per user
20 custom email domains
Video meetings, 250 participants
Private AI Chat (Lumo)
Email writing assistant
Data retention policies
Applicable taxes may apply

Compare our plans
Features | Mail Essentials | Workspace Standard | Workspace Premium |
|---|---|---|---|
Storage per user | |||
Email addresses per user | |||
Custom email domains supported | |||
Custom workspace branding | Included | Included | |
Unlimited filters, folders, and labels | Included | Included | Included |
Password-protected emails | Included | Included | Included |
Catch-all email address | Included | Included | Included |
Automatic email forwarding | Included | Included | Included |
Email groups | Included | Included | |
SMTP access for external tools | Included | Included | Included |
Works with Outlook, Thunderbird, Apple Mail | Included | Included | Included |
Proton Sentinel | Included | Included | |
Proton Scribe writing assistant | Add-on with free trial | Add-on with free trial | Included |
New Data retention policies | Included | ||
Calendars per user | |||
Calendar sharing | Included | Included | Included |
Show your availability | Included | Included | Included |
Add external calendars | Included | Included | Included |
Video conferencing integration | Included | Included | Included |
New Appointment scheduling | |||
Secure file sharing | Included | Included | Included |
Online spreadsheet and document editor | Included | Included | Included |
Sync and back up files across devices | Included | Included | Included |
Encrypted VPN connections per user | |||
Countries | |||
Ad-blocker and malware protection | Included | Included | Included |
Password manager | Included | Included | Included |
Secure sharing | Included | Included | Included |
Autofill and 2FA | Included | Included | Included |
New Meeting duration | |||
New Participant capacity | |||
New Simultaneous active meetings | |||
New Unlimited meetings per day | Included | Included | |
New Meeting recording | Included | Included | |
New Screen sharing | Included | Included | Included |
Prompts per user | Limited | Limited | Unlimited |
Chat history | Basic | Basic | Extended |
Advanced AI model access | Included | ||

Frequently asked questions
- What is Proton Workspace?
- What if I don’t need all the Proton business apps?
- Can I use my existing business email if I switch to Proton?
- Is Proton more secure than other business solutions?
- I have a few specific needs. How can I find out if Proton is right for my business?
