Best SMTP software
34 tools with AI-ranked alternatives, pricing, pros and cons.
Mailsend
Mailsend is an open-source command-line SMTP client for sending email from Windows, Linux, and other Unix-like...
Flowmailer
Flowmailer is a transactional email delivery platform for organizations that send application-generated messages such as receipts,...
UniOne.io
UniOne is a transactional email service for developers and businesses that need to send application-generated messages...
MailerSend
MailerSend is a transactional email platform for developers and businesses sending application emails, SMTP messages, and...
Bulk Mail VPS
Bulk Mail VPS provides virtual private servers configured for high-volume email sending and SMTP infrastructure. It...
Mailazy
Mailazy is a transactional email delivery service for developers and businesses that send application-generated email through...
WP Mail SMTP
WP Mail SMTP is a WordPress plugin that routes site emails through authenticated SMTP or transactional...
SMTPget
SMTPget is an email delivery platform for businesses sending transactional and bulk email through SMTP relay...
MailPace
MailPace is a transactional email delivery service for developers and businesses sending application-generated email through SMTP...
Atomic Mail Sender
Atomic Mail Sender is a Windows desktop application for sending personalized bulk email through SMTP servers....
EmailEngine App
EmailEngine is a self-hosted and hosted email API for connecting applications to IMAP and SMTP mailboxes....
SendTestEmail.com
SendTestEmail.com is a browser-based utility for sending a test email to an address you specify. It...
Mailcatch.app
Mailcatch is a browser-based email testing service that captures messages sent by applications in a private...
SMTPing
SMTPing is a web-based tool for testing SMTP server connectivity and configuration. It is intended for...
KumoMTA
KumoMTA is an open-source mail transfer agent for organizations that send high volumes of email and...
Mailtester Ninja
MailTester Ninja is an online email testing service for developers, marketers, and email operators who need...
Emailit.com
Emailit is a developer-focused email delivery service for sending transactional and application email through APIs and...
SendYour.Email
SendYour.Email is an email marketing platform that helps businesses create, send, and analyze email campaigns.
Direct Mail
Direct Mail is an email marketing tool for Mac that allows users to create and send...
CO-SENDER
CO-SENDER is a comprehensive email marketing platform that offers advanced features for creating, sending, and analyzing...
mailspice analytics
mailspice analytics is an email marketing analytics tool that provides detailed insights and reports to optimize...
PHPMailer
PHPMailer is an open-source PHP library for composing and sending email through SMTP, sendmail, or PHP's...
qmail
qmail is a Unix mail transfer agent for sending, receiving, and relaying SMTP email. It emphasizes...
Mizmoz
Mizmoz is a comprehensive project management software that helps teams collaborate and manage tasks efficiently.
Synametrics Mail Junction
Mail Junction is a Windows email server and mail relay for organizations that need to collect,...
Kirim Email
Kirim.Email is an Indonesian email marketing service for businesses, creators, and organizations managing subscriber lists and...
Flexmail Solution
Flexmail is a comprehensive email marketing software that provides tools for creating, sending, and analyzing email...
Haraka
Haraka is an open-source SMTP server written in Node.js for developers and operators who need a...
AltosMail
AltosMail is a comprehensive email management software that offers advanced features for businesses and individuals.
CMail
CMail is a secure email client with advanced encryption features.
STAR Desktop Mailings
STAR Desktop Mailings is a comprehensive desktop email client with advanced features for managing emails.
Awesome Mails
Awesome Mails is a powerful email marketing software with a user-friendly interface and advanced features.
KingSMTP
KingSMTP is an email delivery service that offers reliable and secure SMTP servers for sending transactional...
mailsend-go
mailsend-go is an open-source command-line SMTP client written in Go for scripts, automation, and system administrators....