Side by side
Emailit vs EmailSuccess
Both stand on transactional email software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan APIWeb
Emailit brings campaign tools, transactional delivery, inbound routing, integrations, and security controls together. Its plans range from a free-credit pay-as-you-go option to paid Pro and Business tiers.
Visit Emailit Free plan APIMacSelf-hosted+2
Choose EmailSuccess for enterprise gateways and high-volume SMTP operations that need delivery tuning, traffic controls, and email authentication features. The free plan has daily volume and active-IP limits, while Standard and Enterprise list individual support but no prices.
Visit EmailSuccessThe facts
| Emailit | EmailSuccess | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | API, Web | API, Mac, Self-hosted, Web, Windows |
| Lowest paid plan | Pro: $20 a month | Standard: €4,000 a year |
| Plans published | 4 | 3 |
| Maker | Not published | EmailSuccess |
| Website | emailit.com | emailsuccess.com |
| On transactional email software | #5 of 41 | #1 of 41 |
Emailit: what it does well
- REST API and SMTP relay
- Campaign scheduling and previews
- Versioned reusable templates
- Inbound email as JSON
- Multiple SDKs and MCP integration
What to know first
- No free trial
- Pay-as-you-go allows 100 emails daily
- Sending requires SPF, DKIM, and return-path
- Higher plans cost more
EmailSuccess: what it does well
- Adjusts delivery parameters based on ISP responses in real time.
- Uses flexible queues, multiple IP pools, and connection pooling.
- Supports DKIM, DMARC, SPF, and SenderID monitoring.
- Classifies bounces and feedback loops and forwards spam complaints.
- Offers REST and SOAP APIs alongside SMTP.
What to know first
- Free plan is limited to 100,000 emails per day.
- Free plan allows 2 active IPs.
- Free plan support is through a community forum.
Alternatives to Emailit Alternatives to EmailSuccess The whole list