toolgrep / Email & messaging / EmailJS
Alternatives to EmailJS
EmailJS: Send email directly from your code – no server side code required. 8 products similar to EmailJS, compared on pricing, free tier, API, MCP server, SDK and open source. 8 of 8 have a free tier, 8 of 8 have an API, 5 of 8 offer an MCP server, 1 of 8 is open source.
- SendStreak
Email middleware that wraps around your existing email backend
- Mailjet
Email marketing software and email API for marketing and transactional email
- EmailLabs
Cloud-based SMTP service and email API for sending and tracking transactional and marketing emails
- Mailtrap
Email delivery platform for developer and product teams: Email API/SMTP sending, email testing sandbox, and email marketing.
- Resend
Email API for developers
- Reloop
Open-source email API and infrastructure for developers: transactional email, SMTP relay, campaigns, webhooks, and agent inboxes.
- MailerSend
Transactional email, SMS, and WhatsApp delivery service with a REST API and SMTP relay
- Postmark
Transactional and bulk email delivery service with REST API and SMTP support
Side by side
| Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|
| EmailJS | Freemium | yes | yes | no | yes | no |
| SendStreak | Usage-based · from €2 per 10,000 emails (excl. VAT); 100 emails/day free | yes | yes | no | yes | no |
| Mailjet | Freemium | yes | yes | yes | yes | no |
| EmailLabs | Freemium · from 0 PLN/month (Startup plan, up to 9,000 emails/month, 300 emails/day limit); paid plans from 99 PLN/month (Essential 30, up to 100,000 emails/month) | yes | yes | no | yes | no |
| Mailtrap | Freemium · from $15 | yes | yes | yes | yes | no |
| Resend | Freemium | yes | yes | yes | yes | no |
| Reloop | Freemium · from $0 | yes | yes | yes | yes | yes |
| MailerSend | Freemium | yes | yes | yes | yes | no |
| Postmark | Freemium · from $15.00/mo | yes | yes | no | yes | no |
Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted. Similarity comes from the products' descriptions.
API
curl https://toolgrep.com/api/products/emailjs/alternatives