Campaign Monitor - Email marketing software built for designers and their clients to run successful email campaigns.
SendX.io - SendX (https://sendx.io) provides remarketing and retargeting tools for web businesses. You can use popups, landing pages, email, web push notification, automation workflows and FB / Google retargeting to drive more revenue.
LeadMaster - The LeadMaster LeadMasterCRM All-in-One solution includes: marketing automation, lead management, email marketing, website integration & much more.
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.
Elucify - A completely free software tool that uses crowdsourced data to find business email addresses
ConvertKit - Email marketing software for online creators. We help you earn a living online through an intuitive email marketing automation tool.