Rid yourself of an extra gadget by using your Fast & Furious: Legacy Hack Tool's built-in scientific calculator. To do so, launch the phone's standard calculator app and rotate your phone sideways, which will bring up the scientific calculator. There are quite a number of apps available in the App Store, as well, including graphing calculators.

Save the battery life on your Fast & Furious: Legacy Hack Tool by turning off Notifications and Location Services until you need to use them. Your Fast & Furious: Legacy Hack Tool will automatically reach out and update these functions regularly and use battery power in the process. Be aware of the power your Fast & Furious: Legacy Hack Tool is using, and you will have it when you need it.