A free international call service with no international call charges OTO is a great application that provides internaional calls from KOREA. OTO lets you make international calls based on Korean telecommunication company (SK/KT/LGT)
Smart CallBack - Smile. Talk to your friends for FREE or save up to 90% of your phone bill to any phone anywhere. Download the app and sign up at www.smartcalls.mobi. Just fill in your number and target number, we will connect you. No contract. Works anywhere in the world on both Wi-Fi and 3G. No high roaming charges. Bypass your current operator
toolani global - No matter if you’re staying home or abroad, with toolani wifi you’re calling from as low as 1 cent per minute – with no roaming charges at all! toolani wifi works with state-of-the-art web 2.0 technology and provides best call quality to over 230 countries
