Comparison

EnerKey vs Haojiang Controller Bluetooth

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

Head to head
About

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.

Highlights
  • Real-time battery monitoring
  • Historical data inquiry
  • Parameter setting
  • Alarm notifications
  • Voltage, current, and temperature display
Features
Read full description

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!

About

Haojiang Controller Bluetooth

This utility app offers intelligent control for electric vehicles, allowing users to monitor vehicle status and customize controller port functions. It also provides access to cloud-based and historical vehicle models for quick retrieval.

Highlights
  • Electric vehicle riding mode
  • Intelligent control
  • Vehicle status monitoring
  • Customizable controller ports
  • Cloud-based vehicle models
  • Historical vehicle model access
Features
Read full description

Riding mode: intelligent control of electric vehicles, Quick Look of vehicle status; Controller Port: Set the controller port function and save it to the cloud model; Cloud based vehicle model: Quickly call up cloud based and historical vehicle models.

Screenshots

EnerKey3 screens
Haojiang Controller Bluetooth3 screens

Verdict

The call

The clearest difference is review sentiment: EnerKey at 75% against Haojiang Controller Bluetooth's 33%. Haojiang Controller Bluetooth's advantage is update cadence (monthly vs every 2 months) and iOS requirement (9.0 vs 12.0). On price, ads, in-app purchases and monetization model 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

EnerKey ships an update every 2 months, Haojiang Controller Bluetooth monthly. The most recent releases landed on June 1, 2026 and June 24, 2026 respectively.

Scorecard3 real differences · 7 level
EnerKey versus Haojiang Controller Bluetooth: the parameters behind the verdict, then further details
ParameterEnerKeyHaojiang Controller Bluetooth
PriceFreeFree
Rating3.0 (3 ratings) — better—
Positive reviews75.0% of reviews — better33.3% of reviews
Number of ratings3 — better—
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS12.09.0 — better
Further details — not scored
Size31 MB25 MB
Age rating4+4+
DeveloperShenzhen Jinwei Power Source Technology Co., Ltd佩 袁

Customer experience

EnerKey

All ratings3 ratings
Positive33.3%
Neutral33.3%
Negative33.3%
Written reviews4 reviews
Positive75.0%
Neutral25.0%
Negative0.0%

Haojiang Controller Bluetooth

Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

In-app purchases

None

EnerKey

No in-app purchases

None

Haojiang Controller Bluetooth

No in-app purchases

Questions

Is EnerKey free?
EnerKey is free to download, with no in-app purchases.
Is Haojiang Controller Bluetooth free?
Haojiang Controller Bluetooth is free to download, with no in-app purchases.
Do EnerKey or Haojiang Controller Bluetooth have ads?
Neither EnerKey nor Haojiang Controller Bluetooth shows ads.
Which is updated more often, EnerKey or Haojiang Controller Bluetooth?
EnerKey ships an update every 2 months, and Haojiang Controller Bluetooth monthly. Most recently, EnerKey was updated on June 1, 2026 and Haojiang Controller Bluetooth on June 24, 2026.

Other comparisons