Comparison

Aray Ess vs LVFU

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

Head to head
About

Aray Ess

Features
Read full description

Aray ESS is a smart monitoring and management platform designed for high-voltage energy storage devices. By logging in with an assigned account, users can monitor device operation in real time, improve O&M efficiency, and ensure system safety and stability. Main features: Device Monitoring: Real-time view of core data such as voltage, current, and power. Log Recording: Supports error log queries and device operation history tracking. Safety Management: Instant alerts for abnormal status, helping users quickly locate issues. Account Login: Simply use the account assigned by your company to access your dedicated hardware device. Wherever you are, Aray ESS enables efficient management of your energy storage system, improving reliability and safety.

About

LVFU

Features
Read full description

Ivfu is a dedicated management tool for energy storage devices. Core capabilities: 1.Fast device pairing & Wi‑Fi network configuration for on-site energy storage hardware 2.Real‑time viewing of operational data including battery voltage, remaining capacity, charging and discharging status 3.Establish Bluetooth connectivity between your phone and batteries, to deliver Wi-Fi configuration credentials to hardware remotely The app adopts standard system encryption to secure device communication data, complying with regional data privacy rules including GDPR.

Screenshots

Aray Ess4 screens
LVFU4 screens

Verdict

The call

Aray Ess and LVFU are too close to call on the numbers: across 6 compared parameters β€” price, update cadence, ads and in-app purchases among them β€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Aray Ess ships an update every 3 months, LVFU every 2 months. The most recent releases landed on October 8, 2026 and October 19, 2026 respectively.

ScorecardNo meaningful differences
Aray Ess versus LVFU: the parameters behind the verdict, then further details
ParameterAray EssLVFU
PriceFreeFree
Update frequencyEvery 3 monthsEvery 2 months β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.013.0
Further details β€” not scored
Size29 MB25 MB
Age rating9+4+
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In-app purchases

None

Aray Ess

No in-app purchases

None

LVFU

No in-app purchases

Questions

Is Aray Ess free?
Aray Ess is free to download, with no in-app purchases.
Is LVFU free?
LVFU is free to download, with no in-app purchases.
Do Aray Ess or LVFU have ads?
Neither Aray Ess nor LVFU shows ads.
Which is updated more often, Aray Ess or LVFU?
Aray Ess ships an update every 3 months, and LVFU every 2 months. Most recently, Aray Ess was updated on October 8, 2026 and LVFU on October 19, 2026.

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