CustomSend 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

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

The #1 email warming service to improve your deliverability by generating realistic and meaningful engagement to your emails. Easy-to-use solution to help you land in the main inbox instead of the spam folder.

Visit website paid $19.5 / Monthly (Pro)

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

paid Free Trial $9.99 / Monthly

The Slack bot for external communications

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

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

DuoCircle provides enterprise spam filtering and email management solutions.

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

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

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

emailtopia Response makes inbound email management for group mailboxes easier.

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

Team collaboration & chat tool with email integration