EnerKey vs LVFU
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EnerKey
Monitor and control your lithium battery system in real-time. View current status, historical data, and adjust protective parameters to ensure safe operation. Receive instant alerts for any abnormal conditions.
- Real-time battery monitoring
- Historical data inquiry
- Parameter setting
- Alarm notifications
- Voltage, current, and temperature display
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Enerkey lithium battery management system (BMS) provides a range of convenient management and control functions that allow users to perform real-time monitoring, data querying, and parameter setting of their lithium battery via the app. Real-time monitoring: Users can view real-time data such as voltage, current, and temperature of the lithium battery BMS through the app, allowing them to promptly understand the battery's operational status. Historical data inquiry: Users can check the historical operation data of the lithium battery BMS, including battery capacity, charge times, cycle times, and temperature data, helping them better understand the usage of the battery and perform timely maintenance. Parameter setting: Users can set various parameters of the lithium battery BMS through the app, including overcharge protection, over-discharge protection, temperature protection, etc., to ensure the safe operation of the battery. Alarm notification: Users can receive real-time alarm notifications through the app when the lithium battery BMS encounters abnormal conditions, enabling them to handle the issue promptly and prevent accidents. We are committed to providing users with the best experience possible. Download and use our app today!
LVFU
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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
Verdict
EnerKey and LVFU 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.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 25, 2026 and October 2, 2026 respectively.
| Parameter | EnerKey | LVFU |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (3 ratings) — better | — |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 31 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Jinwei Power Source Technology Co., Ltd | 成都绿孚科技有限公司 |
In-app purchases
EnerKey
No in-app purchases
LVFU
No in-app purchases









