EstorageOM vs WANJIN ESS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EstorageOM
Optimize your energy usage with real-time monitoring of photovoltaic and energy storage systems. This app helps you manage power more intelligently, track energy storage status, and reduce overall energy expenses for a more efficient home or business.
- Real-time energy utilization monitoring
- Photovoltaic system tracking
- Energy storage system monitoring
- Intelligent power management
- Energy expense reduction
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Explore future energy management！Optimize energy utilization, monitor photovoltaic and energy storage systems in real-time, and achieve more intelligent and efficient power management. Check the energy storage status at any time to reduce energy expenses.
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: EstorageOM at every 2 months against WANJIN ESS's every 6 months. 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.
EstorageOM ships an update every 2 months, WANJIN ESS every 6 months. Both last shipped on October 5, 2026.
| Parameter | EstorageOM | WANJIN ESS |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 40 MB | 24 MB |
| Age rating | 17+ | 4+ |
| Developer | 阿特斯储能科技有限公司 | Anhui Udan Technology Co., Ltd. |
In-app purchases
EstorageOM
No in-app purchases
WANJIN ESS
No in-app purchases
