turboSMTP alternatives · Email Sending
Self-hosted alternatives to turboSMTP
The turboSMTP listing does not say it can be self-hosted. 7 of the 50 other email sending services in this directory can be self-hosted, according to their own sites.
turboSMTP has a free plan. Paid plans start at $12.46 per month for 15,000 emails, billed annually ($14.95 monthly). 5 of them are free or have a free plan.
7 tools · Listings checked up to Nov 13, 2026 · Where the facts come from
How each one differs from turboSMTP
- Free plan · from $3/mo
Forward Email
Open-source email forwarding and hosting for custom domains
- Forward Email starts at $3 per month for unlimited domains. turboSMTP starts at $12.46 per month for 15,000 emails, billed annually ($14.95 monthly).
- Only Forward Email lists macOS, Windows, Linux, iOS and Android apps.
- Forward Email is open source and self-hostable, according to its own site.
- turboSMTP also covers email verification and transactional email.
- Free plan · from $10/mo
useSend
Open-source email sender built on Amazon SES
- useSend starts at $10 per month, then pay as you go. turboSMTP starts at $12.46 per month for 15,000 emails, billed annually ($14.95 monthly).
- useSend is open source and self-hostable, according to its own site.
- useSend also covers email campaigns.
- turboSMTP also covers email verification.
- Free plan · from $0.001
Plunk
Open-source email platform for transactional and marketing mail
- Plunk starts at $0.001 per email sent. turboSMTP starts at $12.46 per month for 15,000 emails, billed annually ($14.95 monthly).
- Plunk is open source and self-hostable, according to its own site.
- Plunk also covers workflow automation and email campaigns.
- turboSMTP also covers email verification.
- Free plan · from €10,000/yr
Hyvor Relay
Open-source email API you can self-host
- Hyvor Relay starts at €10,000 per year and up (Enterprise License). turboSMTP starts at $12.46 per month for 15,000 emails, billed annually ($14.95 monthly).
- Hyvor Relay is open source and self-hostable, according to its own site.
- turboSMTP also covers email verification.
- Free trial · from $199/mo
EmailEngine
Self-hosted REST API for Gmail, Microsoft 365 and IMAP mailboxes
- EmailEngine starts at $199 per month, or $1,450 per year (€169 or €1,200). turboSMTP starts at $12.46 per month for 15,000 emails, billed annually ($14.95 monthly).
- turboSMTP has a free plan. EmailEngine does not, though it has a free trial.
- EmailEngine is self-hostable, according to its own site.
- turboSMTP also covers email verification.
- Free trial · from €10,000 one-time
MailerQ
Self-hosted mail transfer agent for high-volume email sending
- MailerQ starts at €10,000 one-time per instance, plus €2,000 a year for updates and support. turboSMTP starts at $12.46 per month for 15,000 emails, billed annually ($14.95 monthly).
- turboSMTP has a free plan. MailerQ does not, though it has a free trial.
- MailerQ is self-hostable, according to its own site.
- MailerQ also covers inbox warm-up and dMARC.
- Free plan · from $5,000/yr
KumoMTA
Open-source mail server for high-volume, self-run email sending
- KumoMTA starts at $5,000 per billion messages per year for Silver support. turboSMTP starts at $12.46 per month for 15,000 emails, billed annually ($14.95 monthly).
- Only KumoMTA lists a Linux app.
- Only turboSMTP lists a web app.
- KumoMTA is open source and self-hostable, according to its own site.
Common questions
Is there a self-hosted alternative to turboSMTP?
Yes. Forward Email, useSend, Plunk, Hyvor Relay, EmailEngine, MailerQ and KumoMTA can be self-hosted, according to their own sites.
Can turboSMTP be self-hosted?
The turboSMTP listing does not say it can be self-hosted. The listing was checked on Nov 12, 2026 against the pages it cites.
Which of these email sending services are free?
Forward Email, useSend, Plunk, Hyvor Relay and KumoMTA are free or have a free plan.
When was this checked?
Each listing shows its own date. On this page they run from Nov 12, 2026 to Nov 13, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.
This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to turboSMTP: the alternatives its listing names first, then the tools that share the most features with it.