Features
About
Stop worrying if your emails made it to the inbox, and get back to focusing on what matters—building great products. Send transactional and marketing emails and get them to the inbox on time, every time.
Features
Pricing
- Starts At: $89
About
Mailster is an easy to use Email Newsletter Plugin for WordPress. Create, send and track your Newsletter Campaigns without hassle
Compare to other tools 
See how Postmark stacks up to these other services.
If you are serious about your Newsletter, try LetterBucket. Built to grow your audience, not just send emails.
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