British Telecom has announced that its Wi-Fi hotspot numbers have hit a new high with 3.5 million across the UK and Ireland. BT has also launched a new BT FON app for BT home broadband customers giving easier hotspot login from a Blackberry.

The numbers include more than 380,000 in London, 25,000 in Birmingham and Leeds, around 20,000 in Manchester, Edinburgh and Sheffield, and more than 11,000 in Liverpool, Brighton, Bristol and Cardiff.

BT Wi-Fi hotspots are free to six million BT broadband home and business customers.

John Petter, managing director, consumer, said: "Millions of BT broadband customers are enjoying free access to the one of the biggest Wi-Fi networks in the world. Our free apps for the Apple, Android and now Blackberry devices make getting online even easier and have already proved a huge hit with over 900,000 downloads."