Qomolander BMS vs Olelon Connect
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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.
Olelon Connect
Monitor your battery pack's real-time status, including charge level, voltage, and temperature. This app allows for one-button firmware upgrades and provides detailed historical fault information for troubleshooting.
- Real-time battery status monitoring
- Operational voltage and current display
- Temperature and remaining battery level
- One-button Bluetooth firmware upgrades
- Detailed current fault information
- Historical fault data viewing
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The intelligent battery pack has a built-in remote Bluetooth module. It connects to a mobile application via Bluetooth. The application can read the following information: 1. The operational status of the battery pack: charging, discharging, operating voltage, current, temperature, remaining battery level, etc. 2. Bluetooth connection allows for one-button upgrade of device versions. 3. It can display detailed fault information about the current operation of the device. 4. You can view historical fault information about the previous operation of the device. About Olelon Olelon Energy USA Company Limited is devoted to build the best lithium batteries for people all over the world. Through advanced and sophisticated R&D, we have designed all of our batteries to provide years of trouble free service. Only the highest quality of LiFePO4 cells from the best manufacturer in the world will be used on our batteries. Every Olelon battery contains cells that are meticulously sorted and matched for both capacity and resistance. Trust Olelon battery for all of your deep cycle and trouble free battery needs.
Screenshots
Verdict
The clearest difference is rating: Qomolander BMS at 5.0 against Olelon Connect's 3.0. Qomolander BMS also leads on iOS requirement (13.0 vs 15.0). On price, ratings volume, update cadence and ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Qomolander BMS holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
Qomolander BMS ships an update monthly, Olelon Connect every 4 weeks. The most recent releases landed on June 11, 2026 and September 24, 2026 respectively.
| Parameter | Qomolander BMS | Olelon Connect |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 3.0 (2 ratings) |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 1 | 2 — better |
| Update frequency | Monthly | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 46 MB | 26 MB |
| Age rating | 17+ | 4+ |
| Developer | Shenzhen Qomolander Technology Co., LTD | OLELON ENERGY COMPANY LIMITED |
Customer experience
Qomolander BMS
Olelon Connect
In-app purchases
Qomolander BMS
No in-app purchases
Olelon Connect
No in-app purchases
Questions
Is Qomolander BMS free?
Is Olelon Connect free?
Which has better reviews, Qomolander BMS or Olelon Connect?
Do Qomolander BMS or Olelon Connect have ads?
Which is updated more often, Qomolander BMS or Olelon Connect?
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