Robust emailing with PMTA We have partnered with Spartpost ( PMTA) since 2014. We send multiple emails in millions to our end clients. And with sparkpost we need not to worry about emails. Support team is also very prompt and resolves our concerns immediately. Thank you Sparkpost.

my account was deleted Hello, I can't access my account. password reset is not working. Why. Did I pay that much money for nothing? I couldn't even use it. after trying the test account. we upgraded. When we tried it, it wasn't logging in with smtp. And we couldn't get into our account either. Why

We have been using Sparkpost for… We have been using Sparkpost for delivery of one of our most important customers. The entire Sparkpost team is always there for our clients last minute needs and changes and makes what could be a difficult situation work exceptionally well. We love the Signal Analytics that comes with the account and hope to someday grow to where we can add in some more of the professional delivery services.

Very Bad Customer Support Our company had multiple accounts with them and we started using Sparkpost but the company suspended all accounts at once and after discussing this I told them to refund but they didn't instead they stopped talking and closed the accounts.

Spammers Spammers. I have NEVER given them permission to send me anything, let alone never ending SPAM.