List of the Top 4 Email Marketing Software for Radar in 2026

OneSignal stands out as the leading platform for customer engagement, enabling mobile push notifications, web push messages, and in-app communications for over one million developers and marketing professionals. With its straightforward setup, OneSignal facilitates sending push notifications to your entire user base, offering robust features like segmentation, automated messaging, and smart delivery options. Designed with developers in mind, it supports coding in any programming language and can be implemented with fewer than ten lines of code. Additionally, it ranks as the most adaptable push notification provider, boasting integrations with major analytics services and Data Management Platforms (DMPs), along with Zapier, which connects to more than 1,400 applications and platforms. OneSignal provides the capability to send an unlimited number of messages to mobile users, as well as to up to 10,000 web push subscribers. Notably, 76% of the top million websites utilizing push notifications have chosen OneSignal as their provider, highlighting its significant presence in the market. Moreover, its user-friendly interface and comprehensive features make it an ideal choice for businesses looking to enhance their communication strategies.

Agentforce Marketing by Salesforce is an AI-driven marketing platform designed to deliver dynamic, personalized engagement across the entire customer lifecycle. Previously known as Marketing Cloud, it unifies data, automation, and intelligent agents into a single marketing ecosystem. The platform enables real-time, two-way communication across multiple digital channels. With a centralized customer data foundation, marketers gain a complete and actionable view of every interaction. AI-powered tools help generate audience segments, optimize campaigns, and personalize content automatically. Cross-channel orchestration ensures consistent messaging from acquisition to loyalty. Marketing Cloud supports B2B marketing automation as well as B2C engagement strategies. Built-in analytics measure performance and guide smarter budget allocation. Loyalty management tools help brands deepen customer relationships and drive retention. The platform integrates seamlessly with Salesforce CRM to align marketing with sales and service. Agentforce Marketing continuously learns from data to improve outcomes over time. It enables organizations to spark meaningful conversations and turn engagement into sustained growth.

Utilize Iterable, a premier platform for growth marketing and user engagement, to deliver the perfect message to the right device at the most opportune time. This cutting-edge tool offers authentic omni-channel relevance at scale, enabling B2C marketers to send personalized communications customized for each user across multiple channels. By harnessing real-time customer insights, Iterable allows marketers to design focused messages and run campaigns effortlessly. Moreover, the platform includes an intuitive Workflow Studio, which facilitates the creation of automated marketing campaigns. With features that cater to a diverse range of marketing strategies across all accessible channels, Iterable is specifically engineered to significantly boost user engagement while ensuring a streamlined experience for marketers. Ultimately, this powerful tool is instrumental in fostering meaningful connections with audiences.

Braze is an innovative customer engagement platform that facilitates messaging across various channels such as push notifications, email, and mobile applications. Designed to thrive in a mobile-centric environment and to adapt to the future of ambient computing, Braze stands out as the sole platform that offers real-time data streaming capabilities. This feature replaces outdated databases that were inadequate for serving today's interconnected consumers. By integrating data, technology, and teams, Braze enhances marketing efforts to be more genuine and relatable, leading to increased customer satisfaction. With a workforce of hundreds, Braze is a venture-backed organization with locations in cities including New York, San Francisco, London, and Singapore. Recognized for its rapid growth, the company earned the #85 spot on Forbes Cloud 100 and #21 on both Inc.'s 500 Fastest Growing Companies and Deloitte's Technology Fast500 List. Furthermore, The New York Times has acclaimed Braze as part of 'The Next Wave Of Unicorn Start-Ups', highlighting its potential for substantial impact in the industry. The company’s commitment to revolutionizing customer engagement is evident through its impressive accolades and global presence.