Definitely not 5 stars

It wont save my images. After hours of colouring I go to save my work and when I go back to it, the page is blank!! I was thinking of purchasing but not now! That would be a waste of money. Definitely not worth 5 stars. Maybe 1 star. Need more colours as well

Jamboree 1111 about ColorLife: Coloring Book for Adults – Free Adult Color Book, v1.1