Compare the Top Enterprise Transactional Email Services as of January 2026

What are Enterprise Transactional Email Services?

Transactional email services provide a way to send automated emails triggered by specific events like customer signups, purchases or password resets. They are used as a means of communication for companies and organizations to quickly send personalized messages to customers. Customers can receive emails such as receipts, invoices, shipping notifications, order cancellations and other updates through transactional email services. Transactional emails often offer an efficient way to let customers know about their account activities without manual intervention from the company. Compare and read user reviews of the best Enterprise Transactional Email services currently available using the table below. This list is updated regularly.

  • 1
    ActiveCampaign

    ActiveCampaign

    ActiveCampaign

    ActiveCampaign is the autonomous marketing platform built to transform how marketers, agencies, and business owners work. Use Active Intelligence to power goal-aware automations and orchestrate personalized experiences across email, SMS, and WhatsApp. Effortlessly integrate with 1000+ apps, uncover deep performance insights, and optimize your workflows so you win every day.
    Leader badge
    Starting Price: $15 per month
    View Service
    Visit Website
  • 2
    Critical Impact

    Critical Impact

    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.
  • 3
    ClickSend

    ClickSend

    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.
    Leader badge
    Starting Price: $20 minimum topup
  • 4
    Brevo

    Brevo

    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!
    Leader badge
    Starting Price: €25 per month
  • 5
    WebEngage

    WebEngage

    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.
  • 6
    SendGrid

    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.
    Starting Price: $19.95 per month
  • 7
    Routee

    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
    Starting Price: $0.01 one-time fee
  • 8
    turboSMTP

    turboSMTP

    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.
    Starting Price: $14.95 per month
  • 9
    inwise

    inwise

    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
    Starting Price: $18.00/month
  • 10
    TouchBasePro

    TouchBasePro

    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.
    Starting Price: R259 per month
  • 11
    ZeptoMail
    Your transactional emails carry crucial information. ZeptoMail is a reliable and secure service that delivers these all-important emails instantly. With high-speed delivery and great inbox placement, ZeptoMail means you no longer keep your customers waiting. Transactional emails are unique emails that are usually triggered by some user action. More often than not, your customers are expecting these emails in their inbox within seconds of the trigger action. Pick the right delivery service and keep your customers happy. Your users will no longer be left refreshing their inbox for their email verification code or password reset emails. Email deliverability is a consequence of the reputation of the sender IP address. ZeptoMail is built exclusively to tackle the challenges of sending transactional emails. Delivery is good. Delivering to the right folder is crucial. ZeptoMail supports industry-standard authentication mechanisms such as SPF and DKIM.
    Starting Price: $2 per credit
  • 12
    Everlytic

    Everlytic

    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.
  • 13
    Bird

    Bird

    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.
    Starting Price: $45 per month
  • 14
    EmailLabs
    EmailLabs is part of the Vercom S.A Group, which implements technology solutions in the CPaaS model. We are a cloud SMTP server infrastructure: Cloud SMTP & Email API. With years of experience in sending to the most informed senders, we can make a measurable contribution to building email reputation and improving deliverability. We take care of standardization and security of both marketing, transactional and system messages of our customers. Thanks to the in-depth knowledge of our experts, we are able to prepare the infrastructure to ensure appropriate throughput and increase the sending speed for any market and any mailbox provider. Plug EmailLabs into your transactional sends - start sending in less than 5 minutes.
    Starting Price: Free
  • 15
    Amazon SES
    Amazon Simple Email Service (SES) is a cost-effective, flexible, and scalable email service that enables developers to send mail from within any application. You can configure Amazon SES quickly to support several email use cases, including transactional, marketing, or mass email communications. Amazon SES's flexible IP deployment and email authentication options help drive higher deliverability and protect sender reputation, while sending analytics measure the impact of each email. With Amazon SES, you can send email securely, globally, and at scale. Using either the Amazon SES console, APIs, or SMTP, you can configure email sending in minutes. Amazon SES also supports email receiving, enabling you to interact with your customers at scale. Regardless of use case or sending volume, you only pay for what you use with Amazon SES.
    Starting Price: $0.10 per month
  • 16
    CXONCLOUD

    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
  • 17
    Postmark

    Postmark

    ActiveCampaign

    ActiveCampaign Postmark is the email delivery service that developers and product teams actually like. Send transactional and marketing emails and get them to the inbox, every time. Postmark maintains one of the best delivery reputations in the industry by routing transactional and promotional messages through parallel but separate sending infrastructure.
    Starting Price: $10/month for 10,000 emails
  • 18
    Flowmailer

    Flowmailer

    Flowmailer

    -- The email engine you can build on -- We're everything that happens under the hood of your email communications. Reliable Email API with endless capabilities & features ready for integration. Flowmailer's Email Engine provides all the tools you need to build a professional email strategy. From marketing to customer support, from account management to warehousing, every email sent is valuable. Where others choose to focus on an email's looks rather than its performance - we opt for solid email deliverability first. Every email that hits the inbox is a valuable moment between you and your customer. Email Engines change the way we send emails. Ready to create the unparalleled email experience your customers deserve?
    Starting Price: €89 per month
  • 19
    Alibaba Cloud Direct Mail
    Direct Mail is a simple and efficient service to send email notifications and batch email quickly and efficiently without the need to build your own email server. Direct Mail is a key product for serving Alibaba's own e-commerce platforms, which includes servicing Alibaba's record-breaking annual sales festival. Tens of millions of emails are sent every day through Direct Mail by Alibaba and Alibaba Cloud customers. Direct Mail guarantees stable and high conversion rates across various mail channels. Emails can be sent with the product console, API interface, and SMTP interface. Outbound mail redundancy is stored on multiple servers and databases to provide stability and scalability. Control mailing frequency with strategic mailing functionality. Includes registration confirmation, order confirmation, password reset, transaction notification, and more. Includes product promotions, journal subscriptions, and more.
    Starting Price: $1.99 per six months
  • 20
    SMTP2GO

