OnMail Alternatives & Competitors

Spark helps you take your inbox under control. Instantly see what’s important and quickly clean up the rest. Spark for Teams allows you to create, discuss, and share email with your colleagues.

Key Spark Mail features:

Smart Inbox Collaborative Email Customization Unified Inbox

Open Source

Enhance Gmail to get your Google Inbox features back.

Key Darwin Mail features:

Unified Inbox Customization Options Task Integration Security Features

Cold Email Infrastructure, Simplified.

Key Mailpool features:

Efficiency User Friendly Customization Scalability

Visit website freemium $2.5 / Monthly (Per inbox)

A Kanban board for your emails.

Key KanbanMail features:

Visual Organization Improved Productivity Drag-and-Drop Interface Integration

paid Free Trial $8.0 / Monthly

Mailman is free software for managing electronic mail discussion and e-newsletter lists.

Key Mailman features:

Open Source Rich Features Scalability Customization

Superhuman is an email management tool.

Key Superhuman features:

Speed User Interface Advanced Features Focus

Email at its best, new from Basecamp.

Key HEY features:

Privacy-focused Clean Interface Innovative Features Unified Platform

paid Free Trial $99.0 / Annually

Rated the #1 App for Gmail.

Key Sortd features:

Seamless Gmail Integration Visual Task Management Collaborative Features Customizable Boards

freemium

Secure email with absolutely no compromises. Get your free encrypted email account today.

Key ProtonMail features:

End-to-End Encryption Zero Access to User Data Swiss Privacy Laws Open Source

freemium €5.0 / Monthly (user - 5 GB)

Native email app for email productivity.

Key Polymail features:

User-friendly Interface Cross-Platform Email Tracking Integrations

SaneBox is a cloud-based service that allows users to filter and manage their emails.

Key Sanebox features:

Email Organization Customization Compatibility Time-saving

Newton is a fully featured mail client available for Android, iOS, macOS and Windows.

Key Newton Mail features:

Feature-Rich Cross-Platform Support Unified Inbox Subscription Model

Buy and sell handmade or vintage items, art and supplies on Etsy, the worlds most vibrant handmade...

Key Etsy features:

Large Customer Base Niche Market Ease of Use Built-in Marketing Tools

Email, calendars, and contacts to highest standards of security, privacy and reliability.

Key FastMail features:

Privacy-Focused Feature-Rich Custom Domain Support Fast and Reliable

paid Free Trial $3.0 / Monthly (per user)