The Ivorian's first season at Goodison Park was destroyed after just six appearances when he suffered a serious knee injury which required surgery and a lengthy period of rehabilitation.
"It is a big relief for me to be back," Kone told evertontv. "It has been 13 months that I was out. I am now getting great pleasure out of playing again. I feel that it is a second chance for me.
"Every second I spend on the training pitch is a moment of joy."