MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Optingun - Optingun helps online businesses to create forms to convert website visitors into subscribers using action driven popups and social optins.
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.
Novocall - Novocall converts web visitors into sales calls in seconds.
Campaign Monitor - Email marketing software built for designers and their clients to run successful email campaigns.
BetterContactForm - BetterContactForm provides a solution to companies for building contact forms on the web or mobile site.