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!
SendOut - Affordable email marketing for bloggers and influencers
Campaign Genius - Send dynamic email content through any platform, instantly.
Mailzak - Give a boost to your #EmailMarketing
MailChimp Snap - Send simple, photo-based email campaigns from your phone.
Mailblast - Email marketing on a budget using Amazon SES