Comparison

UDAN EMS vs ECO EMS

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

UDAN EMS

Features
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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.

About

ECO EMS

Features
Read full description

A mobile application that digitally empowers energy storage, assisting users in real-time monitoring of energy storage system operation and efficient management of energy storage operation strategies to ensure the safe and stable operation of the energy storage system. Main functions include: Home: Monitors detailed power plant data such as battery SOC, system revenue, charge/discharge capacity, and charge/discharge power, displaying overall monitoring data and operation curves for the energy storage and photovoltaic systems; Monitor: Monitors real-time operation data of key equipment in the energy storage and photovoltaic systems, displaying the operation curves of each device; Strategy: Displays EMS system policy status and data, policy switching and parameter settings, policy operation power curves, and policy operation logs; Alarm: Displays operational alarm information pushed by the energy storage system, supporting current and historical alarm queries, current alarm confirmation, and historical alarm statistics; Me: Basic function settings and displays such as project list, notification center, account and security settings, update log, and about.

Screenshots

UDAN EMS4 screens
ECO EMS4 screens

Verdict

The call

The clearest difference is update cadence: ECO EMS at weekly against UDAN EMS's every 5 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

UDAN EMS ships an update every 5 weeks, ECO EMS weekly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard1 real difference Β· 5 level
UDAN EMS versus ECO EMS: the parameters behind the verdict, then further details
ParameterUDAN EMSECO EMS
PriceFreeFree
Update frequencyEvery 5 weeksWeekly β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod β€” better
Requires iOS15.015.0
Further details β€” not scored
Size34 MB99 MB
Age rating4+4+
DeveloperAnhui Udan Technology Co., Ltd.ζ±Ÿθ‹ζ–―θ²ε°”η”΅ζ°”θ‚‘δ»½ζœ‰ι™ε…¬εΈ

In-app purchases

None

UDAN EMS

No in-app purchases

None

ECO EMS

No in-app purchases

Questions

Is UDAN EMS free?
UDAN EMS is free to download, with no in-app purchases.
Is ECO EMS free?
ECO EMS is free to download, with no in-app purchases.
Do UDAN EMS or ECO EMS have ads?
Neither UDAN EMS nor ECO EMS shows ads.
Which is updated more often, UDAN EMS or ECO EMS?
UDAN EMS ships an update every 5 weeks, and ECO EMS weekly. Most recently, UDAN EMS was updated on November 3, 2026 and ECO EMS on October 30, 2026.

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