Opa allows you to make cheap international calls along with faking your caller ID Changer. Its very easy to fake your caller ID now :
1) Just download the app
2) Verify your current phone number
3) Select Change Caller ID
Like Skype and other VOIP based solutions - Opa even allows you to make cheap global calls. Our rates are much cheaper than most apps.
Whats even more is Opa allows you to record calls. This is the best global Call Recorder on the entire Play Store.
We hope you enjoy Opa - Caller ID Faker and Recorder.