Best Transactional Email Services of 2025

GetResponse

GetResponse provides all-in-one marketing software that empowers marketers, solopreneurs, coaches, creators, and small business owners with affordable, easy-to-use tools for email marketing, marketing automation, and content monetization. With over 25 years of expertise, GetResponse goes beyond email with tools to help grow and engage audiences, create and sell courses, and turn ideas into income. It’s the go-to solution for building a personal brand, selling products and services, and fostering a loyal community.

1,459 Ratings

Starting Price: $0

View Service

Visit Website

Critical Impact

Critical Impact allows you to enhance and simplify your email marketing campaigns. Our tools let you effectively manage your email and SMS lists, send personalized and automated emails, along with text messages (SMS) for your marketing campaigns all at a competitive price model. Our subscriber scoring algorithms will mine your data to quickly identify those subscribers who are most likely to read your next email, consume additional emails, or make another purchase. With our easy-to-use interface, you can schedule messages to send in minutes. Select your send options all on one page, and then prevent mistakes by seeing a confirmation of all your send details. Even A/B test your email across device screens – from phones to tablets to monitors.

6 Ratings

View Service

Routee

AMD Telecom

Routee is an intelligent omnichannel communication platform (CPaaS) offering advanced Web and API automation for all industries worldwide. Powered by AMD Telecom’s robust infrastructure, Routee's services enable businesses to optimize their marketing & business processes. -SMS Marketing: tailor-made messages based on customers' individual preferences -Email Marketing: personalized newsletters & email campaigns based on an audience's behavioral data -Transactional Email: automated emails to customers on important data regarding their transactions -Marketing Automation: rich forms & customer data capture, automation of repetitive marketing tasks, and tracking of marketing campaigns -Two Factor Authentication: a second layer of security with fallback through SMS, Voice, Viber & Missed Call -Cloud IVR: multilingual capabilities, turning speech into text, & text to human-sounding speech -Push Notification: personalized web & mobile push notifications, based on segmentation and user

2 Ratings

Starting Price: $0.01 one-time fee

View Service

ClickSend

ClickSend offers SMS, MMS, Voice, Online Mail, Email and Fax software for businesses. Our communications and messaging tools are simple to use, automate and integrate. That’s why they’re used by some of the most trusted brands, organisations and developers globally. Built for all, you can access ClickSend via our Dashboard, mobile app, flexible API or 900+ integrations. Plus, ClickSend offers helpful 24/7 support, and lightning fast delivery via a secure and reliable platform. From SMS marketing and alerts to bulk mailouts sent from your browser, join over 90,000+ businesses sending communications around the world. Our 100% uptime guarantee and lightning fast direct routes provide reliable messaging, no matter the channel. From small businesses to enterprise, ClickSend powers billions of messages around the world with 232+ direct carrier connections. Plus, ClickSend is always pay-as-you-go. That’s why ClickSend is business communications, solved.

73 Ratings

Starting Price: $20 minimum topup

View Service

Selzy

Selzy is an ecosystem of easy-to-use marketing automation tools that helps small and medium businesses grow. From list growth and crafting a perfect email to segmentation, automation, A/B testing, and analytics, Selzy covers it all. - Launch your first campaign in less than 15 minutes: use smooth drag-and-drop email builder, 140+ goal-oriented templates, and AI writing assistant - Anti-spam email checker: have every email rated and get personalized tips to improve deliverability - Grow your list with customizable pop-up forms - Connect your favorite tools: Shopify, WordPress, Woocommerce, Airtable, Salesforce, HubSpot, Pipedrive, and so much more - Get 24/7 help from our support team (real humans with top-notch email marketing experience).

28 Ratings

Starting Price: $7 per month

View Service

Brevo

Say hello to Brevo (formerly Sendinblue) — the platform that helps you build customer relationships across Email, SMS, Chat, and more. The complete toolkit to turn one-time browsers into long-term customers. Connect with contacts directly in their inbox with beautifully designed email campaigns. Send targeted messages that land straight in your customers' pockets. Brevo empowers businesses to build and grow relationships through marketing automation, email campaigns, transactional emails and SMS messages. What makes us different? Brevo is powered by our world-class customer happiness team and we offer pricing plans guaranteed to make you smile. Our platform combines a robust suite of services within a single, user-friendly solution. Happy Sending!

