UDAN EMS vs N3 Lite
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UDAN EMS
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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.
N3 Lite
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N3 Lite APP由旭衡电子（深圳）有限公司开发，对于家庭使用的能源管理系统APP。
Screenshots
Verdict
UDAN EMS and N3 Lite are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
UDAN EMS ships an update every 5 weeks, N3 Lite monthly. Both last shipped on October 24, 2026.
| Parameter | UDAN EMS | N3 Lite |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 34 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Anhui Udan Technology Co., Ltd. | Always-control Technology Co.,Ltd. |
In-app purchases
UDAN EMS
No in-app purchases
N3 Lite
No in-app purchases
