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Flowmailer offers Free Trial, but SMTP does not.
SMTP is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
Flowmailer is designed for Large Enterprises, Medium Business and Small Business.
Pricing details for both SMTP and Flowmailer are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to SMTP includes Pipedrive, Campaigner and Moosend.
Some top alternatives to Flowmailer includes Pipedrive, SMTP, Campaigner, Moosend, SendGrid, SMTP2GO, Aritic Mail, JangoSMTP, Doppler Relay, Kingmailer, MailerSend, StreamSend, Mailchimp Transactional Email and Takeout.