Postbox

Boost your productivity and send better email with Mailspring, the best mail client for Mac, Linux, and Windows. Multiple accounts (IMAP & Office 365), touch and gesture support, advanced shortcuts, lightning-fast search, undo send, unified inbox, read receipts, link tracking, and more, mac, windows, and linux support, themes and layouts (including dark mode), localized into 9 languages. Mailspring indexes your mail so you can use advanced, Gmail-style search queries and search message contents across all your connected accounts. Never lose an email again. Understand your audience. Send timely follow-up. Turn clicks and opens into actionable insights. Mailspring Pro is your unstoppable email sidekick for sales and business. Mailspring Pro removes the limits in the free version, so you can snooze messages, schedule reminders, and send later an unlimited number of times and conquer your inbox. Understanding your contacts and customers is the key to connecting with them.

We rebuilt the inbox from the ground up to make you brilliant at what you do. We specifically designed it for those of you who want the best. Superhuman is gorgeous. Blazingly fast. And comes with advanced features that make you feel superhuman. A.I. Triage. Undo Send. Insights from social networks. Follow-up Reminders, Scheduled Messages, and Read Statuses. To name but a few. Superhuman is so fast, delightful, and intelligent — you'll feel like you have superpowers. We set out to design the most beautiful email experience ever made. We repeatedly pored over every pixel. We meticulously crafted every interaction. Everything, from the iconography to the typography, has been relentlessly refined. On average, we all spend 3 hours a day in email. When you use something for that long, it should be subtle, delightful, and gorgeous.