LINEMO かんたんeSIM開通 is a utility app developed by SoftBank Corp. for iPhone users. The app is free to download and use. It falls under the category of Utilities & Tools, and its main function is to help customers of LINEMO, who have applied for eSIM, to activate their eSIM.

The app offers a few features, including a readiness check, profile download, APN setting, and activation check. It is a simple and straightforward app that guides users through the process of activating their eSIM. However, it is important to note that this app is only for customers who have applied for eSIM through LINEMO.

It is worth mentioning that customers must apply for eSIM through the LINEMO website, and profile re-issuance is not possible once the activation process has started.