HubSpot CRM - Free CRM software for small businesses.
MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Less Annoying CRM - A simple customer relationship manager made just for small businesses. Manage contact info, track leads, and never miss a follow-up.
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.
Keap - Grow Sales. Save Time. Get Organized.
Campaign Monitor - Email marketing software built for designers and their clients to run successful email campaigns.