Email Management Tools & Products

SMailOS

SMailOS is a business operating system that unifies email, Facebook, Instagram, LinkedIn, TikTok, YouTube, and CRM functionality in a single workspace. It helps teams manage customer conversations, co

Listed Sep 2026

saas

SuperMailOS

SuperMailOS lets you connect multiple domains and receive mail from all their addresses in a single inbox. You pay per person rather than per mailbox, with unlimited free aliases on every domain. The

Listed Aug 2026

saas

Klar

Klar is a spam filter for Apple Mail that runs locally on your Mac using an AI model, with no cloud processing or account required. It filters messages as they arrive, sorting them into Inbox, Marketi

Listed Aug 2026

productivity