1
FluentSMTP Included
Every mailer and feature is in the free plugin; no Pro version exists.
89feature score
WordPress SMTP & Email Delivery Plugins with No paywalled mailers
All supported mailers are available in the free version. 5 of the 8 plugins we track include it.
2
SureMail Included
No paid version; every mailer is in the free plugin.
81feature score
3
Solid Mail Included
Free plugin with no paid edition; all providers included.
40feature score
4
Site Mailer Partial
Same features in free, but sending is capped at 200 emails in total.
36feature score
5
Gmail SMTP Included
Gmail is the only mailer and it is free; paid add-ons cover logging, Reply-To and Cc.
23feature score