How to master blind typing?
Here is another site that can improve your typing speed. You can do this with Ratatype, a service designed for learning how to type blindly using all 10 fingers.
How it works: You first take a test to find out your typing speed. Once it’s completed, you’ll be classified and receive a certificate confirming your skills.
Next, you need to register, choose the right course and take it regularly to develop the skill.