Comparison

UDAN HESS O&M vs Raymond Solid State Installer

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

Head to head

Raymond Solid State Installer

Free

🔧 Utilities

No ratingsView app →

About

UDAN HESS O&M

Features

Read full description

This 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. This App is the battery application at your fingertips.

About

Raymond Solid State Installer

Features

Read full description

Använd Solid State Installer för att hantera Raymond Solid State batterier och utföra installationsuppdrag. * Registrera enheter och fylla i kundinformationen. * Visa information om en anläggning. * Övervaka enhetens drift i realtid. * Uppgradera enhetens programvara.

Screenshots

UDAN HESS O&M4 screens

Raymond Solid State Installer4 screens

Verdict

The call

The clearest difference is iOS requirement: UDAN HESS O&M at 15.0 against Raymond Solid State Installer's 17.6. 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

UDAN HESS O&M ships an update every 2 months, Raymond Solid State Installer every 6 weeks. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

Scorecard1 real difference · 5 level

UDAN HESS O&M versus Raymond Solid State Installer: the parameters behind the verdict, then further details
Parameter	UDAN HESS O&M	Raymond Solid State Installer
Price	Free	Free
Update frequency	Every 2 months	Every 6 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod — better	iPhone
Requires iOS	15.0 — better	17.6
Further details — not scored
Size	57 MB	54 MB
Age rating	4+	17+
Developer	Anhui Udan Technology Co., Ltd.	Raymond Solar AB

In-app purchases

None

UDAN HESS O&M

No in-app purchases

None

Raymond Solid State Installer

No in-app purchases

Questions

Is UDAN HESS O&M free?

UDAN HESS O&M is free to download, with no in-app purchases.

Is Raymond Solid State Installer free?

Raymond Solid State Installer is free to download, with no in-app purchases.

Do UDAN HESS O&M or Raymond Solid State Installer have ads?

Neither UDAN HESS O&M nor Raymond Solid State Installer shows ads.

Which is updated more often, UDAN HESS O&M or Raymond Solid State Installer?

UDAN HESS O&M ships an update every 2 months, and Raymond Solid State Installer every 6 weeks. Most recently, UDAN HESS O&M was updated on October 24, 2026 and Raymond Solid State Installer on October 11, 2026.