SMTP Provider Overview

Service	Free Sending Limit	Pricing Afterwards	Reseller Program	API	Subaccounts	Subaccount API	Per-user stats	Per-user spam measures	Conclusion
SendGrid	12000	$80/100000	Yes, 15% of revenue for 1 year	Yes	Yes	Yes	Yes	Yes	👍
ElasticEmail	25000	$19/100000	Yes, 20% of revenue for 1 year	Yes	Yes	On Request	Yes	Yes	👍
Amazon SES	62000	$10/100000	No	Yes	Through IAM	Through IAM	Yes	No	👎
Mailgun	10000	$45/100000	No?	Yes	Only SMTP credentials	Only SMTP credentials	No?	No?	👎
MailJet	6000	$75/150000	Yes, 20% of revenue for 1 year	Yes	Yes	Yes	Yes	Yes?	👎
SparkPost	100000	$25/100000	Yes?	Yes	Yes	Yes	Yes	Yes	👍
SendInBlue	9000	$133/150000	Yes, 30% revenue for 18 months	Yes	Yes	Yes	Yes	Yes?	👍
SMTP.com	0	$160/100000	Yes, 20% revenue for 1 year	Yes	Yes	Yes	Yes	No	👎
MailChimp	2000 subscribers/12000 emails	Differs	No?	Yes	Yes	Yes	Yes	Yes	👎
Mandrill**	0	$80/100000	No?	Yes	Yes	Yes	Yes	Yes	👎

**: only available as MailChimp add-on

«No?» means the data are not public or outdated and there are no requests to contact in case of inquiry. It might still not reflect the actual capability of the provider.