S
SecureMail Pro
NewSecurity
Open-source mail server for transactional email delivery.
4.2 (1,500 reviews)
Revenue: $500K/moFeatures Included
SMTP server
Web interface
Tracking
Click tracking
Bounce handling
API
Multi-server
Load balancing
Price Comparison
| Feature | Postal | SecureMail Pro |
|---|---|---|
| Messages/day | Unlimited | 10,000 |
| Domains | Unlimited | 20 |
| Tracking | Included | Included |
| API requests | Unlimited | 10,000/day |
| Servers | Unlimited | 5 |
| Price | $0/mo | $0/mo |
$0/mo
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50% savings vs direct
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