Write e-mails using a large keyboard while holding your device in landscape orientation which isn’t currently supported by Mail on iPhone and iPod touch. Using Wide Mail Keyboard is simple: Just load the web app and rotate your iPhone or iPod touch. Tab the text field and start writing your e-mail. When you are done writing tab the Done button on the keyboard.

Read your text by scrolling the text field with two fingers. When you’re satisfied with the result just tab Send to Mail and the Mail application on your device does the rest. Try with TestiPhone