Astro Alternatives

Manage Customer Support, Sales and Projects right from your Gmail inbox. Collaborate with Shared Labels, Shared Contacts, email notes, email reminders and email templates

Clean Email is an online service that empowers you to take control of your mailbox.

paid Free Trial $9.99 / Monthly

Zendesk is a beautiful, lightweight help-desk solution.

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The Slack bot for external communications

The Nylas Cloud API powers your application with email, calendar & contacts features. Built-in features for better email, calendar, and contact management.

Create, manage and deploy beautiful customized HTML signatures in any email client.

MessageOne offers email management solutions such as EMS and AlertFind for archiving, e-discovery, security and notification services.

DuoCircle provides enterprise spam filtering and email management solutions.

Email security to protect against email-borne phishing, spear phishing, malware, and ransomware. Email security and management based on artificial intelligence.

Simple, beautiful & blazing fast email app now on Mac.

emailtopia Response makes inbound email management for group mailboxes easier.

World's reknown & trusted EAI (Email Address Internationlization) compliant Enterprise Email Hosting provider. Fast - Secure - Communicative - Collaborative - 99.9% Guaranteed Uptime.

Mail Attachment Downloader PRO Server enables users to search, download, extract and save emails with attachments.

Team collaboration & chat tool with email integration