24 Ratings

Starting Price: €25 per month

View Service

WebEngage

WebEngage is the best-in-class marketing automation software suite that helps business-to-consumer (B2C) companies improve user retention and drive more revenues. Cloud-based and easy to use, WebEngage aids businesses in managing cross-channel communication with their customers while allowing them to send messages via Emails, SMS, mobile push notification, web push notification, on-site alerts, in-app messaging, IVR, Facebook & Whatsapp. The solution includes cross-device tracking, live segmentation, deep data personalization, and more. Plus, using WebEngage's Journey Designer helps businesses to effectively create complex lifecycle campaigns.

5 Ratings

View Service

emfluence Marketing Platform

emfluence

Designed with you in mind, the emfluence Marketing Platform offers an intuitive interface and powerful features to streamline your digital marketing efforts. Whether you're launching personalized campaigns, managing multiple brands, or crafting strategies, our platform empowers you to succeed with email automation, advanced personalization in email marketing, social media management, timely SMS marketing, high-converting landing pages, comprehensive automated reporting, website tracking, lead scoring, a centralized marketing calendar, and more. Experience the perfect balance of usability and functionality with the emfluence Marketing Platform, and take your marketing to the next level.

4 Ratings

Starting Price: $1,000/month

View Service

SendGrid

Twilio SendGrid

Email is the backbone of your customer engagement. The Twilio SendGrid Email API is the email service trusted by developers and marketers for time-savings, scalability, and delivery expertise. Our flexible Email API and proprietary Mail Transfer Agent (MTA), intuitive console, powerful features, and email experts make it easy to ensure all your email gets delivered in seconds and without interruption. Monitor engagement data and optimize deliverability with our Deliverability Insights dashboard. Whether you’re sending 100 emails or 100 billion, SendGrid is built to scale. Integrate with our RESTful APIs and SMTP in minutes, with sample code libraries available in 7 languages, interactive docs, templates, and more.

8 Ratings

Starting Price: $19.95 per month

View Service

Mailjet

Sinch

The email solution for fast-moving teams. We know how hard it can be to find an affordable and effective email service. Mailjet is the perfect solution for your needs, our advanced features help you grow your business at a very reasonable price. Effortlessly craft beautifully responsive email in just a few clicks with our email editor, Passport. Use our rich library of free email templates or create your own design from scratch. Use Mailjet’s Collaboration Toolkit to work on the same email template or campaign in real time to increase your team’s efficiency. Drastically shorten feedback cycle with commenting and approval workflow features to go faster. Personalize each email with customer data you collect and segment your contact list to send the right content to the right customer. It’s easy to make each of your recipients feel special. Optimize the performance of your campaign with real-time statistics available with each sending.

3 Ratings

Starting Price: $9.65 per month

View Service

SendPulse

A multi-channel marketing automation platform designed to help marketers create personalized promotional campaigns. Users can choose between email, SMS, and web push notification or build an elaborate message sequence by combining several channels in a single campaign. When it comes to email marketing, the platform packs all the necessary tools to automate lead nurturing and lead generation. Users can create custom subscription forms and grow their mailing list. Intuitive drag and drop allows users to design mobile-friendly email templates or choose a predesigned one from a massive gallery. The company, also, offers a transactional email service that users can use to send up to 12000 free emails via SMTP or API. SendPulse has its own chatbot builder. Users can create a Facebook Messenger chatbot or a Telegram chatbot and use it to send personalized campaigns or as an autoresponder.

2 Ratings

Starting Price: $9 per month

View Service

turboSMTP

TurboSMTP understands that email is not just a means of communication but the backbone of your customer engagement strategy. TurboSMTP Email API is trusted by developers and marketers alike for its time-saving features, scalability, and delivery expertise. Our service offers a flexible SMTP relay solution along with advanced features tailored to meet the needs of businesses of all sizes. With our intuitive dashboard, powerful features, and dedicated support, ensuring the delivery of your emails is seamless and uninterrupted. TurboSMTP's infrastructure is built to scale, whether you're sending a few hundred emails or millions. Integration with our service is effortless, with sample code libraries available in multiple languages, interactive documentation, and customizable templates. Monitor engagement data and optimize deliverability with our comprehensive reporting tools. Trust TurboSMTP to deliver your emails reliably and efficiently, empowering you to engage with your audience.

