Comparison

Qomolander BMS vs Marxon

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

Head to head
About

Qomolander BMS

This app provides real-time monitoring of battery status, including voltage, current, and temperature. It connects via Bluetooth to display battery information, diagnose issues, and manage settings to extend battery life and enhance stability.

Highlights
  • Real-time battery parameter display (voltage, current, SOC, SOH, temp)
  • Individual cell voltage monitoring
  • Cell balance and voltage difference display
  • Alarm status for various battery issues
  • Battery parameter modification
  • Battery program upgrades
  • Charging and discharging control
Features
Read full description

QOMOLANDER intelligent battery management system can real-time monitor battery status, collect, store and process the information during battery operation. With a Bluetooth connection, it can exchange information with external devices to display battery information and diagnose battery issues. This technology can also extend the lifetime and enhance the stability of the battery. 1. Real-time display of voltage, current ,SOC ,SOH, temperature, other parameters of battery. 2. Real-time display the voltage of battery cells. 3. Real-time display the maximum and minimum voltage of the cell, the voltage difference and the cell balance. 4. Real-time display of over-voltage, under-voltage, over-current, over -temperature, low-temperature, short circuit and other alarm status. 5. Modifying battery parameters. 6. Upgrading battery program. 7. Charging and discharging switch on or off. I hope QOMOLANDER can help you to better understand the convenience of lithium batteries operation.

About

Marxon

Features
Read full description

Search and connect to peripheral BMS devices through mobile Bluetooth, and collect battery data of peripheral BMS devices. The collected data includes SOH, SOC, total voltage, total current, number of charging and discharging cycles, temperature of various parts of the battery, individual voltage of each cell in the battery, protection status of the battery product, and information on whether certain functions of the battery product are working properly. The relevant hardware product is a battery protection board with a battery management system.

Screenshots

Qomolander BMS4 screens
Marxon4 screens

Verdict

The call

The clearest difference is update cadence: Qomolander BMS at monthly against Marxon's every 3 months. On price, ads, in-app purchases and device support 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

Qomolander BMS ships an update monthly, Marxon every 3 months. The most recent releases landed on June 11, 2026 and September 15, 2026 respectively.

Scorecard1 real difference · 8 level
Qomolander BMS versus Marxon: the parameters behind the verdict, then further details
ParameterQomolander BMSMarxon
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyMonthly — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.013.0
Further details — not scored
Size46 MB26 MB
Age rating17+4+
DeveloperShenzhen Qomolander Technology Co., LTDGuangdong Marxon Electronics Co., LTD

In-app purchases

None

Qomolander BMS

No in-app purchases

None

Marxon

No in-app purchases

Questions

Is Qomolander BMS free?
Qomolander BMS is free to download, with no in-app purchases.
Is Marxon free?
Marxon is free to download, with no in-app purchases.
Do Qomolander BMS or Marxon have ads?
Neither Qomolander BMS nor Marxon shows ads.
Which is updated more often, Qomolander BMS or Marxon?
Qomolander BMS ships an update monthly, and Marxon every 3 months. Most recently, Qomolander BMS was updated on June 11, 2026 and Marxon on September 15, 2026.

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