Postmark
Postmark is the easiest and most reliable way to be sure your important transactional emails get to the inbox. Simply & reliably parse recieved email to JSON for your webapp.
- Open Source
- Official Pricing
Postmark Alternatives
The best Postmark alternatives based on verified products, community votes, reviews and other factors.
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Learn why more developers choose SendGrid for their email deliverability service to send transactional emails triggered by web apps. Get started for free
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A set of powerful APIs that enable you to send, receive and track email from your app effortlessly whether you use Python, Ruby, PHP, C#, Node.js or Java.
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Maileroo is a powerful email delivery platform, featuring a user-friendly SMTP service and Email API. It specializes in supporting transactional emails with advanced features like delivery tracking, as well as detailed open and click monitoring.
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All-in-one email service provider that provides maximum insight and deliverability results for both marketing and transactional emails.
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Scale your business email & marketing messages with Amazon Simple Email Service (SES), a cost-effective and reliable cloud email service. Sign up today.
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Innovative online Email Marketing solution to manage your contacts, create & send your newsletters and track your results. More than 80 000 clients. Best prices and attractive features.
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Mandrill is a new way for apps to send transactional email. It runs on the delivery infrastructure that powers MailChimp.
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MailChimp is the best way to design, send, and share email newsletters.
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turboSMTP is a reliable, powerful, easy-to-use SMTP server that maximizes the deliverability of all...
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SMTP2GO is the scalable, reliable email deliverability solution. Worldwide servers, a robust API, and powerful reporting set us apart. Try our free plan!
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Use our powerful Email APIs to deliver all your business critical emails on time and to the Inbox. We are the world’s only ESP that gives cashback on emails opened.
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Elastic Email is an all-in-one email delivery platform for both marketing and transactional email.
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Deliver your app and website emails on time and to the inbox. Trusted to send 25% of the world's non-spam email. Email delivery for companies big and small.
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SMTP provides scalable affordable email infrastructure for all your sending needs.