7 Ratings

Starting Price: $14.95 per month

View Service

inwise

inwise is an all-in-one AI-powered marketing cloud tool designed to help businesses grow and connect with their audience. It simplifies direct marketing by offering features like popups, signup forms, and automated customer journeys to attract, engage, and convert leads into customers. With inwise, businesses can manage email marketing, WhatsApp & SMS campaigns, landing pages to boost sales, while also retaining customers through newsletters and personalized messaging. Trusted by thousands of businesses worldwide, inwise ensures data security with both on-premise and SAAS solutions, offering seamless integration with your existing data

1 Rating

Starting Price: $18.00/month

View Service

TouchBasePro

Our Email Marketing platform has all the tools you need to become an email marketing pro. Check out our many features like transactional emails, workflows, automations and different campaign types to see what we mean. Our campaign builder allows you to design stunning emails, like a pro. Creating an effective campaign requires that you have the right tools for the job. An email marketing and digital strategy expert will learn the ins and outs of your business, existing email program and identify your campaign goals. We will then analyze and perform an audit of your current marketing and database growth strategy, along with your current email program to identify key areas of improvement. We will set up a consultation to review the critical areas of improvement, best practices, examples and how we propose to work alongside your business to win. Receive an in-depth guide on the way forward and how we will help create high-value, low-cost ways to achieve your goals.

1 Rating

Starting Price: R259 per month

View Service

Everlytic

Everlytic’s bulk messaging and automation platform enables you to: - Grow your marketing lists - Create personalized emails, texts + more - Track message engagement Want to help your customers feel more connected to your brand? Of course you do! Because connected customers buy more from you, more often. Personalized automated marketing is the key. That’s why we created a single platform for sending hyper-personalized emails, text messages, voice broadcasts, and push notifications – easily, automatically and at scale. Leading companies trust Everlytic to get more messages into more inboxes. Everlytic simplifies the building of superior customer journeys that target and engage people with relevant, on-time messages. Messages that resonate. You get real-time insights into how your audience interacts with your content – and the power to connect with the right people and convert them at the right time.

1 Rating

View Service

Bird

Bird (formerly MessageBird) is the next-generation CRM for Marketing, Sales, and Payments, powering over 5 trillion annual messages across Email, SMS, and WhatsApp. Leading brands grow cost-efficiently with Bird through personalized interactions on Email, SMS, and WhatsApp. The world's most innovative companies build communication solutions using Bird's applications and APIs. Get started today and talk to your customers over any channel, for any use case, anywhere in the world. Marketing messages, push notifications, order updates, delivery alerts and more. Operational bottlenecks slowing your growth? Use automated conversations and workflows to collect critical information up front, reduce manual tasks, implement self-service flows, and route chats to the right agent. Get up and running in minutes on our reliable, auto-scaling APIs with extensive documentations, complete API references and intuitive SDKs.

2 Ratings

Starting Price: $45 per month

View Service

Go4Clients

Automate customer engagement with our Drips technology. Go4Clients latest Drips feature uses a combination of SMS, Voice, Email, and Mobile Landing Pages to interact with your customers. Map out the customer journey and let consumers flow down your sales funnel automatically. Trigger messages with different channels based on a user's actions or no actions. Want to BOOST YOUR SALES? Easy. Integrate your current forms to Go4Clients and automate your communications in just a few minutes. Go4Clients allows you to automatically pass data to and from other web services without writing a single line of code. DRIPS make omnichannel and automation simple. Just pick your message and choose the most relevant channel for the very right time. Let’s start connecting with customers anywhere in the globe. Go4Clients has worked across many Industries.

Starting Price: $50 per month

View Service

MailerSend

MailerSend is a transactional email and SMS service designed for developers to work faster and smarter. A drag & drop builder and dynamic templates enable anyone at any skill level to create personalized transactional emails, while our SMS templates help you create professional transactional SMS messages. MailerSend’s advanced infrastructure scales with your sendings, while the latest security protocols protect your sender reputation. Plus, you can integrate your email sending and tracking in your apps using SMTP or a flexible email API. Built by deliverability experts, and with the inbuilt email verification tool, you can rest easy knowing your messages will be delivered and avoid spam folders, while dedicated IPs are available for high-volume senders. Plus, inbound routing enables your customers to interact with your messages, sparking conversations and increasing engagement. Get started for FREE with 500 emails, then upgrade for as little as $7/month for up to 5000 emails.

Starting Price: Free

View Service

CXONCLOUD

UNLOC Ltd.

