Gmail SMTP for Sending Free Bulk Emails

Other than Gmail, many other organizations offer a free or an inexpensive SMTP service. Some of these Free SMTP Service Providers are:

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Retainly marketing automation software supports sending emails via Gmail SMTP services. You can configure any SMTP server details from the Sender Profiles. Some SMTP Servers offer email tracking while others don’t. However, SMTP is a very inexpensive channel to send bulk emails, both promotional and transactional. Gmail SMTP services are completely free.

You can send bulk emails using Gmail SMTP with Retainly.

What is SMTP?

Simple Mail Transfer Protocol (SMTP) is an Internet standard for electronic mail (email) transmission.

First of all, an SMTP server is the machine that delivers the emails you send with a mail client. And any free email provider comes with an associated free SMTP server which takes care right of its delivery process: Gmail, for instance, uses

Gmail SMTP

Google’s Gmail SMTP server is a free SMTP service which anyone who has a Gmail account can use to send emails. You can use it with personal emails, or even with your website if you are sending emails for things such as contact forms, newsletter blasts, or notifications.

To use Gmail SMTP server, you will need the following settings for your outgoing emails:

  • Outgoing Mail (SMTP Host) Server:
  • SMTP SSL: Yes (TLS or SSL depending on your mail client/website SMTP plugin)
  • Port: 465 (SSL required) or 587 (TLS required)
  • SMTP Username: your Gmail account (e.g.
  • SMTP Password: your Gmail password
  • Sender Email: your gmail address (

How to enable SMTP Gmail in Retainly.

Retainly SMTP Settings


Other than Gmail, many other organizations offer a free or an inexpensive SMTP service. Some of these Free SMTP Service Providers are:

  1. Palash Bagchi
    turboSMTP is a reliable, powerful, easy-to-use SMTP server that maximizes the deliverability of all your marketing and transactional emails. 6000 emails/month for free.

  2. Palash Bagchi
    Easily send and track all of your emails, and forget headaches with email delivery. 1000 emails/ month for free

  3. Palash Bagchi
    AuthMailer is a complete service for sending an email. The service ensures that you will safely and reliably reach all of your recipients: all of the emails going through our service are encrypted. 1000 emails/ month for $0.83

  4. Palash Bagchi
    Easy SMTP integration and a simple, RESTful API abstracts away the messy details of sending transactional or bulk email. Scale quickly, whether you need to send 10 or 10 million emails. 10,000 emails/ month for Free.

  5. Palash Bagchi
    The first transactional email delivery service to add tracking and authentication to email. Connect to our SMTP relays or use our transactional email API to send emails. 18,000 emails/ month for $36.

  6. Palash Bagchi
    With trusted email delivery, in-depth analytics & easy integration, sending your marketing & transactional email is fast and easy. SocketLabs has email performance down to a science. 2000 emails/ month for Free.

  7. Palash Bagchi
    We provide the pipe to send emails between your web application and your customers. All those newsletters and promotional emails need to go elsewhere. 4000 emails /month for $1.5

  8. Palash Bagchi
    We’ve got the best of both worlds. Send transactional emails either with SMTP or HTTP API. The choice is yours. 25,000 emails/ month for Free.

  9. Palash Bagchi
    Developer-friendly, enterprise-grade features. From an amazing RESTful API to industry-leading deliverability to deep analytics, there’s never been a better way to build and send an email. 100,000 emails/ month for Free.

  10. Palash Bagchi
    Mailtrap is a fake *SMTP* server for development teams to test, view and share emails sent from the development environment. Free for 1 Inbox and 50 emails per month.

  11. Palash Bagchi
    Amazon Simple Email Service (Amazon SES) is a cost-effective email service built on the reliable and scalable infrastructure that developed to serve its own customer base. With Amazon SES, you can send and receive an email with no required minimum commitments – you pay as you go, and you only pay for what you use. 62,000 emails/month for free.

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Palash Bagchi

Constant Innovator, fanatic marketeer, value creator, Growth Hacker. Making a positive impact on society with better technology.


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