    SMTP2GO

    SMTP2GO

    Send and track all emails easily and securely with SMTP2GO, a reliable outgoing email service solution. SMTP2GO features a redundant, multi data center infrastructure that allows users to send emails even if there is a major internet outage. SMTP2GO has features like real-time analytics, bounce/spam tracking, weekly summaries, spamtrap detection, blacklist monitoring, DKIM/SPF, and more.
    Starting Price: $10 per month
  • 21
    SocketLabs

    SocketLabs

    SocketLabs

    SocketLabs is a reliable email delivery engine built designed to help companies of all sizes send marketing and transactional email fast and easy. Trusted by leading organizations such as Virgin and the American Red Cross, SocketLabs combines a feature-rich outgoing mail server delivery solution, an easy-to-use dashboard interface, and an even easier setup. It also features outgoing mail servers, advanced analytics, and top notch customer support.
  • 22
    Sarv Email Marketing
    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
  • 23
    iPost

    iPost

    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.
  • 24
    Related Marketing Cloud
    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.
  • 25
    CrowdPower

    CrowdPower

    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
  • 26
    Aritic Mail
    Deliver emails on time to the public & business mailboxes. Monitor the email-sending operations of your organization through real-time domain & IP monitoring. With our API, start sending transactional email notifications within minutes. Through robust cloud API and webhook, process inbound emails, track clicks, and handle operations effectively. Aritic Mail delivers transactional emails to your customers on time, always with high email delivery speed. Trust Aritic Mail to deliver transactional emails instantly with zero-lag in email delivery speed and inbox placement. Cloud-based Aritic Mail email server makes email delivery possible instantly, along with constant email delivery monitoring. Leverage Aritic Mail API, built for almost all programming languages, to seamlessly use with any stack. Deliver all of your organization emails through Aritic Mail and manage your email sending reputation.
  • 27
    Mailchimp Transactional Email (Mandrill)
    Transactional emails: Reach inboxes when it matters most. Deliver fast, personalized transactional emails using API or SMTP. Get the benefits of our experience sending billions of emails globally. Send personalized transactional emails that reach inboxes, not spam folders. Customize your analytics with pre-built dashboards, export API, and more. Read documentation guides, or contact our award-winning Support team for help. Use custom tagging, whitelabeling, conditional content, and more. Globally distributed infrastructure: Featuring automatic SPAM loop registration and pre-warmed dedicated IPs. Get analytics in multiple ways, plus custom tags, A/B test capabilities, and comparative reports. Utilize white-labelled click tracking, custom reverse DNS, rules engine, custom return path, and sub-accounts. That’s the average time to delivery for top 3 ISPs, sent from our MTAs to the recipient’s email server.
  • 28
    CanopyDeploy

    CanopyDeploy

    Inspired Thinking Group

    Transform the way you do omnichannel marketing with our game-changing CanopyDeploy platform. Intuitive and easy-to-use, CanopyDeploy is designed to drive global campaigns and work for small businesses. With simple drag-and-drop functionality, instantaneous segmentation and the ability to integrate with any secure data source, build fully connected customer experiences across any channel on this single-view CRM platform. Get invaluable insights and real-time reporting to maximize the effectiveness of all of your campaigns. Get the game-changing marketing automation platform. Seamlessly coordinate omnichannel customer journeys that span all touchpoints (email, SMS, landing page, social, WhatsApp and more) with CanopyDeploy's drag-and-drop functionality. Simply create detailed segments within the platform and talk 1:1 with your customers. Whether you're a small business or global brand, CanopyDeploy is completely scalable to your requirements.
  • 29
    Tencent Cloud Simple Email Service (SES)
    SES enables you to quickly reach larger market groups without restrictions at lower costs, boosting your business growth and increasing the market influence of your products, services and brands. SES can quickly deliver emails in over 200 countries/regions through all mainstream email service providers in the world. SES supports customizing email warm-up processes and provides specialized reputation checks to help you quickly establish and stabilize your IP reputation and improve your email delivery rate. SES offers accurate and intelligent visual data analysis, such as email delivery rate, read rate and click rate statistics. It also provides A/B testing to help you optimize your email content. SES provides prompt and efficient customer service upon service activation.
  • 30
    Tripolis

    Tripolis

    Tripolis

    Tailored marketing automation tools and knowledge to maximise the impact of your message. Create professional and catchy messages to suit your recipients. Create automatic flows and messages that suit your recipients. Create professional and responsive email messages quickly and easily with our drag & drop editor. The email editor is user-friendly and flexible. You don’t need any HTML or CSS knowledge to send your recipients beautiful and catchy newsletters. Compose and send SMS messages easily to your target group(s). Make your message personal by using the recipient’s first name or last name, for example. This will make you stand out! Set up automatic campaigns easily and conveniently. For example, send your one-time email immediately or create a complete lead nurturing campaign that you let run automatically. That way you are always in control.
  • Previous
  • You're on page 1
  • 2
  • Next