MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Twilio - Brings voice and messaging to your web and mobile applications.
Brevo - Innovative online Email Marketing solution to manage your contacts, create & send your newsletters and track your results. More than 80 000 clients. Best prices and attractive features.
Plivo - Plivo simplifies your customer engagement.
Campaign Monitor - Email marketing software built for designers and their clients to run successful email campaigns.
MessageBird - Reach 7 billion phones in seconds via SMS, Chat & Voice. Try it for free and improve your communication.