TypingMaster - Learn touch-typing technique, and improve/increase typing accuracy and speed.
Typing Bolt ⚡ - Your AI-powered personal typing tutor
Type Fu - Type Fu is an app that will teach you how to type fast. The right way. On Mac, Windows and Chrome OS.
Typing Speed Test - A simple typing test to see how fast you can type
Tach Typing Tutor - Tach Typing Tutor is an open-source advanced typing tutor for Windows that you can use to improve your typing speed, accuracy, and skills.
typing.io - Typing.io is a typing tutor for programmers. Practice typing the hard-to-reach symbols in code.