Cydia
iOS Tip: Access a hidden test app on your iPhone
Apple has a hidden feature to all iPhones that tests the quality of your cell phone‘s single strength. To get it, do the following: 1. Go in to the telephone section. 2. Bring up the dial pad. 3. Dial: *3001#12345#* 4. Press the “Call” Button. The normal single bar will be replaced by a negative […]
