The official Vif app has been released!With this app, you can receive the latest information on Vif and use convenient functions.[What you can do with the app]You can do the following using this app.1. Check the latest information!You can check the service contents of Vif.Also, you will receive a message from the shop, so you can check the latest information at any time.2. Check the information on My Page!You can check the usage status of Vif.3. Introduce to friends!You can introduce the Vif app to your friends through SNS.4. Full of other useful functions!