Twilio SendGrid Email Marketing Campaigns Alternatives (January 2026)

Start sending transactional and marketing email in minutes. Easily scale to enterprise-volume with Twilio SendGrid’s Email API. Try it free!

Connect with customers on their preferred channels—anywhere in the world. Quickly integrate powerful communication APIs to start building solutions for SMS and WhatsApp messaging, voice, and email.

Validate users across SMS and preferred channels at scale with the Twilio Verify API, a turnkey, passwordless authentication solution that enables seamless and secure user onboarding, reduces fraud, and optimizes delivery rates without the heavy lifting. Twilio handles all your connectivity, channels, OTP generation, and more—so you don’t have to.

A simple, yet effective platform that helps you send the right email campaign to the right audience at the right time. Sign up today and see how.

With Constant Contact, you can create effective email marketing and other online marketing campaigns to meet your business goals. Start your FREE trial today!

Litmus is the all-in-one email marketing platform that provides the tools and solutions your team needs to make every send count. Try for free today!

Use Mailmodo to create and send interactive emails your customers love. Drive conversions and get better email ROI. Sign up for a free trial now.

Use real-time behavior data and AI to convert more customers with Mailchimp's marketing, automation & email marketing platform. Easy to use - start for free!

Streamline your emailing and boost your sales with Mailjet. We serve all your email and SMS needs with one simple and powerful service.