Email clients manage sending, receiving, and organizing messages. This category spans inbox apps, deliverability services, AI sorting, masking, and developer tools for reliable communication.
Top-reviewed email tools split between developer delivery infrastructure, personal productivity, and team collaboration. Resend and peers emphasize APIs, SMTP, templates, and deliverability for product notifications and app workflows, while Superhuman targets high-volume professionals with keyboard-driven triage and AI drafting. Missive reflects the rise of shared inboxes, internal comments, and task-based coordination for support and operations teams.