Compare the Top Transactional Email Services for Windows as of June 2025

What are Transactional Email Services for Windows?

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 Transactional Email services for Windows currently available using the table below. This list is updated regularly.

  • 1
    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.
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    Starting Price: $20 minimum topup
  • 2
    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
  • 3
    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
  • 4
    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
  • 5
    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.
  • 6
    ExpertSender

    ExpertSender

    ExpertSender

    What is ExpertSender? ExpertSender is a stable, high deliverability platform that helps eCommerce stores to grow their revenue with marketing automation across email, SMS, mobile, web and chat channels. We provide advanced data-driven customer segmentation, dynamic message personalization and dedicated support for all our customers. We've been in the business for over 11 years and deliver over 20 billion messages a year for over 1,000 brands worldwide. Best For Medium-sized and big eCommerce stores, but we also bring value to other industries, including travel & hospitality, finance & banking, automotive and media & publishing.
  • 7
    SMTP.com

    SMTP.com

    Ziff Davis

    Reliable SMTP relay and email delivery services. Powerful email delivery services that enable you to send and track high volume emails effortlessly. Integrate and start sending in minutes. All your transactional, email relay and email delivery needs under one roof. Whether you need a low-latency email delivery provider for your transactional emails, scalable infrastructure for high-volume sends or reliable backend solution for your marketing campaigns, SMTP is built to deliver. Reputation Defender is SMTP’s proprietary technology that uses big data to proactively monitor your email list health and safeguard your domain and IP reputation among ISPs by suppressing bad emails in your sends from hard and soft bounces. This ensures your delivery rates and inbox placement incrementally gets better over time.
    Starting Price: $25 per month
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