WhoisXML Email Verification APICompetitors and Alternatives

Mailgun is a transactional email API service which was owned and supported by Rackspace (acquired in 2012) and then spun off in 2017 as an independent and standalone entity. It is now supported by Sinch since that company's acquisition of Mailgun and Mailjet, through acquiring Pathwire.

Twilio SendGrid Marketing Campaigns provides users with segmentation, campaign editing, and deliverability. According to the vendor, Twilio SendGrid Marketing Campaigns is trusted by over 80,000 customers globally, including Airbnb, Spotify and Uber. Twilio SendGrid Marketing Campaigns aims to help users by providing: MORE EFFICIENT EMAIL BUILDING The campaign building process is free from frustrating, rigid step-by-step wizards that slow users down. The vendor says the choose-your-path editing…

Hunter is a cloud-based email search solution that helps businesses find and verify professional email addresses from domains, companies or a specific professional on the web.

Mailgun is a transactional email API service which was owned and supported by Rackspace (acquired in 2012) and then spun off in 2017 as an independent and standalone entity. It is now supported by Sinch since that company's acquisition of Mailgun and Mailjet, through acquiring Pathwire.

Twilio SendGrid Marketing Campaigns provides users with segmentation, campaign editing, and deliverability. According to the vendor, Twilio SendGrid Marketing Campaigns is trusted by over 80,000 customers globally, including Airbnb, Spotify and Uber. Twilio SendGrid Marketing Campaigns aims to help users by providing: MORE EFFICIENT EMAIL BUILDING The campaign building process is free from frustrating, rigid step-by-step wizards that slow users down. The vendor says the choose-your-path editing…

Hunter is a cloud-based email search solution that helps businesses find and verify professional email addresses from domains, companies or a specific professional on the web.