Kingmailer vs. Postmark Comparison


Kingmailer KingSMTP.com	Postmark ActiveCampaign	+	+
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About KingSMTP.com (formerly known as Kingmailer.co, founded in 2017) is a Transactional SMTP service provider. It’s designed to help businesses reliably send emails such as order confirmations, password resets, or notifications, but it’s not intended for mass email campaigns or marketing.	About ActiveCampaign Postmark is the email delivery service that developers and product teams actually like. Send transactional and marketing emails and get them to the inbox, every time. Postmark maintains one of the best delivery reputations in the industry by routing transactional and promotional messages through parallel but separate sending infrastructure.
Platforms Supported Windows Not Supported Mac Not Supported Linux Not Supported Cloud Supported On-Premises Not Supported iPhone Not Supported iPad Not Supported Android Not Supported Chromebook Not Supported	Platforms Supported Windows Not Supported Mac Not Supported Linux Not Supported Cloud Supported On-Premises Not Supported iPhone Not Supported iPad Not Supported Android Not Supported Chromebook Not Supported
Audience Small business owners, webmasters, developers, IT department, startups, entrepreneurs, Android/iOS app developers.	Audience Email professionals that need a transactional email platform
Support Phone Support Supported 24/7 Live Support Supported Online Supported	Support Phone Support Supported 24/7 Live Support Not Supported Online Supported
API Offers API Not Supported	API Offers API Supported
Screenshots and Videos View more images or videos	Screenshots and Videos View more images or videos
Pricing $0 per month $0 Per month. Email as a service. Free Version Supported Free Trial Supported	Pricing $10/month for 10,000 emails Free Version Supported Free Trial Supported
Reviews/Ratings Overall 0.0 / 5 ease 0.0 / 5 features 0.0 / 5 design 0.0 / 5 support 0.0 / 5 This software hasn't been reviewed yet. Be the first to provide a review: Review this Software	Reviews/Ratings Overall 0.0 / 5 ease 0.0 / 5 features 0.0 / 5 design 0.0 / 5 support 0.0 / 5 This software hasn't been reviewed yet. Be the first to provide a review: Review this Software

Training Documentation Supported Webinars Not Supported Live Online Supported In Person Not Supported	Training Documentation Supported Webinars Not Supported Live Online Not Supported In Person Not Supported
Company Information KingSMTP.com Founded: 2017 Earth kingsmtp.com	Company Information ActiveCampaign Founded: 2010 United States postmarkapp.com
Alternatives SMTP.com Ziff Davis	Alternatives SendGrid Twilio SendGrid
Netcore Email API Netcore	SMTP.com Ziff Davis
Photon Console	Kingmailer KingSMTP.com
Migomail	Mailchimp Transactional Email (Mandrill) Mailchimp
SMTP2GO View All	Netcore Email API Netcore View All
Categories Mail Servers Supported SMTP Supported Transactional Email Supported	Categories Email APIs Supported SMTP Supported Transactional Email Supported
Transactional Email Features A/B Testing Not Supported Contact Database Not Supported Dynamic Content Not Supported Email Monitoring Supported Mailing List Management Not Supported Reporting/Analytics Supported Spam Check Supported Template Management Not Supported	Transactional Email Features A/B Testing Not Supported Contact Database Not Supported Dynamic Content Supported Email Monitoring Not Supported Mailing List Management Not Supported Reporting/Analytics Supported Spam Check Not Supported Template Management Supported
Integrations AledaMail Not Supported Checkfront Not Supported Cofounder Not Supported Coldletter Not Supported DineDesk Not Supported Gmail Supported Gurucul Not Supported Integry Not Supported Nabiq Not Supported Pipedream Not Supported Staffcloud Not Supported SuprSend Not Supported Swimlane Not Supported Tabular Not Supported Thrive Architect Not Supported Truto Not Supported WooCommerce Supported Zapier Not Supported n8n Not Supported nuevoMailer Not Supported Show More Integrations View All 8 Integrations	Integrations AledaMail Supported Checkfront Supported Cofounder Supported Coldletter Supported DineDesk Supported Gmail Not Supported Gurucul Supported Integry Supported Nabiq Supported Pipedream Supported Staffcloud Supported SuprSend Supported Swimlane Supported Tabular Supported Thrive Architect Supported Truto Supported WooCommerce Not Supported Zapier Supported n8n Supported nuevoMailer Supported Show More Integrations View All 76 Integrations
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