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Voice calls from Japan/USA iOS smart phone user to global IDD and local access. Major features: - Hotline81 is designed for Japanese customer in USA, all the screen & message are display in Japanese language. - Voice calls over 3G mobile network. - Hotline81 need internet access environment to transfer some data including the balance of account while making call. Hotline81 consume little data charge (1K bytes / per call), there is no data charge for voice package. - Make low-cost callsĀ  to global IDD and local access. - Enjoy high-quality sound by Call-back Telecom technology. - Pre-paid by In-App Purchases. [Features] 1. Free app, no fixed monthly fee. 2. Calling by call-back (non VOIP), the sound quality is completely independent of the network impact. For example: NTT Communications 050 that is similar to Skype & Line by VOIP,their call quality will be affected by the mobile network bandwidth. 3. When calling by call-back, after dialing,smartphone will hang up, there will be a rig-back call in 3-6 seconds , please press the answer. 4. Calling rates - Member -> Member mobile 15 yen / min Member -> non-member mobile 25 yen / min Members ->local fixed-line 25 yen / min Member -> international calls- A 28 yen / min Member -> international calls- B 50 yen / min Member -> international calls- C 75 yen / min International calls-A District [Asian] China, Korea, Taiwan, Hong Kong, Singapore, Macau, Thailand, Vietnam, the Philippines, Laos, Cambodia, Bangladesh, Malaysia, Indonesia, India, Pakistan, Sri Lanka, Saudi Arabia, Kuwait, Iran, Iraq, Israel, Syria, Lebanon Jordan, the United Arab Emirates, Yemen, Nepal, Mongolia, Bhutan, Brunei, Qatar - landlines and mobiles [Oceania] Australia, New Zealand, Guam - fixed telephone and mobile phone [America] United States, Canada, Mexico - landlines and mobiles [Europe] In addition to Russia, the fixed telephone [Africa] Fixed-line telephone - South Africa, Egypt, Nigeria, Algeria, Kenya, Lixi Si Mao, Uganda, Malawi, Zambia Inquiries phone price list-http :/ / [Handling Precautions] A. Softbank PM 21:00 ~ AM 1:00 outgoing calls to other members can not call in the low rate of 15 yen / min, instead in the rate of 25 yen / min. B. Member PM21: 00 AM1: 00 Call the other Softbank Member, can not call in the low rate of 15 yen / min, instead in the rate of 25 yen / min. For more information, please visit the official homepage of Hotline81.