How can I remove a (downloaded) application from my iPhone 4s? Also please let me know the best web mail (free) to configure my office mail in iPhone 4s.
Set up email on Apple iPhone, iPad, and iPod Touch
Normally all you need to do is touch the app and hold it down until all the app icons start wobbling, then touch the cross in the top left corner and the app will be removed. Press the home button to stop the wobbling.