View realtime converted rates with over 100 currencies, even offline. Customize your own rates and lock them when update. OFF/TAX/TIP percent buttons ease your calculations during your wonderful journey. And of course, a well-designed calculator is ready to serve! Features: - Update anytime, anywhere, just small bandwidth needed. - Rates can be customized to your own ones and be locked. - Offline mode supported. You can use Travel Calc even without any connection. - You can set your own favo