[iPhone God App] It was found using the GlobePhone: International Calls by textPlus actually

Make low cost calls to any city in the world from wherever you are. Save up to 98% on typical international calling rates to more than 200 countries. Top up right from the app. No calling cards or online accounts required. Rates start at $0.02 USD per minute.

GlobePhone is right for you if:
You call anyone not in the same country as you
You have family and friends living in another country
You live abroad
You travel internationally
You want to avoid roaming costs (use on WiFi)
You want to save big bucks on international calls

Benefits:
Great call rates - lower than other apps and savings of up to 98% vs typical international calling rates
Great quality calls - HD quality, especially on WiFi
Pay per minute - no hidden fees, connection costs or contracts
Top up right from the app - no calling cards or special, costly “international” plans required
Cost per minute displayed before you make the call
All countries and rates displayed right in the app
No advertisements

Real savings:
100 minute call from the US to Mexico landline*:
- Cost on major US carrier: about $100.00
- Cost on GlobePhone: $2.20
- SAVE $97.80 with GlobePhone

*Similar savings to many countries. Rates vary by country called