About this app

This application "energy on" is an application for HEMS (Home Energy Management System) provided jointly by Idemitsu Kosan Co.,Ltd.,Solar Frontier K.K. and NextDrive. By using this app, you can check the status and operate the solar power generation system, storage battery system, and various home appliances. In order to use this application, HEMS sold separately is required. 【Notes】・In order to use this application, HEMS made by NextDrive is required. ・Packet communication charges with the server will be borne by the customer. ・Electricity charges displayed in this application are estimates. It may differ from the electricity bill charged by the electric power company.

Latest release

What’s New

Version 1.5.2003 Aug 11, 2026

Various stability and performance improvement.

Audience growth

Ratings growth

Steady

7-day gain +0

Ratings / day 0.0

30-day gain +0

US rating-count history

0 ratings

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking