Android smartphone users can now make really cheap calls to family and friends living or working abroad thanks to the new Android app from Localphone. Based in the UK, Localphone one of the largest independent mobile VoIP providers, may not be familiar to many users, but this app may change that. The Localphone Android app is the latest of a series of services allowing Localphone customers to make low-cost international calls to landlines or mobiles phones to over 250 countries worldwide. This pay-as-you go service is free from monthly contracts and with no hidden charges, it really is a must…