There are free typing tests online that test and enhance your typing speed on a computer keyboard. The typing speed is defined in wpm, which are words typed per minute. A word is taken to be five characters long which include the blank spaces. It is also defined as strokes typed per minute. When you are a beginner, the interactive exercises in this Typing Tutor automatically adjust to your skill level. The Web site is free and helps you master the skills of touch typing. When you type faster you increase your productivity and have more free time. 
How much time will you save by typing faster per minute?
Let’s say you type 20 WPM, 20 hours a week. If you increased your speed to 65 WPM, you would save:
2 hours a day
13.8 hours a week
58.2 hours a month
5054 hours a year!
A good typing speed gives you lot of confidence in a conference where you can make your presentation more precise. Also you can send emails faster to your contacts and chat online through quick messages and replies to queries made by them.
Powertyping.com
Powertyping.com is a popular online ‘typing tutor website‘ for all PC users and internet browsers. It is an online free typing tutor for Qwerty US standard 101 keyboards and Dvorak keyboard. The typing lessons are supported with Qwerty keyboard pic and Dvorak keyboard pic to help with hand positioning over a keyboard. The typing tutor is designed to teach, develop and practice, step by step typing skills. Ultimately your aim should be to type 65 wpm.
This website is replete with several games (some of the games like in Qwerty are enhanced with music) with time limits where you are tested as to how quickly you can produce the results on your Pc screen. The Dvorak typing lessons are self explanatory where as in Qwerty lessons, typing progress and wpm are in view. The Alphabetic Rain typing game focuses mainly on the letters. There are several paragraphs available to practice with each paragraph having two versions including, with or without space after a period.
TypingWeb for the iPhone
Typing Web featured on apple.com as a Web App where you can work your text making skills. Simply, register for a free account by pointing your iPhone to http://iphone.typingweb.com and you are ready to type away.
