launchpage-rails vs Zendesk

Offer your customers a quick path to the answers they need with knowledge base and community features.;Zendesk takes customer communication from anywhere—your website, email, phone, Twitter, Facebook, and chat—and turns it into a ticket.;Zendesk simplifies your support team's workflow with custom automatic actions, meaningful organization, and streamlined systems for managing support content.;Customer Profiles- endesk provides your support team with a holistic view of your customers and their support issues. When working on a ticket, they will have instant access to unified customer information, be able to search the agent knowledge base, and pull relevant data from other areas of your business.;Have private discussions within your organization, collaborate internally with other departments, or call on the expertise of external business partners—all in one threaded dialogue.;Mobile- Zendesk offers native mobile apps for iPad, iPhone, Android, Windows Phone, Blackberry, and Kindle Fire. Your support team has full agent capabilities on their device and can receive push notifications.;Analytics- Measure your customers' satisfaction and the performance of your support team—and create custom reports with data and insights for your business.;

Email collection for two types of users;Social sharing;Auto mailer;Ability to export user emails via CSV