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The world's most reliable inbox architecture for cold email teams sending 100k+ monthly. Zero configuration. Total deliverability control. | Protect your identity with private email aliases and end-to-end encrypted file sharing. Sign up free, forward email without exposing your personal address, and share files with client-side encryption. |
Google Workspace, Microsoft 365, SMTP integration, Automated DNS setup, SPF/DKIM/DMARC, Sequencer integrations, High-volume sending, Deliverability control | Email Aliases, File Sharing, Browser Extension, MCP Server, Privacy, Security, Private |
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An easy to use email app that saves you time and keeps your messages safe. Get your messages instantly via push notifications, read and respond online & offline, and find any message quickly.

It is the world's largest secure email service, developed by CERN and MIT scientists. We are open source and protected by Swiss privacy law

It is an application that is used mainly to send and receive emails. It can also be used to manage various types of personal data including calendar appointments and similar entries, tasks, contacts, and notes.

Used in command lines or scripts to transfer data. It is also used in cars, television sets, routers, printers, audio equipment, mobile phones, tablets, and is the internet transfer backbone for thousands of software applications affecting billions of humans daily.

It is a free feature-rich email service with unlimited mailbox size. It has two-factor authentication and login history to prevent hacking. It scans all incoming mail for both spam, phishing, and malware.

It is file sharing at its simplest. It works as if your e-mail account can support those large file sizes, you type in your e-mail address and the recipient’s e-mail address, add a message, attach the file, and send.

Is an AI-driven multichannel outreach platform that reaches prospects where they're most active while keeping every message personal, timely, and effective.

Free email checker and email verification with 99.9% accuracy. Reduce bounces, protect sender reputation. 100 free email verification credits daily.

Get US-IP Google & Microsoft Workspace accounts from $2.5. 95% inbox delivery. Works with SmartLead, Instantly, Lemlist, SalesForge, Warmy & more.

Free email verifier & checker to validate email addresses instantly. Reduce bounces and verify emails in real time.