This tweak will add a home button to Mobile Safari in iOS.
All major computer browsers have something in common – a home button. They have this because all major browsers allow you to have a home page. Mobile Safari has never supported home pages natively; it's a feature that a lot of iOS users wish that Apple would implement, but there are jailbreak tweaks that let you set a home page. One such tweak is this one, dubbed Home Button in Safari by a developer who goes by the alias of Fr0zen Sun
Home Button in Safari allows you to have a home button integrated right into the Mobile Safari action