Comparison

BMS Tool vs BBMS

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

BBMS

This utility app connects to external Battery Management Systems (BMS) via Bluetooth to collect crucial battery data. It retrieves information like SOH, SOC, voltage, current, cycle counts, temperature, individual cell voltages, and protection status.

Highlights
  • Bluetooth connectivity to BMS devices
  • Collects SOH and SOC data
  • Monitors total voltage and current
  • Tracks charge/discharge cycle counts
  • Records battery temperature
  • Displays individual cell voltages
  • Reports protection status and functionality
Read full description

通过手机蓝牙搜索并连接外围BMS设备,采集外围BMS设备的电池数据。采集的数据有SOH,SOC,总电压,总电流,充放电循环次数,电池各个部位的温度,电池中每个电芯的单体电压,电池产品的保护状态和电池产品某些功能是否正常工作的信息。相关的硬件产品就是带电池管理系统的电池保护板。

Screenshots

BMS Tool4 screens
BBMS4 screens

Verdict

The call

The clearest difference is rating: BMS Tool at 3.9 against BBMS's 2.3. BBMS'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. BBMS asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

BMS Tool holds the better App Store score, 3.9 against 2.3. Both are backed by a comparable volume of ratings — 7 and 10 respectively.

UpkeepUpdate frequency

BMS Tool ships an update every 6 weeks, BBMS every 2 weeks. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

Scorecard6 real differences · 4 level
BMS Tool versus BBMS: the parameters behind the verdict, then further details
ParameterBMS ToolBBMS
PriceFreeFree
Rating3.9 (7 ratings) — better2.3 (10 ratings)
Positive reviews71.4% of reviews—
Number of ratings710 — better
Update frequencyEvery 6 weeksEvery 2 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS16.012.0 — better
Further details — not scored
Size21 MB8 MB
Age rating4+4+
Developere77code GmbHHunan Ginkgo Data Technology Co., Ltd.

Customer experience

BMS Tool

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

BBMS

All ratings8 ratings
Positive12.5%
Neutral12.5%
Negative75.0%

In-app purchases

1 purchases

BMS Tool

One-time1
  • Remove Ads$3.99
None

BBMS

No in-app purchases

Questions

Is BMS Tool free?
BMS Tool is free to download, with in-app purchases available.
Is BBMS free?
BBMS is free to download, with no in-app purchases.
Which has better reviews, BMS Tool or BBMS?
BMS Tool is rated higher. BMS Tool averages 3.9 out of 5 from 7 ratings, while BBMS averages 2.3 from 10 ratings.
Do BMS Tool or BBMS have ads?
BMS Tool shows ads; BBMS does not.
Which is updated more often, BMS Tool or BBMS?
BMS Tool ships an update every 6 weeks, and BBMS every 2 weeks. Most recently, BMS Tool was updated on November 7, 2026 and BBMS on November 3, 2026.

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