Download the App, then click on the first "Read above & type below" button to get "challenge text" in first textbox, type exactly in the second textbox, then press the "Yes, I am Done" button. You will get the result. You should click on the first button again and again to get new challenge text.

Typing Test Tool

➡️  App Features
❶  No advertisement.
❷  100% Free app. There is no 'in-app purchase' or Pro offers. Free means absolutely free for life time.
❸  Beautiful eye-catching design.
❹  Offline app! You have full freedom to use the app without internet.
❺  App uses little phone space and works fine with low memory.

Download Typing Test Tool app from Android PlayStore.