【Precautions】This app is not the official app of Rakuten Mobile.【Frequently Asked Questions】https://rironriron.web.app/link/#faqWhen the screen transitions to Rakuten Link, the phone number may change to the international phone number notation, but you can make a call without any problem.090-1234-5678 → 81-90-1234-5678【Feature Description】This app is an app that helps those who have a contract with Rakuten Mobile to start free calls on "Rakuten Link" smoothly. When you try to make a call with the "Phone" app, which charges a call charge, it automatically switches to "Rakuten Link" to support the saving of call charges.[About this app]Rakuten Mobile allows you to use two types of apps when making voice calls with 090/080/070 numbers.(1) "Telephone" app ... 20 yen / 30 seconds(2) "Rakuten Link" app ... Free in principleIt is desirable to make a call using the "Rakuten Link" app in order to reduce call charges, but if you select a phone number from an app such as an address book or browser, the "Phone" app may open.This app detects calls made by the "Phone" app that incurs call charges, automatically stops the call, and transfers the phone number to the "Rakuten Link" app.When the "Rakuten Link" app screen is displayed, press the call button again to start the call.The following phone numbers that cannot be dialed with the "Rakuten Link" app will be dialed from the "Phone" app as they are.・ 110 ・ 118 ・ 119・ 147 ・ 148 ・ 171・ 188 ・ 189 ・ 1417・ Phone numbers starting with 0120・ Phone numbers starting with 0800・ Phone numbers starting with 0180・ Phone numbers starting with 0570・ Phone numbers starting with 00・ Phone numbers starting with #For feature improvement requests, please contact @rironriron on Twitter.