Email sending and usage limits for Private Email

To ensure fair usage and maintain optimal performance for all users, Private Email accounts are subject to the following limits on outgoing emails, recipients, storage, and synchronization:

Email sending limits

Current plans:

Starter: 500 emails/hour per domain
Pro: 1000 emails/hour per domain
Ultimate: 1500 emails/hour per domain

Old plans:

Private: 500 emails/hour per domain
Business: 500 emails/hour per domain
Business Office: 500 emails/hour per domain

Trial plans:

All trial plans are limited to 50 emails/hour per domain.

Recipient limits

Any email sent from Private Email is limited to 50 recipients across the TO, CC, and BCC fields simultaneously.

Limits for additional services

The following limits apply to additional services:

Maximum number of calendar appointments: 250,000
Maximum number of contacts in address book: 250,000
Maximum number of files in drive: 250,000
Maximum number of personal information manager attachments (tasks, appointments, etc.): 250,000

Additionally, the following limitations are in place:

A maximum of 90 days emails can be displayed via ActiveSync;
A maximum of 1,800 emails can be displayed via ActiveSync;
A maximum of 10,000 folders can be displayed.

Outgoing email traffic quota

To ensure fair usage and prevent abuse, Private Email imposes an outgoing email traffic quota of 2GB per hour per domain. Exceeding this quota may result in temporary restrictions on email sending. We recommend optimizing message sizes by using cloud storage for large files and sharing links instead of attachments.

TLD restrictions

Usage of Private Email trial plans for domains with the following TLDs is not available: .tk / .ml / .ga / .cf / .gq / .za.com
Usage of Private Email paid and trial plans for domains with the following TLDs is not available: .ru / .xn--p1ai / .by / .xn--90ais / .su / .1

For more specific questions about these limits, please contact our Customer Support.

Updated

3/5/2025

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