Filter Functions Custom API Integration

Constant Contact

Paid
Constant Contact is one of the world's leading platforms for email marketing. More than 600, 000 individuals and businesses have worked with the company to create engaging marketing campaigns.
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Gmail

Free
Gmail is email that's intuitive, efficient, and useful. 15 GB of storage, less spam, and mobile access.
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Mailjet

Freemium
Streamline your emailing and boost your sales with Mailjet. We serve all your email and SMS needs with one simple and powerful service.
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Mailstrom

Paid
The smarter, faster way to clean out your inbox. Remove hundreds (or even thousands) of messages from your inbox all at once. You'll be amazed at how fast you can approach Inbox Zero!
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Mandrill

Paid
Mandrill is a transactional email API for use with professional Mailchimp users.
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Pepipost

Free
Pepipost is an email delivery platform that distinguishes itself in many ways. It does not charge for emails opened, can be used with Outlook and Thunderbird, and is compatible with WordPress
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Postmark

Paid
Postmark is the easiest and most reliable way to be sure your important transactional emails get to the inbox.
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Robly

Paid
Robly is a leading innovator in Small Business Marketing Automation. Robly invented OpenGen in 2014 and Robly A.I. in 2015.
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Salesforce Email Studio

Build more meaningful and lasting relationships and connect with your customers across sales, customer service, marketing, communities, salesforce platform, analytics, and more using
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Sendy

Paid
Sendy is a self hosted newsletter application that lets you send trackable emails 100x cheaper via Amazon SES.
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SMTP2GO

Paid
By creating an account you agree to our Terms of Service and Privacy Policy.
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SocketLabs

SocketLabs offers trusted, easy-to-use email delivery solutions, in-depth analytics, and easy integration! Get started online today with a free account.
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SparkPost

Deliver your app and website emails on time and to the inbox. Trusted to send 37% of the world's B2C email. Email delivery for companies big and small.
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Superscribe

Freemium
Superscribe is the easiest email tool. ???? Free WordPress popup plugin. ???? Email lead capture and send emails. ???? Super Support.
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WiseStamp

Freemium
WiseStamp allows you to easily create and implement slick and unique email signatures for your business.
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