The best alternatives to Colorfy are Color Therapy, Relook, and Recolor 4.0. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of Colorfy?
AssemblyAI— Speech-to-Text API with superhuman accuracy
Recolor 4.0 is the most polished and high-quality colouring book on mobile, including +1100 beautiful art illustrations. It's easy, smooth and ideal for on-the-go-relaxation.