• Automatic sending process using a queue system
• Schedule your newsletters
• Send a welcome message for each mailing list
• Enable the forward to a friend feature
• Statistics charts: subscription history
• URL/Click tracker (you can get more click statistics with our Enterprise version)
• Subscription via URL
• Captcha protection
• Improve your deliverability with our DKIM signature
• Birthday Newsletter for Kunena, VirtueMart, HikaShop, JomSocial, Community Builder, ExtendedReg and jSocialSuite
• Get full access to our plugins section to integration AcyMailing with other Joomla components (jomSocial, Community Builder, K2, jEvents, jCalPRO, EventList, Mosets Tree, K2, VirtueMart, HikaShop...)
• Real time send process using a queue system with throttling enabling you to overcome ANY server limitation!
• Subscription Module with cool effects (popup, slide effect...)
• Handle the subscription of registered users and visitors
• Record the User IP to stay compliant with all countries laws
• Double opt-in and automatic unsubscribe link
• CAN-SPAM compliant
• Validation and Confirmation of the email address
• Mass Subscription using filters and mass actions
• Automatic synchronization with your Joomla Users
• Import your users from any format: CSV, Acajoom, Letterman, Communicator, ccNewsletter, Yanc, jNews
• Easily include Joomla Articles in your newsletter
• Easily include any user information in your newsletter (name, e-mail, username...)
• Facebook share and Twitter share plugins
• Display your lists on your Joomla registration form
• Automatically subscribe your users to one or several lists during their registration process
• Integration with your contact form component: com_contact, Contact Enhanced, QContacts
• Handle unlimited subscribers, lists and newsletters
• Newsletter template management including 3 default newsletter-templates
• Automatic inline-css conversion
• Attachment capability, Embedded images option
• Preview and Send test newsletter to an entire Joomla group or to a specific email address
• Newsletter Statistics management (Number of Sent / Opened, HTML or text version)
• Advanced Newsletter statistics (who opened your Newsletter and when)
• Front-End newsletter archive section with PDF generation and print options
• Latest Newsletters Module
• Automatic installation of plugins, module, templates and auto-configuration
• Handle SMTP Secured Connections (you can use GMail to send your newsletter)
• Administrator/User Notifications
• Integrated Documentation
• Fully multilingual interfaces
• No ugly AcyMailing logo in your newsletter 

Essential
Features are available for one website only.
Free pack's features plus:

• Your newsletter sent automatically
• Scheduled newsletter
• Captcha Protection
• Advanced Statistics
• Custom support via email

Enterprise
Features are available for one website only.
Essential pack's features plus:

• Workflow creation tool
• Mail Tester integration
• Bounce back handling
• Email improvement tool
• Conditional sending process
• Full integrations access
• Add custom fields to the user profile
• Front-end management
• Custom support via email

Multi-site
Available for up to 20 website
Enterprise pack's features plus:

• Support for every website
• Discounted price