Virgin Media has revealed a new ‘unlimited’ mobile phone tariff that offers unlimited calls to 0870, 0800, 0845 and 0808 numbers as well as unlimited mobile data, text messages and UK calls.

The package, which also includes a mid-range smartphone with insurance, is called VIP and is priced from £26 monthly for customers who have Virgin Media’s broadband, TV or home phone service. Other customers will pay £31 per month for the two-year minimum term contract.

Truphone is a pioneer of internet calling via WiFi - and it's recently announced a new service that aims to integrate GSM calls with its VoIP app.

In this special programme we interview Truphone co-founder and CTO James Tagg about the company's plans.

UK telecoms service Truphone, which runs a mobile Voice-over-IP service and a mobile virtual network operation, has announced its intention to create a new service that combines the benefits of GSM with internet calling.

Truphone+ will enable customers without GSM coverage to make and receive calls on their ‘mobile number’ via a WiFi connection.