The "FLASH MOBILE Unlimited Calling" app is an optional service provided by FLASH MOBILE, an application exclusively for "Unlimited Calling" subscribers.
Install the app on the terminal in which the SIM you have subscribed to for FLASH MOBILE "Unlimited calling" is installed, and make outgoing calls through the app, and you can make unlimited domestic calls and international calls to eligible phone types in the target country for 2,000 minutes per month. Service.

【Feature】
-Easy and simple operation method.
・ You can make a call using either 4G or Wi-Fi depending on the environment.
・ You can make high-quality calls using Wi-Fi even in areas with poor radio waves.
・ You can avoid roaming charges by making calls using Wi-Fi when traveling abroad.
-One-touch calls to contacts already registered on your mobile phone through the app.

【function】
HD audio
Speakerphone, mute, hold function
Contact list / Contact management
Multi-language support (8 languages)
Call history

【Notes】
● Even if you subscribe to FLASH MOBILE “Unlimited Calling”, unless you make a call through the “FLASH MOBILE Unlimited Calling” app, unlimited calling will not be applied and normal call charges (20 yen / 30 seconds) will be incurred. Please be sure to make a call through the app.
● We are not liable for any damage caused by errors in using the application or unauthorized use by third parties.
● FLASH MOBILE's “all-you-can-eat” is an IP phone (VoIP). The incoming call display of the destination terminal during a call in Japan is "Hide".
● Due to the structure of the system, it may take several tens of seconds from the call to the call depending on the destination area.
● Calls to the following numbers are not eligible for the “Unlimited Calling” service. To make a call to the following numbers, use the normal call application (phone function application included in the mobile phone by default) without passing through the application.
・ Three-digit numbers such as 110, 119, 117, and 177
・ 0xx0 numbers such as NTT Communications' toll-free numbers, navigation dials, teledomes, NTT East / NTT West disaster fundraising services, etc.
・ Phone numbers starting with 00xx such as My Line
・ Phone numbers starting with 060, 020 or #
・ NTT DOCOMO's “Remote operation from other telephones” calling number (090-310-14xx, 090-310-1655)
・ SoftBank's “Transfer / Voice Mail / Incoming Call Notification Service”