BT has updated its BT WiFi app for iOS, bringing automatic hotspot connectivity to iPhone and iPad. BT Broadband customers and BT WiFi customers in the UK can now automatically connect to the company's 5.2 million hotspots around the country. With the BT WiFi app installed, iPad and iPhone owners will find that their device will automatically connect to WiFi without requiring any user input whenever they're in a hotspot area. BT Broadband packages come with free unlimited BT WiFi access, but those without a BT Broadband package can still use the hotspots. For instant BT WiFi, you can pay between £4.00 for one hour and £39 for one month of BT WiFi access. Alternatively, there's a BT WiFi subscription service available from £6 per month. "Latest figures show that BT WiFi use has more than doubled