Proton
For Business

Choose a plan and start protecting your business data

  • Mail Essentials
    • 15 GB per user + 10 email addresses per user

    Includes these features:

    • Use @yourcompany.com domain

    • Robust spam and phishing protection

    • Password-protected and expiring emails

    • Create and share up to 25 calendars

    • Proton Scribe writing assistant


  • Mail Professional
    • 50 GB per user + 15 email addresses per user

    Everything in Mail Essentials, plus:

    • Brand your workspace

    • Advanced account protection

    • Email groups


  • Recommended

    Proton Business Suite
    • 1 TB per user + 20 email addresses per user

    Everything in Mail Professional, plus:

    • Cloud storage with 1 TB per team member

    • VPN with support for dedicated servers and IPs

    • Password manager with customizable policies


30-day money-back guarantee

Enterprise

  • Customizable solution

  • Dedicated account manager

  • All Proton services

Every plan includes

End-to-end zero-access encryption

Apps for every device

Priority technical support

Compliance with data protection regulations

Easy email, calendar, contact and password import

Compare our plans

比較我們的方案
功能
Proton Mail
每位使用者的儲存空間
每位使用者的電子郵件地址
支援自訂電子郵件網域
自訂工作區品牌
無限的篩選器、資料夾和標籤
受密碼保護的電子郵件
全收電子郵件地址
自動電子郵件轉寄
電子郵件群組
供外部工具使用的 SMTP 存取
可與 Outlook、Thunderbird、Apple Mail 搭配使用
Proton Sentinel
Proton Scribe 寫作助理
附免費試用的附加功能
附免費試用的附加功能
附免費試用的附加功能
Proton Calendar
共享行事曆
顯示您的空閒時間
新增外部行事曆
視訊會議整合
Proton Drive
安全檔案共享
共享磁碟
Proton VPN
每位使用者的已加密 VPN 連線
全球伺服器網路
廣告攔截程式和惡意軟體防護
Proton Pass
密碼管理程式
保護共享
自動填入與雙重驗證

Proton for nonprofits

Your mission matters and should be protected. We have special pricing available for registered nonprofit organizations and journalists.

Frequently asked questions