Doppler Relay Alternatives & Competitors

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.

Key Brevo features:

User-Friendly Interface Comprehensive Analytics Customization Options Automation Features

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.

Key Mailgun features:

Scalability API Flexibility Deliverability Analytics and Tracking

Open Source

Warmup Inbox is a tool that automates the process of warming up your email inboxes, raising your sender reputation and inbox health automatically.

Key Warmup Inbox features:

Automatically warms up domain to be ready for cold email Improve Email Deliverability Improve Domain Reputation Improve IP Reputation

Try for free paid Free Trial $12.0 / Monthly (Per inbox, per month.)

We make it easy to send emails triggered by user behavior. Build, measure and improve your emails to activate and retain users.

Key Customer.io features:

Powerful Segmentation Behavioral Targeting Flexible API Customizable Workflows

Mandrill is a new way for apps to send transactional email. It runs on the delivery infrastructure that powers MailChimp.

Key Mandrill features:

Scalability Deliverability Integration Analytics

 SMTPProvider offers SMTP server with a mailing software for mass promotional & transactional emailing.

Smartech is a AI-powered Cross-channel Marketing Automation & Analytics Suite. It helps marketers and product managers LISTEN to and ANALYSE consumer behavior, and execute hyper-personalised campaigns to retain and engage users (CONVERSE). .

Key Smartech features:

Comprehensive Marketing Suite AI and Machine Learning Capabilities User-Friendly Interface Advanced Analytics

Elastic Email is an all-in-one email delivery platform for both marketing and transactional email.

Key Elastic Email features:

Cost-Effective Scalability User-Friendly Interface API Integration

Klaviyo helps brands own the customer experience, grow higher-value relationships, and deliver more personalized marketing experiences across email, mobile, and web.

Key Klaviyo features:

Integrations Advanced Segmentation Customizable Templates Detailed Analytics

You can use SendGrid via SMTP or our simple to use Web API. Understand how best to utilize SendGrid.

Key SendGrid Email API features:

Scalability Deliverability Comprehensive API Analytics

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.

Key Postmark features:

High Delivery Rates Fast Sending Speed User-Friendly Interface Detailed Analytics

Open Source

SMTP2GO is the scalable, reliable email deliverability solution. Worldwide servers, a robust API, and powerful reporting set us apart. Try our free plan!

Key SMTP2GO features:

Reliability Global Infrastructure Detailed Reporting Easy Integration

Ariticmail is a transactional email delivery API for applications and enterprises.

Key Aritic Mail features:

Comprehensive Features Scalability User-Friendly Interface Deliverability

RealTime Email provides email relevance by enabling marketers to respond to each recipient’s personal context.