Looking for an ESP for +250,000 daily mailings
Any idea what would work best for that?
Thank you for your inquiry. You may want to consider Mailchimp. MailChimp is a robust email marketing platform offering a comprehensive free option with attractive templates, A/B testing, segmentation, and more. Paid options ($10/month to $199/month) include custom-branded emails and analysis/reporting tools for less than other options on our list. Mailchimp offers customized pricing for high-volume email senders (over 200,000 contacts) but you will have to contact the company directly for pricing. For more information, you can contact Mailchimp directly by clicking here
You can also check out our article 6 Best Email Marketing Software for 2018 to see all of our recommendations.