CXONCLOUD is a B2B SaaS built to create, manage & measure the end-end customer experience in simple clicks. One solution that offers unlimited customer feedback, booking, loyalty, awards, rewards, referral marketing, email automation and helps businesses deliver a consistent seamless experience on all customer touchpoints. CXONCLOUD not only improves search but also simplifies customer engagement may it be a booking or feedback. It understands customer sentiments, immediately acknowledges customer concerns automatically & alert the impending negative word of mouth. The all-in-one app automatically measures the loyalty factor of customers & has readymade loyalty campaigns to engage customers on email & social media. The inbuilt referral marketing campaigns can help small business get new referrals from existing loyal customers in simple clicks. The loyal customers can be rewarded with promo codes & QR codes with automatic list generations & rewards management modules.

Starting Price: $39.00/month

View Service

Courier

Notifications are hard. They require infrastructure that is reliable, scalable and observable as well as an end user experience that is helpful and respectful. Drag and drop content blocks, add your own custom code, or do a mix of both. Trigger notifications based on user actions, while respecting their preferences and your rules. Quickly access relevant cross-channel stats including delivery status and engagement data. Prioritize your channels and use both conditional logic and user preferences, to control who sees what, when, and through which channel. With just one easy-to-use API, you can access client libraries written in the most popular programming languages, and deploy notifications faster with cleaner code.

Starting Price: $.005 per notification

View Service

Maileroo

At Maileroo, we provide a powerful platform for both SMTP relay and email marketing. We ensure fast, reliable email sending with real-time tracking of deliveries, clicks, opens, and bounce rates. With our free Email Verification API, dedicated IPs, and DNS Records for sender authentication, we help reduce bounced emails and improve deliverability. Our email marketing platform makes it easy to create and manage campaigns. You can personalize emails, use our drag-and-drop email templates, form builders, and flexible Contacts API. We provide real-time statistics and in-depth analytics to help you optimize your campaigns and boost engagement. We also offer seamless DNS setup, automation tools, multi-sender identities, and efficient contact management. Whether you're a small business or growing enterprise, Maileroo offers budget-friendly pricing and everything you need to scale your email marketing, making it a smart choice for businesses of all sizes.

Starting Price: $10 per month (25,000 emails)

View Service

Tarvent

Tarvent makes email marketing and automation easier than ever. We are designed to be the easiest and most intuitive email marketing platform available, offered at a price everyone can afford. Tarvent simplifies advanced automation for marketers at all skill levels, helping businesses automate their processes, with 95% of our customers finding automations invaluable. Customers describe our interface as intuitive and the platform as simple and user-friendly, noting it's a powerful, affordable alternative to others. Our support is second to none, with 99% customer satisfaction, described by users as "great support," "stellar support," and "responsive support". Customers who switched from other platforms found our campaign builder, contact tools, and automation outshine competitors. Choose Tarvent for an intuitive, powerful, and affordable solution for all your email marketing and automation needs.

Starting Price: $16/month

View Service

Netcore Email API

Netcore

Choose the best email API or SMTP for the most robust email delivery experience. Netcore Email API (formerly known as Pepipost) provides a powerful transactional email delivery infrastructure and AI-powered inboxing which is reliable, scalable, secure and easy-to-use, at the most affordable pricing plans. We help brands to engage with their customers at the right moment with the right content over emails.

Starting Price: $25 per month

View Service

Sarv Email Marketing

Sarv

Email Marketing can take your business to another level as Email is the currency of web nowadays. Anyone who is online has an active email address. According to statistics, Email Campaign generates $40 ROI for every $1 spent. So why not use Email Marketing for your business to broaden the reach. Sarv Offers Business Email Marketing Service to send the right mail to the right person. Experience how easy it is to create and send a beautiful & personalized mailer with marketing tools like Automation, user-friendly drag and drop editor, advanced segmentation, A/B testing, advanced metrics, reporting, and more for today’s fast-growing business.

Starting Price: $7.50 per user per month

View Service

Mailcot

Email Marketing Services allows your business to email the consumer whenever you want. While not every email needs to be a sales pitch, your contact with the customer should provide something of value to them. If you are looking for a Transactional SMTP service, then you probably have an application that sends out either marketing or transactional messages and is searching for a host to relay these messages in bulk. Create fully automated campaigns with the world’s most intuitive workflow builder. Apply tags, trigger campaigns, add delays, branch with if-then logic, and do about 30 other things. With powerful functionality that allows businesses to move quickly. Drive more sales with email marketing that really resonates. Nurturing your leads with our platform , give points and covert it from lead to customers.

