Free · runs in your browser

Per-Mailbox Storage Needs Estimator

Name: Mailshrine Bulk Email & Marketing
Rating: 4.8 (150 reviews)

Estimate GB per person from attachment habits and retention.

How it works

How much mailbox storage do you need?

Estimate GB per person from daily volume, retention, and attachment habits.

Results appear here after you click Estimate storage.

Need inboxes on your domain? MailShrine Business Email includes guided DNS and webmail.