MPZMail - Email marketing software and services. Create beautiful emails, then send and track the results.
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
MailerLite - Affordable Email Marketing Software. Get all features (Segmentation, Automation, A/B testing) for up to 1,000 subscribers & send unlimited emails for free!
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.
FreshMail - Email marketing simplified Create, send and track email marketing campaigns that work. Intuitive template editor Meet the revolutionary FreshMail Designer. Create beautiful and effective newsletters without any coding skills.
Plivo - Plivo simplifies your customer engagement.