Send transactional email, run campaigns, manage contacts and automations, audit deliverability.
Free
One server, in email. Send transactional email, run campaigns, manage contacts and automations, audit deliverability.
Send transactional email, run campaigns, manage contacts and automations, audit deliverability.
The rest either hold an API key issued by the publisher or ask for nothing.
Listed without a verification tick. Read the listing before installing.