The non-conforming broker tool was launched at November's Mortgage Business Expo and has since seen more than 8,100 registrations.
Group CEO, Michael Clapper, said: "The pace of new registrations has exceeded all expectations and demonstrates a real appetite from brokers for a system like EDGE, we are all extremely pleased and encouraged by the way the system has been received by the broking community, and we are working hard to add new and enhanced features every day."