Certain Software, joined with Amlink Technologies, is the largest global provider of event management software offering turnkey event management solutions for meeting and event planners, continuing education institutions and associations. Certain Software provides online registration and event management software to thousands of meeting planners worldwide.Certain events™ offers two product solutions to suit budget and deployment requirements - events on-demand™ and events Enterprise™ .At Certain you can get exactly what you need - choose from capped, unlimited registrations, on a month per month basis or enterprise-level options and solutions, to suit your business. 24/7, 365 days, customer support - we understand the importance of technology in your business and the need for comprehensive training and support from our own specialists, when you need it.