Comparison

BMS Tool vs My

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

Head to head
About

BMS Tool

Monitor your battery management systems via Bluetooth. Supports multiple BMS types including Liontron, XiaoXiang, ANT, and Wattstunde. Offers a screen always-on mode and macOS compatibility.

Highlights
  • Screen Always ON mode
  • Multiple BMS support
  • Liontron BMS read-only
  • XiaoXiang BMS read-only
  • ANT BMS read-only
  • Wattstunde LiFePo4 read-only
  • macOS support
Features
Read full description

BMS Tool shows the state of your battery from its battery management system (BMS) over Bluetooth, on the iPhone, the iPad, the Mac and the Apple Watch. Supported BMS: - JBD / XiaoXiang smart BMS, also in Liontron batteries - JK BMS (Jikong) - Daly smart BMS - ANT BMS, the older boards and the newer ANT-BLE boards - Seplos V2 and V3 - Redodo, LiTime, PowerQueen and Starry Sea batteries - WattCycle batteries - Wattstunde LiFePO4 and Wattstunde Nova Core batteries - Ective, LiFeBlue, KiloVault, Enerdrive, Noovi and StartCraft batteries Features: - Charge, voltage, current and power at a glance - Time until full while charging and until empty while discharging, estimated from the present current - Every cell voltage with minimum, maximum, difference and balancing - Temperature sensors, alarms and BMS information - Several batteries in one list, each with its own name - Search for new devices can be switched off: only your own batteries stay in the list - Session values and a CSV log of the readings - History with charts and statistics: charge, power, voltage, temperatures and cells over a day, a week, a month or a year, energy per day, export as CSV - Alarms as notifications while the app runs - Home and lock screen widgets - Apple Watch app with complications: charge, cells, temperatures and alarms of the battery open on the iPhone - The display can stay on while the app is open The app reads the values of the BMS and does not change its settings. Ideas and requests are welcome at web.e77code.com/bms-tool.

About

My

Monitor your battery's health and performance in real-time. This system provides detailed insights into voltage, current, and individual cell status, helping to ensure safety and extend battery life through Bluetooth connectivity.

Highlights
  • Real-time voltage, current, and power display
  • Individual battery voltage and alarm status
  • Battery management system device control
  • Automatic series and parallel data calculation
  • Bluetooth connectivity
Features
Read full description

My - BMS intelligent battery management system and active equalizer through bluetooth connection, realize to monitor battery status, real-time collecting the information in the storage, processing, battery operation process, the exchange of information with external equipment, to solve the safety of the lithium battery system, ease of use, and the service life of the key problems, achieve prolong the service life of batteries, to improve the stability of the battery after the group. 1. Display real-time voltage, current, power, internal resistance and other parameters in the form of instrument panel and digital display; 2. Display the real-time voltage and alarm status of all individual batteries. If the alarm or protection value is triggered, an alarm is generated. 3. Battery management system device control. 4. Automatic calculation of series and parallel voltage current and other related data I hope MY-BMS can help you learn more about the convenience of battery use

Screenshots

BMS Tool4 screens
My4 screens

Verdict

The call

The clearest difference is rating: BMS Tool at 3.9 against My's 3.2. BMS Tool also leads on review sentiment (71% vs 50%). My's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, ratings volume 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. BMS Tool sells 1 one-off in-app purchase. My asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

BMS Tool holds the better App Store score, 3.9 against 3.2. Both are backed by a comparable volume of ratings — 7 and 6 respectively. Written reviews point the same way: 71% of BMS Tool's written reviews are positive against 50% of My's.

UpkeepUpdate frequency

BMS Tool ships an update every 6 weeks, My every 9 days. The most recent releases landed on November 10, 2026 and November 3, 2026 respectively.

Scorecard7 real differences · 3 level
BMS Tool versus My: the parameters behind the verdict, then further details
ParameterBMS ToolMy
PriceFreeFree
Rating3.9 (7 ratings) — better3.2 (6 ratings)
Positive reviews71.4% of reviews — better50.0% of reviews
Number of ratings7 — better6
Update frequencyEvery 6 weeksEvery 9 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPod
Requires iOS16.011.0 — better
Further details — not scored
Size21 MB46 MB
Age rating4+4+
Developere77code GmbHShenzhen Tianqin New Energy

Customer experience

BMS Tool

All ratings7 ratings
Positive71.4%
Neutral0.0%
Negative28.6%
Written reviews7 reviews
Positive71.4%
Neutral14.3%
Negative14.3%

My

All ratings6 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews6 reviews
Positive50.0%
Neutral16.7%
Negative33.3%

In-app purchases

1 purchases

BMS Tool

One-time1
  • Remove Ads$3.99
None

My

No in-app purchases

Questions

Is BMS Tool free?
BMS Tool is free to download, with in-app purchases available.
Is My free?
My is free to download, with no in-app purchases.
Which has better reviews, BMS Tool or My?
BMS Tool is rated higher. BMS Tool averages 3.9 out of 5 from 7 ratings, while My averages 3.2 from 6 ratings.
Do BMS Tool or My have ads?
BMS Tool shows ads; My does not.
Which is updated more often, BMS Tool or My?
BMS Tool ships an update every 6 weeks, and My every 9 days. Most recently, BMS Tool was updated on November 10, 2026 and My on November 3, 2026.

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