IGSS Home vs WANJIN ESS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IGSS Home
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IGSS-3.0 is a brand new generation of Intelligent Energy Management Application, which is specially designed for global users. With the basic features of full-on visual experience, excellent data display and all-round monitoring, it achieves the goal of convenient operation. 【Build a Plant within 1 min】 No need to fill in tedious information. IGSS- Big Data will help to enrich more contents. 【24-hour Remote Monitoring】 Go to IGSS--3.0 APP to check running status of PV power plant at anytime and anywhere. Reveal all data (Production, Consumption, Battery, Grid, Real-time, Historical Data and etc,.) at a glance. 【Efficient Coordination】 Add authorization function. Users can authorize the plant you created to your business partner to do O&M cooperatively. Meanwhile, users can receive the plant from your business partner, which means users do not have to create a plant or configure the devices. 【More Functions】 Based on energy management field, IGSS--3.0 APP will keep the constantly innovation and bring better experience for every user. Dear Users, if you have any suggestions or comments, please feel free to send us a note and let us know how we are doing.
WANJIN ESS
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The EMS App supports the access and unified control of energy storage, photovoltaic and charging equipment. Support different operators' access, and completely isolate the data of each operator. Flexible generation of daily, monthly, and annual operating data reports and revenue data. For end users of energy storage, it provides power generation and power consumption data viewing, optimizes energy supply, and monitors energy equipment anytime and anywhere through instant reminders and remote access functions.
Screenshots
Verdict
The clearest difference is update cadence: IGSS Home at every 6 weeks against WANJIN ESS's every 6 months. IGSS Home also leads on iOS requirement (8.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
IGSS Home ships an update every 6 weeks, WANJIN ESS every 6 months. Both last shipped on October 25, 2026.
| Parameter | IGSS Home | WANJIN ESS |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 8.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 61 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | IGEN Tech Co., Ltd. | Anhui Udan Technology Co., Ltd. |
In-app purchases
IGSS Home
No in-app purchases
WANJIN ESS
No in-app purchases








