Polymail

Polymail is the modern email client, redesigned. Master your inbox with the most powerful email productivity tools — Email Tracking, Read Later, Send Later & more. All from a simple, unified interface. Say goodbye to cluttered browser add-ons and hello to beautiful email productivity. - Unlimited per-recipient email tracking - know exactly when and by whom your messages are read. - Snooze emails to be read later, when you need them. - Schedule emails to automatically be sent later - whenever you want. - Detailed contact profiles give you everything you need to know about who you're emailing. - Push notifications and background mail syncing keep your inbox always up to date. - Unified inbox and search across all your accounts.