It is the fastest and optimized because it caches the content of Web pages you visit, and when you come back to visit them you don''t need to retrieve them again.
Likewise, iNav has all the most advanced features of browsers like Safari, FireFox, Chrome, Opera for Android:
Note that if you want to refresh the content, simply click on the Refresh button.
Enjoy iNav, it is completely free. We have just put a little publicity, but nothing intrusive.