No, you're not alone. Many EAGLE users just like you have contemplated making the change to Altium Designer, and thousands already have. Most of them shared concerns regarding the outdated user interface, limited multi-board support, inadequate documentation capabilities, and lack of powerful supply chain tools.
Those who have made the switch now experience more with the Windows® friendly, single unified design environment found in Altium Designer. With their insight, we've created the following modules that highlight how Altium tools can elevate your capabilities and alleviate your concerns with EAGLE today!