GreenArrow Engine On-Premises vs Stalwart Mail Server

GreenArrow Engine On-Premises plans

• Standard Monthly Lease$600 a month
• Standard Perpetual$6,000, paid once
• Pro Monthly Lease$800 a month
• Pro Perpetual$9,000, paid once
• Enterprise Monthly Lease$1,250 a month
• Enterprise Perpetual$15,000, paid once

Stalwart Mail Server plans

• CommunityFree
• Enterprise: 25–499 mailboxes$2.40 a year
• Enterprise: 500–999 mailboxes$2.04 a year
• Enterprise: 1,000–4,999 mailboxes$1.74 a year
• Enterprise: 5,000–10,000 mailboxes$1.48 a year
• Enterprise: 10,000–49,999 mailboxes$1.25 a year

Pick GreenArrow Engine On-Premises if…

You want what its maker publishes above — check its page for the details.

Pick Stalwart Mail Server if…

You want what its maker publishes above — check its page for the details.