Best Email Marketing Software for Windows

Letsignit is a centralized email signature management platform for organizations of all sizes. Create, assign, and manage signatures for all employees, standardize formats company-wide, and reduce manual requests with updates driven by directory data such as Active Directory. Designed for Microsoft 365 and Exchange environments and compatible with common email clients, it supports brand consistency and compliance while giving Marketing and Comms controlled access to run targeted banner campaigns. Hosted on Microsoft Azure and certified ISO 27001 and ISO 27018, Letsignit meets enterprise security requirements and keeps signature management simple at scale.

Act! Advantage is a full front-office CRM solution with all-new functionality that unites sales, marketing, and customer management in one intuitive, affordable platform to help you stay organized, attract new customers, and turn relationships into results. Act! Advantage includes Interactive Quotes and Payments, Website Chat, Accounting Integration, Appointment Scheduling, Project Management, Web Forms, Online Surveys, and more, broadening Act!'s footprint across your entire front office, and reducing your need for costly, third-party tools. Additionally, you can select the perfect fit, cost-effective tier to meet your current needs with peace of mind knowing that Act! will grow with you. For 38 years, Act! has partnered with small and midsize businesses - listening, learning, and building alongside them and Act! Advantage is the culmination of nearly four decades of their feedback. Every feature is designed to reflect how today’s SMBs run their businesses.

Bitrix24 replaces a fragmented app stack with a single workspace combining CRM, project management, and collaboration tools. Trusted by 15 million companies, Bitrix24 brings all business operations into one central hub. The CRM manages lead tracking, automated pipelines, and an omnichannel contact center. For daily teamwork, Bitrix24 provides chats, HD video calls, shared calendars, corporate mail, and document co-editing, alongside Kanban boards and Gantt charts to track project dependencies. CoPilot AI assistant is embedded throughout the platform and serves as a secure assistant that handles routine writing, summarizes long client conversations, creates tasks from notes, and helps teams work faster. A generous free plan supports unlimited users. For growth, flat-rate pricing charges one fixed fee for the entire company, eliminating per-user costs. The mobile app gives remote access, while the self-hosted edition deploys on private servers with open source-code access.

SuiteCRM is the award winning Customer Relationship Management application brought to you by SuiteCRM Ltd who are the authors and maintainers. The application is enterprise ready and completely scalable to suit any business size or business requirement. The application is fully customisable and can be tailor made to fit your current or future business processes. Most importantly the application is Open Source, so it’s completely FREE to use, with no limitations on users.

Kentico is an award-winning provider of digital experience platforms that enable businesses to drive better outcomes with fewer resources by delivering multichannel digital experiences using a hybrid headless approach. Its digital experience platform (DXP), Xperience by Kentico, minimizes overhead by focusing on real customer needs. With a wide set of capabilities, it empowers teams to deliver better customer experiences through multiple channels faster. Thanks to Kentico, marketers can craft consistent personalized customer journeys from awareness to advocacy using built-in low-code, no-code tools. They can experiment with new marketing channels and improve the maturity of their marketing ecosystem, while enhancing business and marketing agility. Kentico offers excellent Time-to-Market and Total Cost of Ownership (TCO), market-leading support, SaaS or on-premises deployment, and is backed by a global network of implementation partners.

nuevoMailer is a self-hosted email marketing software for businesses or other organizations that need an in-house, self-hosted & self-managed solution for email marketing. It is loaded with utilities for efficient list management and segmentation, building and sending highly targeted email campaigns, designing rich personalized newsletters, viewing and analyzing real time reports and following-up with drip campaigns and autoresponders. nuevoMailer comes in different configurations: standalone, WordPress plugin, SaaS version for ESP providers. It works with all major smtp and hosting providers. For those who want to take it a step further, it also offers a comprehensive api and a Zapier app. nuevoMailer has an unique architecture with clear separation of entities like subscriber, mailing list, newsletter, campaign, sender profile. This opens a world of options not usually found in similar software. It is a cost-effective solution for measurable results in email marketing.

Bloomreach personalizes the e-commerce experience. Its data engine unifies real-time customer and product data so businesses understand what customers really want. By connecting that understanding to every channel, the e-commerce experience becomes limitless — reflecting a changing customer as they shop. Amplified by the speed and scale of Loomi, Bloomreach's AI for e-commerce, this creates endless new paths to purchase. Bloomreach products include: Engagement, a marketing automation platform; Discovery, an e-commerce search solution; Content, a headless CMS; and Clarity, AI-powered conversational shopping. The company has multiple AI patents and serves global brands that include Williams-Sonoma, Bosch, Puma, and Marks & Spencer.

MailEngine is a self-hosted autoresponder software that is planned with an emphasis on inboxing & conveyance starting from the earliest stage. MailEngine is a full-fledged autoresponder system. It is built right inside WordPress for the convenience of your customers. MailEngine has all the features that you use inside your autoresponder and seamlessly sends out emails to your list of customers. Features of MailEngine: * Send emails through Gmail and GSuite, with its in-built Gmail’s API integration * With an in-built content spinner, you can send a unique email every time * In-built spam detector notifies when any spam word is used in a mail * URL spinner creates a unique URL every time you send a mail. The person who clicks, goes to the correct page * You can easily set up mail with its email scheduling feature and send whenever you want to * Sends an automatic mail follow-up sequence to anyone who subscribes to your list * Supports GDPR compliances * Detailed reporting

Octeth is an enterprise-grade on-premise email marketing and audience management software. Its forever free community edition gives you access to all enterprise-level features enabling you to send GDPR-compliant mass emails to up to 10,000 subscribers for free.

Getsvision Email Marketing & SMTP Platform is a cloud-based communication and marketing solution designed to help businesses manage email campaigns, improve deliverability, and automate customer engagement. The platform provides reliable SMTP server infrastructure for secure and high-volume email delivery, along with advanced email marketing tools for creating, scheduling, and tracking campaigns. Businesses can use the platform to send newsletters, promotional emails, transactional messages, and automated customer communications with improved inbox placement and performance monitoring. The solution also supports marketing automation, audience segmentation, analytics, reporting, and API integrations to streamline communication workflows.

K2Mailer is an email marketing and campaign management platform built to help businesses create, deliver, automate, and measure email communication with greater control. Its services cover the core areas of modern email marketing, including bulk email campaigns, newsletters, audience segmentation, contact management, personalization, drip campaigns, automated follow-ups, triggers, split testing, campaign scheduling, and performance analytics. K2Mailer also provides deliverability-focused capabilities such as sending-domain and server management, email verification, bounce and complaint processing, suppression management, and pre-send campaign checks. These controls are designed to help marketers identify important sending or audience issues before campaigns are delivered. K2Mailer also incorporates AI-assisted campaign creation and content improvement while keeping final sending decisions under human control.