A free international call service with no international call charges
※ Ranking First in International Phone Call Division of 2014 App Award Korea ※
※ 2015~2020 Master Consumer Confidence of Korea Brand Awards ※
Did you know that the 2002 legendary figure of the World Cup, Coach Gus Hiddink, used OTO?!
OTO Call is used by more than 14 million people.
[Main Functions]
※ International Phone Calls
- You may place international phone calls to the United States, Canada, Japan, etc. to 94 countries in Korea. (However, free phone calls are available according to the payment plans of smartphones.)
※ Why OTO Call?
1. OTO Call is free because it does not incur costs for any international phone calls placed.
2. You may use international phone calls via the local voice phone bills, so no worries.
3. Unlike other services that offer free service to a limited range of countries, OTO offers free phone calls to all 94 countries.
If you encounter any inconveniences using our service, please do let us know. We are always all ears for your valuable opinions.
- website : www.otofree.com
- call center : +82-2-16000546