Top SaaS Companies 2026

Newsletter platform built for growth

Beehiiv is a newsletter platform built by former Morning Brew employees, offering publishing, monetisation, audience analytics, and referral programme features for independent newsletter creators.

Email, SMS, and CRM platform for growing businesses

Brevo (formerly Sendinblue) is an all-in-one CRM and marketing platform offering email marketing, SMS campaigns, marketing automation, and transactional emails for businesses of all sizes.

Email marketing software for digital marketers

Campaign Monitor is an email marketing platform known for its beautiful template builder and advanced list segmentation, helping digital marketers send targeted campaigns that drive results.

Email marketing and online marketing for small businesses

Constant Contact is an email marketing platform designed for small businesses, offering email campaign creation, event management, social media posting, and basic marketing automation.

Email marketing built for e-commerce revenue

Drip is an e-commerce-focused email and SMS marketing platform that helps online stores build automated revenue-generating workflows using deep e-commerce data integrations.

All-in-one email marketing and automation platform

GetResponse is a comprehensive email marketing and online marketing platform offering email campaigns, marketing automation, webinar hosting, landing pages, and an AI-powered email generator.

Email marketing for creators and online businesses

Kit (formerly ConvertKit) is an email marketing platform built for content creators, bloggers, and course builders — offering visual automation, subscriber tagging, and built-in tools to sell digital products.

Email and SMS marketing for e-commerce growth

Klaviyo is a publicly traded marketing automation platform focused on B2C and e-commerce brands, combining email, SMS, push notifications, and WhatsApp messaging with a built-in customer data platform. Listed on the NYSE in 2023, it serves over 205,000 paying customers across 100+ countries, processes more than 2 billion daily events, and manages over 7 billion customer profiles.

Email marketing and automation for growing businesses

Mailchimp is an email marketing and marketing automation platform acquired by Intuit in 2021 and originally founded in Atlanta in 2001. It combines email campaigns, SMS marketing, landing pages, social media advertising, and AI-assisted campaign creation. The platform integrates with 300+ third-party services including Shopify, WooCommerce, Salesforce, and Zapier, and serves businesses of all sizes with a tiered free-to-paid model.

Email marketing and automation for creators and SMBs

MailerLite is an affordable email marketing platform with a generous free plan, offering automation, landing pages, pop-up forms, and a website builder for small businesses and creators.

Email marketing automation platform for growing businesses

Moosend is an email marketing and automation platform offering drag-and-drop campaign creation, behavioural automation, landing pages, and subscription forms at accessible pricing for growing businesses.