Starting Price: $7.19 per month

View Service

iPost

Finally, an email platform that is built for marketers by marketers. The easiest, most flexible, and dynamic marketing automation solution for your email and mobile needs. Tired of legacy platforms that are too expensive, too hard to learn, or that you’ve outgrown? You’re not alone. iPost has the tools you need. Plus the platform is easy to learn and flexible enough to adapt as you grow. The iPost email platform was built to fit the needs of today’s marketers with the scalability and features needed to grow with marketers of the future. iPost brings powerful features to email marketing with technology that is responsive, flexible, and easy to use. Real-time data to fuel audience discovery, targeting, and personalization. Intuitive reporting, from campaign, trends, to funnel and conversion tracking. Drag and drop personalization, dynamic content, and code-free design tool. Check why iPost is a recognized as a leader in The Relevancy Ring 2019 Enterprise ESP Buyers Guide.

View Service

Related Marketing Cloud

Related Digital

Related Marketing Cloud (RMC) is a personalization and marketing automation tool for data-driven Omni-channel marketing. One-to-one consumer relationships powered by all in one platform to drive higher revenue, improve customer lifetime value, grow audience, and boost performance. We are proud to provide you the following services: Customer Data Platform, Email Marketing, Mobile Marketing, Web Targeting, Product Recommendation, Customer Journey Manager. Related Digital serves more than 1500 clients of all sizes across various industries - including brands like Estee Lauder, Delivery Hero, Ebay, Wolksvagen, Victoria's Secret, Carter's, Aviva, IKEA, Marks&Spencer, Turkcell, Starbucks, Beymen, Audi, Gap, BBVA, Turkish Airlines, Siemens. We are proud to support our clients internationally from our offices in London, Hamburg, Berlin, Dubai and Istanbul.

View Service

EmailDelivery.com

The easiest email marketing platform you've ever used. Clean intuitive user interface that doesn't make you "hunt" to figure out what you can do. Simple straightforward email automations. The next step is always right in front of you, no need to pore over documentation, video explainers, or train your team. Send a broadcast to multiple contact lists, dynamic segments, and groups of tagged contacts simultaneously. Personalize using any contact property in your database along side engagement, interests, behavior, and more. Trigger contacts who engage with your broadcasts into funnels of automated email sequences. Design gorgeous responsive emails with our intuitive drag & drop composer. Choose WYSIWYG for minimalism or raw HTML for pixel perfection. Realtime engagement Tagging for opens, clicks, and messages received. Suppress segments, Tags, and upload suppression lists to fine tune your audience.

Starting Price: $35 per month

View Service

CrowdPower

Grow your business with targeted customer engagement. Track key customer actions and deliver tailored communications to drive sales and increase engagement. Grow your business with targeted customer engagement. Track key customer actions and deliver tailored communications to drive sales and increase engagement. Advanced Segmentation. Create customer lists based on who they are, where they are, and what they do (or didn’t do) to send targeted messages at the right time. Simple Execution. Powerful Results. Add CrowdPower to your website with just a few lines of code and start delivering tailored communications to drive sales. If your organization is using Segment to install third party integrations, you can start using CrowdPower instantly by turning on the integration in Segment’s console.

Starting Price: $48 per month

View Service

Migomail

Using an SMTP relay service like Miogmail is the simplest way to get started sending marketing and transactional emails. Send emails as per specific action or send series based bulk email relentlessly. Design creative customize email templates using drag-drop editor or use readymade responsive template. Security is Security is first priority, secure email infrastructure integration with SSL, DKIM, DMARC, SPF, SSL, TLS. Increase your email delivery with advanced management tools and Dedicated IP address. Create professional-looking personalized transactional, promotional and newsletter email. Utilize transactional/promotional SMTP or SMTP API to send bulk email.

View Service

Best Transactional Email Services

Compare the Top Transactional Email Services as of November 2025

What are Transactional Email Services?

GetResponse

Critical Impact

Routee

ClickSend

Selzy

Brevo

WebEngage

emfluence Marketing Platform

SendGrid

Mailjet

SendPulse

turboSMTP

inwise

TouchBasePro

Everlytic

Bird

Go4Clients

MailerSend

CXONCLOUD

Courier

Maileroo

Tarvent

Netcore Email API

Sarv Email Marketing

Mailcot

iPost

Related Marketing Cloud

EmailDelivery.com

CrowdPower

Migomail