GMass - GMass allows you to easily schedule emails, send out mass emails and mail merge campaigns and more with Gmail! Click here to learn about more features!
Polymail Sequences - Simple, powerful multi-stage email campaigns
Quokka (formerly Kryptowire) - The gold standard in SAST, MAST, IAST, and more!
Drip Scripts - Create automated email sequences in 60 seconds
HubSpot Free Email Marketing - Powerful drag and drop email marketing in the HubSpot CRM
MailChimp Snap - Send simple, photo-based email campaigns from your phone.