Comparison

QCBMS vs Powerful BMS

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

Head to head
About

QCBMS

Features
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FEATURES * The Best Utility tool for monitoring your lithium battery. * Realtime check PACK, privacy information, and the working status. * The phone required bluetooth4.0 or Above. *Tracking Cycle Life on each battery. *Displays State Of Charge (SOC) percentage with graphics. *Display total voltage, each cell voltage, charging or discharging current, temperature, etc. * Measuring distance: Less than or equal to 7m. * Due to the Bluetooth hardware feature, the APP only can connect with one battery every time. * If you want to connect this battery with another mobile phone, pls exit this program. * As the iOS system openness, different cellphone manufacturer will have their own customized feature on the cellphone . So the APP can not work well on some cellphones due to compatibility issues.

About

Powerful BMS

Features
Read full description

Real-time battery status monitoring The on-board equipment can accurately detect the voltage, SOC and SOH status of the battery when it is stationary by dynamically detecting the status of the vehicle. 4G data transmission The battery test results are regularly transmitted to end users and service providers through 4G, so as to understand the real-time status of the battery and monitor the battery usage trend to avoid any loss caused by sudden battery damage. Customized early warning/digital drainage Battery feed or deterioration warning can be customized according to requirements, and timely remind end users to collect effective measures. OEMs and their dealership stores can also use early warning information to remind end users to return to the store for battery testing and maintenance in a timely manner.

Screenshots

QCBMS4 screens
Powerful BMS3 screens

Verdict

The call

The clearest difference is update cadence: QCBMS at every 2 weeks against Powerful BMS's every 2 months. QCBMS also leads on iOS requirement (9 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

QCBMS ships an update every 2 weeks, Powerful BMS every 2 months. The most recent releases landed on September 19, 2026 and September 14, 2026 respectively.

Scorecard2 real differences Β· 4 level
QCBMS versus Powerful BMS: the parameters behind the verdict, then further details
ParameterQCBMSPowerful BMS
PriceFreeFree
Update frequencyEvery 2 weeks β€” betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS9 β€” better15.6
Further details β€” not scored
Size28 MB25 MB
Age rating4+4+
Developer小纒 徐Shenzhen Leagend Optoelectronics Co., Ltd.

In-app purchases

None

QCBMS

No in-app purchases

None

Powerful BMS

No in-app purchases

Questions

Is QCBMS free?
QCBMS is free to download, with no in-app purchases.
Is Powerful BMS free?
Powerful BMS is free to download, with no in-app purchases.
Do QCBMS or Powerful BMS have ads?
Neither QCBMS nor Powerful BMS shows ads.
Which is updated more often, QCBMS or Powerful BMS?
QCBMS ships an update every 2 weeks, and Powerful BMS every 2 months. Most recently, QCBMS was updated on September 19, 2026 and Powerful BMS on September 14, 2026.

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