Comparison

GELNR vs MarsBMS

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

Head to head
About

GELNR

Features
Read full description

The GELNR App is a mobile application designed to work with GELNR Bluetooth batteries to provide real-time monitoring of battery data such as voltage, current, state of charge (SOC), temperature, and protection status. Key Features Real-time Monitoring: Track various battery parameters including voltage, current, state of charge (SOC), cell voltage, and temperature. Protection Status: Monitor different protection statuses and record them in a log within the app. Battery Cycles: View the number of charge cycles the battery has gone through. Battery Run Time: Check the estimated battery run time.

About

MarsBMS

Features
Read full description

MarsBMS is a powerful and easy-to-use app designed for intelligent lithium battery systems. Connect via Bluetooth or Wi-Fi to monitor your battery anytime, anywhere. KEY FEATURES Real-Time Monitoring Stay informed with live data, including State of Charge (SOC), voltage, current, temperature, charge/discharge status, protection status, balancing status, and individual cell voltages. Bluetooth & Wi-Fi Connectivity Connect locally via Bluetooth or access your system remotely over Wi-Fiβ€”flexible for both on-site and off-site monitoring. Global Language Support Supports 9 languages: Chinese, English, Spanish, Portuguese, Russian, Arabic, French, Persian and Ukrainian Fast & Lightweight Optimized for speed and efficiency with a clean interface and minimal data usage. Secure by Design Read-only system architecture ensures your battery settings remain protectedβ€”no risk of accidental changes.

Screenshots

GELNR3 screens
MarsBMS4 screens

Verdict

The call

The clearest difference is iOS requirement: MarsBMS at 13.0 against GELNR's 15.0. On price, update cadence, ads and in-app purchases 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

GELNR ships an update every 2 days, MarsBMS daily. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

Scorecard1 real difference Β· 5 level
GELNR versus MarsBMS: the parameters behind the verdict, then further details
ParameterGELNRMarsBMS
PriceFreeFree
Update frequencyEvery 2 daysDaily β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.013.0 β€” better
Further details β€” not scored
Size12 MB52 MB
Age rating4+4+
DeveloperGELNR MOTORS HOME卓文 撁

In-app purchases

None

GELNR

No in-app purchases

None

MarsBMS

No in-app purchases

Questions

Is GELNR free?
GELNR is free to download, with no in-app purchases.
Is MarsBMS free?
MarsBMS is free to download, with no in-app purchases.
Do GELNR or MarsBMS have ads?
Neither GELNR nor MarsBMS shows ads.
Which is updated more often, GELNR or MarsBMS?
GELNR ships an update every 2 days, and MarsBMS daily. Most recently, GELNR was updated on October 28, 2026 and MarsBMS on October 31, 2026.

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