Comparison

Udan HESS vs HEMS (2.0)

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

Head to head

About

Udan HESS

Features

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Udan ESS App is for household energy storage users to view power generation data. It has convenient functions such as real-time status monitoring and operation and maintenance management. Udan ESS App is the battery application at your fingertips

About

HEMS (2.0)

Features

Read full description

Aplikacja umożliwiająca w łatwy i zgrabny sposób przeglądać dane na temat energii produkowanej przez nasze falowniki. Za pomocą intuicyjnych paneli jesteśmy w stanie odczytać masę kluczowych informacji za pomocą szybkiego rzutu oka.

Screenshots

Udan HESS4 screens

HEMS (2.0)4 screens

Verdict

The call

The clearest difference is iOS requirement: Udan HESS at 13.0 against HEMS (2.0)'s 16.4. On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 13, 2026 and October 25, 2026 respectively.

Scorecard1 real difference · 5 level

Udan HESS versus HEMS (2.0): the parameters behind the verdict, then further details
Parameter	Udan HESS	HEMS (2.0)
Price	Free	Free
Update frequency	Every 3 months	Every 3 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad
Requires iOS	13.0 — better	16.4
Further details — not scored
Size	33 MB	81 MB
Age rating	4+	4+
Developer	Anhui Udan Technology Co., Ltd.	Advant

In-app purchases

None

Udan HESS

No in-app purchases

None

HEMS (2.0)

No in-app purchases

Questions

Is Udan HESS free?

Udan HESS is free to download, with no in-app purchases.

Is HEMS (2.0) free?

HEMS (2.0) is free to download, with no in-app purchases.

Do Udan HESS or HEMS (2.0) have ads?

Neither Udan HESS nor HEMS (2.0) shows ads.

Which is updated more often, Udan HESS or HEMS (2.0)?

Udan HESS ships an update every 3 months, and HEMS (2.0) every 3 months. Most recently, Udan HESS was updated on October 13, 2026 and HEMS (2.0) on October 25, 2026.